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Troubleshooting for RA Indoor Unit

SiEN18-622

322

Troubleshooting

4. Troubleshooting for RA Indoor Unit

4.1

Indoor Unit PCB Abnormality

Remote Control
Display

Method of
Malfunction
Detection

Evaluation of zero-cross detection of power supply by indoor unit.

Malfunction
Decision
Conditions

When there is no zero-cross detection in approximately 10 continuous seconds.

Supposed
Causes

Faulty indoor unit PCB

Faulty connector connection

Troubleshooting

Note:

Connector Nos. vary depending on models.
Control connector

(R1400)

Be sure to turn off power switch before connect or disconnect connector, or parts
damage may be occurred.

Connector connection check
(note).

Is it normal?

Correct connections.Replace

Replace PCBs.

YES

Caution

Model Type

Connector No.

Wall Mounted Type

Terminal strip~Control PCB

Duct Connected Type

Terminal strip~Control PCB

Floor / Ceiling Suspended Dual Type S37

Floor Standing Type

Control PCB : S7, S201, S203
Power Supply PCB : S8, S202, S204

Содержание FTKS50BVMB

Страница 1: ...SiEN18 622 E Series Service Manual Applied Models zSuper Multi Plus Cooling Only Heat Pump ...

Страница 2: ...DKS25EAVMB FCQ35BVE FTKS25EVMA FDKS35EAVMB FCQ50BVE FTKS35EVMA CDKS25CVMA FCQ60BVE FTKS50FVMA CDKS35CVMA FCQ71BVE FTKS60FVMA CDKS50CVMA FBQ60BV1 FTKS71FVMA CDKS60CVMA FBQ71BV1 FTKS50BVMA8 CDKS25EAVMA FHQ35BVV1B FTKS60BVMA8 CDKS35EAVMA FHQ50BVV1B FTKS71BVMA8 FHQ60BVV1B FTKS50BVMB FTKS60BVMB FTKS71BVMB Outdoor Unit RMKS112EVM BPMKS967A2 RMKS140EVM BPMKS967A3 RMKS160EVM BPMKS967B2B RMKS112EV1A BPMKS9...

Страница 3: ... FTXS20DVMT CDXS35CVMA FVXS50BVMA FCQ50BVE FTXS25DVMT CDXS50CVMA FCQ60BVE FTXS35DVMT CDXS60CVMA FCQ71BVE FTXS50DVMT CDXS25EAVMA FBQ60BV1 FTXS60DVMT CDXS35EAVMA FBQ71BV1 FTXS71DVMT CDXS25DVMT FBQ60BVL FTXS50FVMA CDXS35DVMT FBQ71BVL FTXS60FVMA CDXS50DVMT FHQ35BVV1B FTXS71FVMA CDXS60DVMT FHQ50BVV1B FTXS50BVMA8 CDXS25EAVMT FHQ60BVV1B FTXS60BVMA8 CDXS35EAVMT FTXS71BVMA8 Outdoor Unit RMXS112EV1A BPMKS96...

Страница 4: ...g Suspended Dual Type 66 1 7 Floor Standing Type 69 1 8 Ceiling Mounted Cassette 600 600 Type 72 1 9 Ceiling Mounted Cassette Type 950 950 75 1 10 Ceiling Mounted Built in Type 78 1 11 Ceiling Suspended Type 80 Part 4 Refrigerant Circuit 83 1 Refrigerant Circuit 84 1 1 Outdoor Units 84 1 2 BP Units 86 2 Functional Parts Layout 87 2 1 Outdoor Units 87 3 Refrigerant Flow for Each Operation Mode 88 3...

Страница 5: ... Control in Heating Operation 118 6 5 Heat Exchanger Isothermal Control in Heating Operation 118 7 Indoor Unit RA Models 119 7 1 Power Airflow Dual Flaps Wide Angle Louvers and Auto Swing 119 7 2 Fan Speed Control for Indoor Units 120 7 3 Programme Dry Function 121 7 4 Automatic Operation 122 7 5 Thermostat Control 123 7 6 Night Set Mode 124 7 7 ECONO Mode 125 7 8 MOLD PROOF Operation 125 7 9 INTE...

Страница 6: ...06 2 Service Check Function 307 2 1 RA Indoor Unit Infrared Remote Control 307 2 2 SkyAir Indoor Unit INSPECTION TEST Button 311 2 3 SkyAir Indoor Unit Wired Remote Control 312 2 4 SkyAir Indoor Unit Infrared Remote Control 313 2 5 Sky Air Indoor Unit Error Codes and LED Indication 315 2 6 Malfunction Code Indication by Outdoor Unit PCB 316 3 List of Malfunction Code 320 4 Troubleshooting for RA I...

Страница 7: ...of Discharge Pipe Thermistor R2T 371 7 11 Malfunction of Thermistor R3T R5T for Suction Pipe1 2 372 7 12 Malfunction of Thermistor R4T for Outdoor Unit Heat Exchanger 373 7 13 Malfunction of Thermistor R7T for Outdoor Unit Liquid Pipe 374 7 14 Malfunction of Subcooling Heat Exchanger Thermistor R6T 375 7 15 Malfunction of High Pressure Sensor 376 7 16 Malfunction of Low Pressure Sensor 377 7 17 Ma...

Страница 8: ...ndoor Unit 400 7 36 System is not Set yet 402 7 37 Malfunction of System Refrigerant System Address Undefined 403 8 Check 404 9 Thermistor Resistance Temperature Characteristics 407 10 Pressure Sensor 409 11 Method of Replacing The Inverter s Power Transistors Modules 410 Part 9 Appendix 413 1 Piping Diagrams 414 1 1 Outdoor Units 414 1 2 BP Units 415 1 3 Indoor Units 416 2 Wiring Diagrams 422 2 1...

Страница 9: ...ower cable plug from the plug socket before disassembling the equipment for repair Working on the equipment that is connected to the power supply may cause an electrical shook If it is necessary to supply power to the equipment to conduct the repair or inspecting the circuits do not touch any electrically charged sections of the equipment If the refrigerant gas is discharged during the repair work...

Страница 10: ...ctrical shock Do not clean the air conditioner by splashing water Washing the unit with water may cause an electrical shock Be sure to provide the grounding when repairing the equipment in a humid or wet place to avoid electrical shocks Be sure to turn off the power switch and unplug the power cable when cleaning the equipment The internal fan rotates at a high speed and cause injury Be sure to co...

Страница 11: ...eat generation or fire When wiring between the indoor and outdoor units make sure that the terminal cover does not lift off or dismount because of the cable If the cover is not mounted properly the terminal connection section may cause an electrical shock excessive heat generation or fire Do not damage or modify the power cable Damaged or modified power cable may cause an electrical shock or fire ...

Страница 12: ...nt children from swallowing it If a child swallows the coin battery see a doctor immediately Warning Caution Installation of a leakage breaker is necessary in some cases depending on the conditions of the installation site to prevent electrical shocks Do not install the equipment in a place where there is a possibility of combustible gas leaks If the combustible gas leaks and remains around the un...

Страница 13: ...re to install the packing and seal on the installation frame properly If the packing and seal are not installed properly water may enter the room and wet the furniture and floor For unitary type only Caution Icon Type of Information Description Note Note A note provides information that is not indispensable but may nevertheless be valuable to the reader such as tips and tricks Caution Caution A ca...

Страница 14: ...SiEN18 622 List of Functions 1 Part 1 List of Functions 1 List of Functions 2 1 1 Cooling Only 2 1 2 Heat Pump 9 ...

Страница 15: ... Left Night Set Mode 3 D Airflow Worry Free Reliability Durability Auto Restart after Power Failure Comfort Airflow Mode Self Diagnosis Digital LED Display 3 Step Airflow H P Only Wiring Error Check Comfort Control Auto Fan Speed Automatic Test Operation Indoor Unit Quiet Operation Memory Function Night Quiet Mode Automatic Anticorrosion Treatment of Outdoor Heat Exchanger Outdoor Unit Quiet Opera...

Страница 16: ...d Left Night Set Mode 3 D Airflow Worry Free Reliability Durability Auto Restart after Power Failure Comfort Airflow Mode Self Diagnosis Digital LED Display 3 Step Airflow H P Only Wiring Error Check Comfort Control Auto Fan Speed Anticorrosion Treatment of Outdoor Heat Exchanger Indoor Unit Quiet Operation Flexibility Multi Split Split Type Compatible Indoor Unit Night Quiet Mode Automatic Flexib...

Страница 17: ...t Set Mode 3 D Airflow Worry Free Reliability Durability Auto Restart after Power Failure Comfort Airflow Mode Self Diagnosis Digital LED Display 3 Step Airflow H P Only Wiring Error Check Comfort Control Auto Fan Speed Anticorrosion Treatment of Outdoor Heat Exchanger Indoor Unit Quiet Operation Flexibility Multi Split Split Type Compatible Indoor Unit Night Quiet Mode Automatic Flexible Voltage ...

Страница 18: ...Off Timer 3 D Airflow Night Set Mode Comfort Airflow Mode Worry Free Reliability Durability Auto Restart after Power Failure 3 Step Airflow H P Only Self Diagnosis Digital LED Display Comfort Control Auto Fan Speed Wiring Error Check Indoor Unit Quiet Operation Anticorrosion Treatment of Outdoor Heat Exchanger Night Quiet Mode Automatic Flexibility Multi Split Split Type Compatible Indoor Unit Out...

Страница 19: ... Set Mode 3 D Airflow Worry Free Reliability Durability Auto Restart after Power Failure Comfort Airflow Mode Self Diagnosis Digital LED Display 3 Step Airflow H P Only Wiring Error Check Comfort Control Auto Fan Speed Anticorrosion Treatment of Outdoor Heat Exchanger Indoor Unit Quiet Operation Flexibility Multi Split Split Type Compatible Indoor Unit Night Quiet Mode Automatic Flexible Voltage C...

Страница 20: ...d Left Worry Free Reliability Durability Auto Restart after Power Failure 3 D Airflow Self Diagnosis Digital LED Display Comfort Airflow Mode Wiring Error Check 3 Step Airflow H P Only Anticorrosion Treatment of Outdoor Heat Exchanger Comfort Control Auto Fan Speed Flexibility Multi Split Split Type Compatible Indoor Unit Indoor Unit Quiet Operation Flexible Voltage Correspondence Night Quiet Mode...

Страница 21: ...d Left Worry Free Reliability Durability Auto Restart after Power Failure 3 D Airflow Self Diagnosis Digital LED Display Comfort Airflow Mode Wiring Error Check 3 Step Airflow H P Only Anticorrosion Treatment of Outdoor Heat Exchanger Comfort Control Auto Fan Speed Flexibility Multi Split Split Type Compatible Indoor Unit Indoor Unit Quiet Operation Flexible Voltage Correspondence Night Quiet Mode...

Страница 22: ...3 D Airflow Night Set Mode Comfort Airflow Mode Worry Free Reliability Durability Auto Restart after Power Failure 3 Step Airflow H P Only Self Diagnosis Digital LED Display Comfort Control Auto Fan Speed Wiring Error Check Indoor Unit Quiet Operation Automatic Test Operation Night Quiet Mode Automatic Memory Function Outdoor Unit Quiet Operation Manual Anticorrosion Treatment of Outdoor Heat Exch...

Страница 23: ...ff Timer 3 D Airflow Night Set Mode Comfort Airflow Mode Worry Free Reliability Durability Auto Restart after Power Failure 3 Step Airflow H P Only Self Diagnosis Digital LED Display Comfort Control Auto Fan Speed Wiring Error Check Indoor Unit Quiet Operation Anticorrosion Treatment of Outdoor Heat Exchanger Night Quiet Mode Automatic Flexibility Multi Split Split Type Compatible Indoor Unit Outd...

Страница 24: ...Off Timer 3 D Airflow Night Set Mode Comfort Airflow Mode Worry Free Reliability Durability Auto Restart after Power Failure 3 Step Airflow H P Only Self Diagnosis Digital LED Display Comfort Control Auto Fan Speed Wiring Error Check Indoor Unit Quiet Operation Anticorrosion Treatment of Outdoor Heat Exchanger Night Quiet Mode Automatic Flexibility Multi Split Split Type Compatible Indoor Unit Out...

Страница 25: ...imer 3 D Airflow Night Set Mode Comfort Airflow Mode Worry Free Reliability Durability Auto Restart after Power Failure 3 Step Airflow H P Only Self Diagnosis Digital LED Display Comfort Control Auto Fan Speed Wiring Error Check Indoor Unit Quiet Operation Anticorrosion Treatment of Outdoor Heat Exchanger Night Quiet Mode Automatic Flexibility Multi Split Split Type Compatible Indoor Unit Outdoor ...

Страница 26: ... Airflow Night Set Mode Comfort Airflow Mode Worry Free Reliability Durability Auto Restart after Power Failure 3 Step Airflow H P Only Self Diagnosis Digital LED Display Comfort Control Auto Fan Speed Wiring Error Check Indoor Unit Quiet Operation Anticorrosion Treatment of Outdoor Heat Exchanger Night Quiet Mode Automatic Flexibility Multi Split Split Type Compatible Indoor Unit Outdoor Unit Qui...

Страница 27: ...irflow Night Set Mode Comfort Airflow Mode Worry Free Reliability Durability Auto Restart after Power Failure 3 Step Airflow H P Only Self Diagnosis Digital LED Display Comfort Control Auto Fan Speed Wiring Error Check Indoor Unit Quiet Operation Anticorrosion Treatment of Outdoor Heat Exchanger Night Quiet Mode Automatic Flexibility Multi Split Split Type Compatible Indoor Unit Outdoor Unit Quiet...

Страница 28: ...flow Night Set Mode Comfort Airflow Mode Worry Free Reliability Durability Auto Restart after Power Failure 3 Step Airflow H P Only Self Diagnosis Digital LED Display Comfort Control Auto Fan Speed Wiring Error Check Indoor Unit Quiet Operation Anticorrosion Treatment of Outdoor Heat Exchanger Night Quiet Mode Automatic Flexibility Multi Split Split Type Compatible Indoor Unit Outdoor Unit Quiet O...

Страница 29: ...imer 3 D Airflow Night Set Mode Comfort Airflow Mode Worry Free Reliability Durability Auto Restart after Power Failure 3 Step Airflow H P Only Self Diagnosis Digital LED Display Comfort Control Auto Fan Speed Wiring Error Check Indoor Unit Quiet Operation Anticorrosion Treatment of Outdoor Heat Exchanger Night Quiet Mode Automatic Flexibility Multi Split Split Type Compatible Indoor Unit Outdoor ...

Страница 30: ...SiEN18 622 Specifications 17 Part 2 Specifications 1 Specifications 18 1 1 Cooling Only 18 1 2 Heat Pump 34 ...

Страница 31: ...ow Rate H m min cfm 106 3742 Fan Type Propeller Motor Output W 70 70 Running Current A 0 4 0 4 Power Consumption W 88 88 Starting Current A 16 1 15 4 20 6 19 7 24 6 23 5 Dimensions H W D mm 1 345 900 320 Package Dimensions H W D mm 1 475 925 390 Weight kg 125 Gross Weight kg 136 Operation Sound dBA 52 53 54 Piping Connection Liquid mm φ9 5 Flare Connection Gas mm φ19 1 Brazing Connection Drain mm ...

Страница 32: ...Propeller Motor Output W 70 70 Running Current A 0 4 0 4 Power Consumption W 88 88 Starting Current A 15 3 14 5 14 3 21 1 20 1 19 8 24 2 23 9 23 6 Dimensions H W D mm 1 345 900 320 Package Dimensions H W D mm 1 475 925 390 Weight kg 125 Gross Weight kg 146 Operation Sound dBA 52 53 54 Piping Connection Liquid mm φ9 5 Flare Connection Gas mm φ19 1 Brazing Connection Drain mm φ18 Heat Insulation Bot...

Страница 33: ...mm 257 738 427 Machine Weight kg 7 5 8 Gross Weight kg 11 12 Number of Wiring Connections 4 for Interunit Wiring Piping Connection Brazing Liquid mm Main φ9 5 1 Branch φ6 4 2 Main φ9 5 1 Branch φ6 4 3 Gas mm Main φ19 1 1 Branch φ15 9 2 Main φ19 1 1 Branch φ15 9 3 Drain mm Drain Processingless Heat Insulation Both Liquid and Gas Pipes Max Piping Length m Amount of Additional Charge g m Max Height D...

Страница 34: ...27 Machine Weight kg 7 5 8 Gross Weight kg 11 12 Number of Wiring Connections 4 for Interunit Wiring Piping Connection Brazing Liquid mm Main φ9 5 1 Branch φ6 4 2 Main φ9 5 1 Branch φ6 4 3 Gas mm Main φ19 1 1 Branch φ15 9 2 Main φ19 1 1 Branch φ15 9 3 Drain mm Drain Processingless Heat Insulation Both Liquid and Gas Pipes Max Piping Length m Amount of Additional Charge g m Max Height Difference m ...

Страница 35: ...th Liquid and Gas Pipes Piping Connection Liquid mm φ 6 4 φ 6 4 Gas mm φ 9 5 φ 9 5 Drain mm φ18 0 φ18 0 Drawing No 3D049754 3D049288 Model FTKS35DVMA FTKS25DVM Rated Capacity 3 5kW Class 2 5kW Class Front Panel Color White White Air Flow Rates m min cfm H 8 9 314 8 7 307 M 6 9 244 6 7 237 L 4 8 169 4 7 166 SL 4 0 141 3 9 138 Fan Type Cross Flow Fan Cross Flow Fan Motor Output W 40 40 Speed Steps 5...

Страница 36: ...ng Connection Liquid mm φ 6 4 φ 6 4 Gas mm φ 9 5 φ 9 5 Drain mm φ18 0 φ18 0 Drawing No 3D049322 3D054408 Model FTKS35EVMA FTKS50FVMA Rated Capacity 3 5kW Class 5 0kW Class Front Panel Color White White Air Flow Rates m min cfm H 8 9 314 14 7 519 M 6 9 244 12 6 445 L 4 8 169 10 2 360 SL 4 0 141 9 2 325 Fan Type Cross Flow Fan Cross Flow Fan Motor Output W 40 43 Speed Steps 5 Steps Silent Auto 5 Ste...

Страница 37: ...Liquid and Gas Pipes Both Liquid and Gas Pipes Piping Connection Liquid mm φ 6 4 φ 6 4 Gas mm φ12 7 φ15 9 Drain mm φ18 0 φ18 0 Drawing No 3D054877 3D054878 Model FTKS50BVMA8 FTKS60BVMA8 Rated Capacity 5 0kW Class 6 0kW Class Front Panel Color White White Air Flow Rates m min cfm H 11 4 402 16 2 573 M 9 8 346 13 9 490 L 8 7 306 11 9 420 SL 7 7 271 10 7 378 Fan Type Cross Flow Fan Cross Flow Fan Mot...

Страница 38: ...kW Class 6 0kW Class Front Panel Color White White Air Flow Rates m min cfm H 11 4 402 16 2 572 M 9 7 342 13 6 480 L 8 0 282 11 4 402 SL 7 1 251 10 2 360 Fan Type Cross Flow Fan Cross Flow Fan Motor Output W 40 43 Speed Steps 5 Steps Silent Auto 5 Steps Silent Auto Air Direction Control Right Left Horizontal Downward Right Left Horizontal Downward Air Filter Removable Washable Mildew Proof Removab...

Страница 39: ... Air Filter Removable Washable Mildew Proof Running Current Rated A 0 20 Power Consumption Rated W 45 Power Factor 96 4 Temperature Control Microcomputer Control Dimensions H W D mm 290 1 050 238 Packaged Dimensions H W D mm 337 1 147 366 Weight kg 12 Gross Weight kg 17 Operation Sound H M L SL dBA 46 42 37 34 Sound Power H dBA 63 Heat Insulation Both Liquid and Gas Pipes Piping Connection Liquid ...

Страница 40: ...ic Pressure Pa 40 40 Moisture Removal L h 1 2 1 9 Heat Insulation Both Liquid and Gas Pipes Both Liquid and Gas Pipes Piping Connection Liquid mm φ 6 4 φ 6 4 Gas mm φ 9 5 φ 9 5 Drain mm VP20 O D φ26 I D φ20 VP20 O D φ26 I D φ20 Drawing No 3D048947C 3D048948C Model FDKS50CVMB FDKS60CVMB Rated Capacity 5 0kW Class 6 0kW Class Front Panel Color Air Flow Rates m min cfm H 12 0 424 16 0 565 M 11 0 388 ...

Страница 41: ...Speed Steps 5 Steps Silent Auto 5 Steps Silent Auto Air Filter Removable Washable Mildew Proof Removable Washable Mildew Proof Running Current Rated A 0 48 0 48 Power Consumption Rated W 71 71 Power Factor 64 3 64 3 Temperature Control Microcomputer Control Microcomputer Control Dimensions H W D mm 200 700 620 200 700 620 Packaged Dimensions H W D mm 274 906 751 274 906 751 Weight kg 21 21 Gross W...

Страница 42: ...3 31 29 Moisture Removal L h 1 2 1 9 Heat Insulation Both Liquid and Gas Pipes Both Liquid and Gas Pipes Piping Connection Liquid mm φ 6 4 φ 6 4 Gas mm φ 9 5 φ 9 5 Drain mm VP20 O D φ 26 I D φ 20 VP20 O D φ 26 I D φ 20 Drawing No 3D049723 3D049724 Model CDKS50CVMA CDKS60CVMA Rated Capacity 5 0kW Class 6 0kW Class Front Panel Color Air Flow Rates m min cfm H 12 0 424 16 0 565 M 11 0 388 14 8 523 L ...

Страница 43: ... Output W 62 62 Speed Steps 5 Steps Silent Auto 5 Steps Silent Auto Running Current Rated A 0 47 0 48 0 49 0 47 0 48 0 49 Power Consumption Rated W 70 71 72 70 71 72 Power Factor 67 7 64 3 61 2 67 7 64 3 61 2 Temperature Control Microcomputer Control Microcomputer Control Dimensions H W D mm 200 700 620 200 700 620 Packaged Dimensions H W D mm 274 906 751 274 906 751 Weight kg 21 21 Gross Weight k...

Страница 44: ...ection Liquid mm φ 6 4 φ 6 4 Gas mm φ 9 5 φ 9 5 Drain mm VP20 O D φ 26 I D φ 20 VP20 O D φ 26 I D φ 20 Drawing No 3D040444A 3D040442A Model FFQ50B8V1B FFQ60B8V1B Rated Capacity 5 0kW Class 6 0kW Class Decoration Panel Color White White Dimensions H W D 55 700 700 55 700 700 Air Flow Rates m min cfm H 12 0 424 15 0 530 M L 8 0 283 10 0 353 SL Fan Type Turbo Fan Turbo Fan Motor Output W 55 55 Speed ...

Страница 45: ... 12 7 Flare Drain mm VP20 O D φ 32 I D φ 25 VP20 O D φ 32 I D φ 25 Drawing No 3D049093A 3D049093A Model FCQ60BVE FCQ71BVE Rated Capacity 6 0kW Class 7 1kW Class Decoration Panel Color White White Dimensions H W D 40 950 950 40 950 950 Air Flow Rates m min cfm H 19 0 670 7 19 0 670 7 M L 14 0 494 2 14 0 494 2 SL Fan Type Turbo Fan Turbo Fan Motor Output W 45 45 Speed Steps 2 Steps 2 Steps Air Direc...

Страница 46: ...FHQ50BVV1B FHQ60BVV1B Rated Capacity 3 5kW Class 5 0kW Class 6 0kW Class Decoration Panel Color White White White Dimensions H W D Air Flow Rates m min cfm H 13 0 458 13 0 458 17 0 600 M L 10 0 353 10 0 353 13 0 459 SL Fan Type Sirocco Fan Sirocco Fan Sirocco Fan Motor Output W 62 62 62 Speed Steps 2 Steps 2 Steps 2 Steps Air Direction Control Right Left Horizontal Downward Right Left Horizontal D...

Страница 47: ...ng m min cfm 106 3 742 Fan Type Propeller Motor Output W 70 70 Running Current A 0 4 0 4 Power Consumption W 88 88 Starting Current A 20 0 19 2 18 4 24 8 23 7 22 7 26 4 25 2 24 2 Dimensions H W D mm 1 345 900 320 Package Dimensions H W D mm 1 475 925 390 Weight kg 125 Gross Weight kg 136 Operation Sound Cooling dBA 52 53 54 Heating dBA 54 55 56 Piping Connection Liquid mm φ9 5 Flare Connection Gas...

Страница 48: ...in cfm 106 3 742 Fan Type Propeller Motor Output W 70 70 Running Current A 0 4 0 4 Power Consumption W 88 88 Starting Current A 19 8 24 8 26 1 Dimensions H W D mm 1 345 900 320 Package Dimensions H W D mm 1 475 925 390 Weight kg 125 Gross Weight kg 136 Operation Sound Cooling dBA 52 53 54 Heating dBA 54 55 56 Piping Connection Liquid mm φ9 5 Flare Connection Gas mm φ19 1 Brazing Connection Drain m...

Страница 49: ... 257 738 427 Machine Weight kg 7 5 8 Gross Weight kg 11 12 Number of Wiring Connections 4 for Interunit Wiring Piping Connection Brazing Liquid mm Main φ9 5 1 Branch φ6 4 2 Main φ9 5 1 Branch φ6 4 3 Gas mm Main φ19 1 1 Branch φ15 9 2 Main φ19 1 1 Branch φ15 9 3 Drain mm Drain Processingless Heat Insulation Both Liquid and Gas Pipes Max Piping Length m Amount of Additional Charge g m Max Height Dif...

Страница 50: ...Both Liquid and Gas Pipes Piping Connection Liquid mm φ 6 4 φ 6 4 Gas mm φ 9 5 φ 9 5 Drain mm φ18 0 φ18 0 Drawing No 3D049290 3D049291 Model FTXS35DVMA FTXS25EVMA Cooling Heating Cooling Heating Rated Capacity 3 5kW Class 2 5kW Class Front Panel Color White White Air Flow Rates m min cfm H 8 9 314 9 7 342 8 7 307 9 4 332 M 6 9 242 7 9 277 6 7 237 7 6 268 L 4 8 169 6 0 212 4 7 166 5 8 205 SL 4 0 14...

Страница 51: ...nection Liquid mm φ 6 4 φ 6 4 Gas mm φ 9 5 φ12 7 Drain mm φ18 0 φ18 0 Drawing No 3D054407 3D054879 Model FTXS60FVMA FTXS71FVMA Cooling Heating Cooling Heating Rated Capacity 6 0kW Class 7 1kW Class Front Panel Color White White Air Flow Rates m min cfm H 16 2 572 17 4 614 17 4 614 21 5 759 M 13 9 491 15 3 540 14 6 516 18 0 636 L 11 5 406 12 8 452 11 9 420 14 4 508 SL 10 0 353 10 5 371 11 2 395 13 ...

Страница 52: ...Operation Sound H M L SL dBA 44 40 35 32 42 38 33 30 45 41 36 33 44 40 35 32 Sound Power H dBA 63 60 63 62 Heat Insulation Both Liquid and Gas Pipes Both Liquid and Gas Pipes Piping Connection Liquid mm φ 6 4 φ 6 4 Gas mm φ12 7 φ12 7 Drain mm φ18 0 φ18 0 Drawing No 3D047566 3D047567 Model FTXS71BVMA8 Cooling Heating Rated Capacity 7 1kW Class Front Panel Color White Air Flow Rates m min cfm H 16 8...

Страница 53: ...iquid mm φ 6 4 φ 6 4 Gas mm φ 9 5 φ 9 5 Drain mm φ18 0 φ18 0 Drawing No 3D049891A 3D049892A Conversion Formulae kcal h kW 860 Btu h kW 3414 cfm m min 35 3 Model FTXS35DVMT FTXS50DVMT Cooling Heating Cooling Heating Capacity 3 5kW Class 5 0kW Class Front Panel Color White White Air Flow Rates m min cfm H 8 9 314 9 7 342 11 4 402 12 6 445 M 6 9 244 7 9 279 9 7 342 10 8 381 L 4 8 169 6 0 212 8 0 282 ...

Страница 54: ... Left Horizontal Downward Air Filter Removable Washable Mildew Proof Removable Washable Mildew Proof Running Current A 0 21 0 21 0 23 0 23 Power Consumption W 45 45 50 50 Power Factor 97 4 97 4 98 8 98 8 Temperature Control Microcomputer Control Microcomputer Control Dimensions H W D mm 290 1 050 238 290 1 050 238 Packaged Dimensions H W D mm 337 1 147 366 337 1 147 366 Weight kg 12 12 Gross Weigh...

Страница 55: ...ure Pa 40 40 Moisture Removal L h 1 2 1 9 Heat Insulation Both Liquid and Gas Pipes Both Liquid and Gas Pipes Piping Connection Liquid mm φ 6 4 φ 6 4 Gas mm φ 9 5 φ 9 5 Drain mm VP20 O D φ 26 I D φ 20 VP20 O D φ 26 I D φ 20 Drawing No 3D055393B 3D055394B Model FDXS50CVMA FDXS60CVMA Cooling Heating Cooling Heating Rated Capacity 5 0kW Class 6 0kW Class Front Panel Color Air Flow Rates m min cfm H 1...

Страница 56: ...ps 5 Steps Silent Auto 5 Steps Silent Auto Air Filter Removable Washable Mildew Proof Removable Washable Mildew Proof Running Current Rated A 0 47 0 48 0 49 0 47 0 48 0 49 0 47 0 48 0 49 0 47 0 48 0 49 Power Consumption Rated W 70 71 72 70 71 72 70 71 72 70 71 72 Power Factor 67 7 64 3 61 2 67 7 64 3 61 2 67 7 64 3 61 2 67 7 64 3 61 2 Temperature Control Microcomputer Control Microcomputer Control...

Страница 57: ...0 40 Moisture Removal L h 1 2 1 9 Heat Insulation Both Liquid and Gas Pipes Both Liquid and Gas Pipes Piping Connection Liquid mm φ 6 4 φ 6 4 Gas mm φ 9 5 φ 9 5 Drain mm VP20 O D φ 26 I D φ 20 VP20 O D φ 26 I D φ 20 Drawing No 3D046469 3D046470 Model CDXS50CVMA CDXS60CVMA Cooling Heating Cooling Heating Rated Capacity 5 0kW Class 6 0kW Class Front Panel Color Air Flow Rates m min cfm H 12 0 424 12...

Страница 58: ...a 40 40 Moisture Removal l h 1 2 1 9 Heat Insulation Both Liquid and Gas Pipes Both Liquid and Gas Pipes Piping Connection Liquid mm φ 6 4 φ 6 4 Gas mm φ 9 5 φ 9 5 Drain mm VP20 O D φ 26 I D φ 20 VP20 O D φ 26 I D φ 20 Drawing No 3D049727 3D049728 Model CDXS50DVMT CDXS60DVMT Cooling Heating Cooling Heating Capacity 5 0kW Class 6 0kW Class Front Panel Color Air Flow Rates m min cfm H 12 0 424 16 0 ...

Страница 59: ...o Fan Sirocco Fan Motor Output W 62 62 Speed Steps 5 Steps Silent Auto 5 Steps Silent Auto Air Filter Removable Washable Mildew Proof Removable Washable Mildew Proof Running Current Rated A 0 52 0 52 0 52 0 52 Power Consumption Rated W 72 72 72 72 Power Factor 62 9 62 9 62 9 62 9 Temperature Control Microcomputer Control Microcomputer Control Dimensions H W D mm 200 700 620 200 700 620 Packaged Di...

Страница 60: ...er Removable Washable Mildew Proof Removable Washable Mildew Proof Running Current Rated A 0 16 0 15 0 14 0 16 0 15 0 16 0 15 0 14 0 16 0 15 0 27 0 26 0 25 0 27 0 26 0 33 0 32 0 31 0 33 0 32 Power Consumption Rated W 32 32 55 70 Power Factor 90 9 92 8 95 2 90 9 92 8 90 9 92 8 95 2 90 9 92 8 92 6 92 0 91 7 92 6 92 0 96 4 95 1 94 1 96 4 95 1 Temperature Control Microcomputer Control Microcomputer Co...

Страница 61: ... Piping Connection Liquid mm φ 6 4 φ 6 4 Gas mm φ 9 5 φ 9 5 Drain mm φ18 0 φ18 0 Drawing No 3D046600 3D046601 Model FLXS50BVMA FLXS60BVMA Cooling Heating Cooling Heating Rated Capacity 5 0kW Class 5 7kW Class Front Panel Color Almond White Almond White Air Flow Rates m min cfm H 11 4 402 12 1 427 12 0 424 12 8 452 M 10 0 353 9 8 346 10 7 378 10 6 374 L 8 5 300 7 5 265 9 3 328 8 4 297 SL 7 5 265 6 ...

Страница 62: ...Liquid mm φ 6 4 φ 6 4 Gas mm φ 9 5 φ 9 5 Drain mm VP20 O D φ 26 I D φ 20 VP20 O D φ 26 I D φ 20 Drawing No 3D040445 3D040443 Model FFQ50B8V1B FFQ60B8V1B Cooling Heating Cooling Heating Rated Capacity 5 0kW Class 6 0kW Class Decoration Panel Color White White Dimensions H W D 55 700 700 55 700 700 Air Flow Rates m min cfm H 12 0 424 12 0 424 15 0 530 15 0 530 M L 8 0 283 8 0 283 10 0 353 10 0 353 S...

Страница 63: ... 7 Flare Drain mm VP20 O D φ 32 I D φ 25 VP20 O D φ 32 I D φ 25 Drawing No 3D049093A 3D049093A Model FCQ60BVE FCQ71BVE Cooling Heating Cooling Heating Rated Capacity 6 0kW Class 7 1kW Class Decoration Panel Color White White Dimensions H W D 40 950 950 40 950 950 Air Flow Rates m min cfm H 19 0 670 7 19 0 670 7 M L 14 0 494 2 14 0 494 2 SL Fan Type Turbo Fan Turbo Fan Motor Output W 45 45 Speed St...

Страница 64: ...are Gas mm φ 12 7 Flare φ 15 9 Flare Drain mm VP25 O D φ 32 I D φ 25 VP25 O D φ 32 I D φ 25 Drawing No 3D049097 3D049097 Model FBQ60BVL FBQ71BVL Cooling Heating Cooling Heating Rated Capacity 6 0kW Class 7 1kW Class Decoration Panel Color White White Dimensions H W D 55 1100 500 55 1100 500 Air Flow Rates m min cfm H 19 0 670 19 0 670 M L 14 0 494 14 0 494 SL Fan Type Sirocco Fan Sirocco Fan Motor...

Страница 65: ...ownward Air Filter Removable Washable Mildew Proof Removable Washable Mildew Proof Removable Washable Mildew Proof Temperature Control Microcomputer Control Microcomputer Control Microcomputer Control Dimensions H W D mm 195 960 680 195 960 680 195 1 160 680 Packaged Dimensions H W D mm 279 1 046 818 279 1 046 818 279 1 246 818 Weight kg 24 25 27 Gross Weight kg 31 32 35 Operation Sound H L dBA 37...

Страница 66: ...m 54 1 1 Outdoor Unit 54 1 2 BP Unit 59 1 3 Wall Mounted Type 20 25 35 Class 60 1 4 Wall Mounted Type 50 60 71 Class 62 1 5 Duct Connected Type 64 1 6 Floor Ceiling Suspended Dual Type 66 1 7 Floor Standing Type 69 1 8 Ceiling Mounted Cassette 600 600 Type 72 1 9 Ceiling Mounted Cassette Type 950 950 75 1 10 Ceiling Mounted Built in Type 78 1 11 Ceiling Suspended Type 80 ...

Страница 67: ...2A Connector for Electronic Expansion Valve Sub Cool 9 X25A Connector for Y1S Four Way Valve 10 X26A Connector for Y2S Hot Gas Bypass Valve 11 X27A Connector for Y3S Unload 12 X28A Connector for Crankcase Heater 13 X32A Connector for High Pressure Switch 14 X37A Connector for Power Supply for Optional PCB DC16V 15 X66A Connector for C H Selector PCB A4P 16 X81A Connector for Terminal Strip 17 X106...

Страница 68: ... Connector Wiring Diagram Printed Circuit Board Connector Wiring Diagram and Name 55 PCB Detail LC NC LE N P X111A F6U X107A X106A HBP X66A X37A X81A X5A X22A X21A X13A X11A X12A X18A X17A X32A HAP X25A X26A X27A X28A LD F4U 2P175758 ...

Страница 69: ...g Diagram and Name 1 1 2 Service PCB A2P Connectors 1 X205A Connector for Main PCB A1P Note Other Designation 1 H1P to H8P Service Monitor LED 2 BS1 to BS5 Push Button Switch Mode Set Return Test Reset 3 DS1 DIP Switch PCB Detail DS1 H8P BS5 H7P H6P H5P H4P H3P H2P H1P X205A BS4 BS3 BS2 BS1 2P174185 ...

Страница 70: ... Circuit Board Connector Wiring Diagram and Name 57 1 1 3 Noise Filter PCB A3P Connectors 1 LA NA Terminal for X1M Power Supply 2 LB NB Terminal for Main PCB A1P 3 E Terminal for Earth Note Other Designation 1 F1U Fuse 250V 6 3A PCB Detail NB F1U NA LA E LB 2P174186 ...

Страница 71: ...ring Diagram SiEN18 622 58 Printed Circuit Board Connector Wiring Diagram and Name 1 1 4 Cool Heat Selector PCB A4P Connectors 1 X1A Connector for Main PCB A1P Note Other Designation 1 X1M Cool Heat Selector PCB Detail X1M X1A 2P174187 ...

Страница 72: ...tors 1 F2U Fuse AC250V 3 15A 2 X3M Terminal for Inter Connecting Wire to Room A 3 X4M Terminal for Inter Connecting Wire to Room B 4 X5M Terminal for Inter Connecting Wire to Room C 5 F1 F2 on X6M Terminal for Transmission to Outdoor Unit or Other BP units 6 L1 N1 on X1M Terminal for Power Supply 230V 50Hz 7 L2 N2 on X1M Terminal for Power Supply to other BP units 8 H1P LED A LED for Service Monit...

Страница 73: ...ctor for display PCB 5 S28 Connector for signal receiver PCB 6 S32 Connector for heat exchanger thermistor 7 S35 Connector for INTELLIGENT EYE sensor PCB 1 S29 Connector for control PCB 1 S27 Connector for control PCB 1 S36 Connector for control PCB 1 V1 Varistor 2 JA Address setting jumper JB Fan speed setting when compressor is OFF on thermostat JC Power failure recovery function auto restart Re...

Страница 74: ...Circuit Board Connector Wiring Diagram and Name 61 PCB Detail PCB 1 Control PCB PCB 4 INTELLIGENT EYE sensor PCB V1 S1 FU1 S6 L2 S26 S28 S32 JC JB JA LED A S35 S21 R4986 PCB 2 Signal Receiver PCB PCB 3 Display PCB S29 R5183 RTH1 SW1 S27 LED3 LED2 LED1 R4290 S36 R4291 ...

Страница 75: ...zed control HA 5 S26 Connector for buzzer PCB 6 S28 Connector for signal receiver PCB 7 S32 Connector for heat exchanger thermistor 8 S35 Connector for Intelligent Eye sensor PCB 1 S29 Connector for control PCB 1 S27 Connector for control PCB 2 S38 Connector for display PCB 1 S37 Connector for buzzer PCB 1 S36 Connector for control PCB 1 V1 Varistor 2 JA Address setting jumper JB Fan speed setting...

Страница 76: ...or Wiring Diagram and Name 63 PCB Detail PCB 1 Control PCB indoor unit PCB 2 Signal Receiver PCB PCB 3 Buzzer PCB PCB 4 Display PCB PCB 5 Intelligent Eye sensor PCB S1 V1 FU1 S6 S8 S26 R2860 S28 S32 JC JB JA LED A S21 S35 SW1 S29 R2861 R2862 RTH1 S38 S27 LED1 LED2 LED3 S37 R2863 S36 R2864 ...

Страница 77: ...ntrol to 5 rooms 4 S26 Connector for display PCB 5 S32 Connector for heat exchanger thermistor 1 S1 Connector for control PCB 1 V1 Varistor 2 JA Address setting jumper JB Fan speed setting when compressor is OFF on thermostat JC Power failure recovery function Refer to page 181 for more detail 3 LED A LED for service monitor green 4 FU1 Fuse 3 15A 1 SW1 S1W Forced operation ON OFF switch 2 LED1 LE...

Страница 78: ...EN18 622 Printed Circuit Board Connector Wiring Diagram Printed Circuit Board Connector Wiring Diagram and Name 65 PCB Detail PCB 2 Display PCB WLU C2 C1 C3 PbF 2P084375 Pb Free SW1 LED1 RTH1 LED2 LED3 S1 ...

Страница 79: ...Connector for display PCB 5 S26 Connector for signal receiver PCB 6 S32 Connector for heat exchanger thermistor 7 S37 Connector for power supply PCB 1 S36 Connector for control PCB 1 S25 Connector for control PCB 1 S27 Connector for control PCB 2 S31 Connector for room temperature thermistor 1 JA Address setting jumper JB Fan speed setting when compressor is OFF on thermostat JC Power failure reco...

Страница 80: ...nector Wiring Diagram Printed Circuit Board Connector Wiring Diagram and Name 67 PCB Detail PCB 1 Control PCB PCB Detail PCB 2 Power Supply PCB Pb Free S21 LED A S26 S32 GND S37 5V Check JA JB JC S24 12V Check S6 S7 SW2 S36 FU1 V1 Pb Free ...

Страница 81: ...iring Diagram SiEN18 622 68 Printed Circuit Board Connector Wiring Diagram and Name PCB 3 Display PCB PCB 4 Signal Receiver PCB LED3 Pb Free LED2 LED1 S25 SW1 PbF PHOTO 2P084377 1 SW1 I RTH WLU 3 C1 C2 C3 EX511 REV 12 S27 R4977 S31 RTH ...

Страница 82: ...4 S31 S32 Connector for room temperature heat exchanger thermistor 5 S7 S201 S203 Connector for power supply PCB 6 S25 Connector for Signal receiver PCB 7 S301 S302 Connector for DC fan motors 1 S26 Connector for control PCB 1 S24 Connector for control PCB 1 V1 Varistor 2 JA Address setting jumper JB Fan speed setting when compressor is OFF on thermostat JC Power failure recovery function Refer to...

Страница 83: ...inted Circuit Board Connector Wiring Diagram SiEN18 622 70 Printed Circuit Board Connector Wiring Diagram and Name PCB Detail PCB 1 Power Supply PCB 25 35 class PCB Detail PCB 1 Power Supply PCB 50 class ...

Страница 84: ... 622 Printed Circuit Board Connector Wiring Diagram Printed Circuit Board Connector Wiring Diagram and Name 71 PCB Detail PCB 2 Control PCB PCB 3 Display PCB PCB 4 Signal Receiver PCB Pb Free Pb Free Pb Free ...

Страница 85: ...ure thermistor 6 X20A Connector for fan motor 7 X24A Connector for signal receiver PCB when the infrared remote control is used 8 X25A Connector for drain pump motor 9 X27A Connector for terminal strip for inter unit wiring 10 X33A Optional connector for wiring adapter PCB 11 X35A Optional connector for group control adapter 12 X36A Connector for swing motor 13 X40A Optional connector for ON OFF i...

Страница 86: ...iring Diagram Printed Circuit Board Connector Wiring Diagram and Name 73 PCB Detail PCB 1 Control PCB A1P EC0608 A X25A X18A X61A X36A X40A X17A X15A HAP Service monitor LED Capacity setting adaptor X5A X35A X24A X60A X19A X33A X27A X20A 2P095006 ...

Страница 87: ...ard Connector Wiring Diagram SiEN18 622 74 Printed Circuit Board Connector Wiring Diagram and Name PCB Detail PCB 2 Signal Receiver PCB A3P PCB 3 Display PCB A4P X2A 3P156326 X1A SS2 LED4 X1A BS1 3P086209 LED3 LED2 LED1 ...

Страница 88: ... Connector for room temperature thermistor 6 X20A Connector for fan motor 7 X24A Connector for signal receiver PCB when the infrared remote control is used 8 X25A Connector for drain pump motor 9 X27A Connector for terminal strip for inter unit wiring 10 X33A Optional connector for wiring adapter PCB 11 X35A Optional connector for group control adapter 12 X36A Connector for swing motor 13 X60A X61...

Страница 89: ...gram SiEN18 622 76 Printed Circuit Board Connector Wiring Diagram and Name PCB Detail PCB 1 Control PCB A1P X25A X18A X61A X36A X17A X15A HAP Service monitor LED Capacity setting adaptor X5A X35A X24A X60A X19A X11A X33A X10A X27A X20A 2P095006 ...

Страница 90: ... Circuit Board Connector Wiring Diagram Printed Circuit Board Connector Wiring Diagram and Name 77 PCB Detail PCB 2 Signal Receiver PCB A2P PCB 3 Display PCB A3P X2A 3P156326 X1A SS2 LED3 3P008986 LED4 X1A BS1 LED2 LED1 ...

Страница 91: ... X10A X11A Connector for transformer 3 X15A Connector for float switch 4 X17A X18A Connector for heat exchanger thermistor 5 X19A Connector for room temperature thermistor 6 X21A Connector for fan motor 7 X25A Connector for drain pump motor 8 X27A Connector for terminal strip for inter unit wiring 9 X33A Optional connector for wiring adapter PCB 10 X35A Optional connector for group control adapter...

Страница 92: ...rinted Circuit Board Connector Wiring Diagram Printed Circuit Board Connector Wiring Diagram and Name 79 PCB Detail Control PCB A1P X27A X25A X11A X33A X61A X15A X18A X19A X17A X21A X5A X10A X35A X60A HAP 2P095008 ...

Страница 93: ...l Strip for Inter Unit Wiring 11 X29A Connector for Swing Motor 12 X33A Connector for Wring Adapter PCB Optional Accessory 13 X35A Connector for Group Control Adapter Optional Accessory 14 X40A Connector for ON OFF Input from Outside for Optional Accessory 15 X60A X61A Connector for Interface Adapter Optional Accessory PCB 2 Signal Receiver PCB A3P 1 X1A Connector for display PCB 2 X2A Connector f...

Страница 94: ... Diagram Printed Circuit Board Connector Wiring Diagram and Name 81 PCB Detail PCB 1 Control PCB A1P Capacity setting adaptor X18A X40A X15A X19A X17A X14A X61A X33A X27A X20A X35A X60A X5A X24A X26A X29A X25A HAP Service monitor LED 2P095007 EC0606 A ...

Страница 95: ...ard Connector Wiring Diagram SiEN18 622 82 Printed Circuit Board Connector Wiring Diagram and Name PCB Detail PCB 2 Signal Receiver PCB A3P PCB 3 Display PCB A4P X2A 3P156326 X1A SS2 BS1 3PA58761 X1A LED3 LED4 LED2 LED1 ...

Страница 96: ...cuit 84 1 1 Outdoor Units 84 1 2 BP Units 86 2 Functional Parts Layout 87 2 1 Outdoor Units 87 3 Refrigerant Flow for Each Operation Mode 88 3 1 Cooling Operation 88 3 2 Heating Operation 89 3 3 Cooling Oil Return Operation 90 3 4 Heating Oil Return Operation Defrost Operation 91 ...

Страница 97: ...witch is activated at high pressure of 4 0 MPa or more to stop the compressor operation S Fusible plug In order to prevent the increase of pressure when abnormal heating is caused by fire or others the fusible part of the plug is molten at a temperature of 70 to 75 C to release the pressure into the atmosphere T Pressure regulating valve 1 Receiver to discharge pipe This valve opens at a pressure ...

Страница 98: ...Filter Filter Filter Filter Filter Heat exchanger Pressure regulating valve Service port Service port Compressor Four way valve High pressure sensor High pressure switch Solenoid valve Capillary tube Oil separator Solenoid valve Accumulator Stop valve With service port on field piping side 7 9mm flare connection Capillary tube Capillary tube Low pressure sensor Double pipe heat exchanger ...

Страница 99: ... 2 DLA DLC Thermistor Liquid pipe While in heating operation used to carry out the indoor unit SC control 3 R1T Thermistor Room temp Used to detect room air temperature and instructs the capacity supply to BP unit 4 R2T Thermistor Heat exchanger Used to detect heat exchanger temperature and carry out various protection functions and controls of capacity 5 R1T Thermistor Room temp Used to detect ro...

Страница 100: ...olenoid valve Pressure sensor high 4 way valve Thermistor suction 1 Thermistor suction 2 Pressure sensor low Solenoid valve Pressure switch Electronic expansion valve Electronic espansion valve Thermistor liquid pipe Connector color black Connector color red Connector color blue High voltage Connector color blue High voltage Connector color pink High voltage Connector color white Marking color blu...

Страница 101: ...EV B Full close EV H Full close EV B Full close EV A SH control EV A SH control High pressure liquid refrigerant High pressure high temp gas refrigerant Low pressure low temp liquid or gas refrigerant FIELD PIPING FIELD PIPING SIRROCO FAN FAN MOTOR HEAT EXCHANGER FIELD PIPING FIELD PIPING SIRROCO FAN FAN MOTOR HEAT EXCHANGER FIELD PIPING FIELD PIPING SIRROCO FAN FAN MOTOR HEAT EXCHANGER FIELD PIPI...

Страница 102: ... A SC control FIELD PIPING FIELD PIPING SIRROCO FAN FAN MOTOR HEAT EXCHANGER FIELD PIPING FIELD PIPING SIRROCO FAN FAN MOTOR HEAT EXCHANGER FIELD PIPING FIELD PIPING SIRROCO FAN FAN MOTOR HEAT EXCHANGER FIELD PIPING FIELD PIPING SIRROCO FAN FAN MOTOR HEAT EXCHANGER FIELD PIPING FIELD PIPING SIRROCO FAN FAN MOTOR HEAT EXCHANGER FIELD PIPING OFF OFF OFF OFF ON ON ON FIELD PIPING SIRROCO FAN FAN MOTO...

Страница 103: ...trol EV A SH control FIELD PIPING FIELD PIPING SIRROCO FAN FAN MOTOR HEAT EXCHANGER FIELD PIPING FIELD PIPING SIRROCO FAN FAN MOTOR HEAT EXCHANGER FIELD PIPING FIELD PIPING SIRROCO FAN FAN MOTOR HEAT EXCHANGER FIELD PIPING FIELD PIPING SIRROCO FAN FAN MOTOR HEAT EXCHANGER FIELD PIPING FIELD PIPING SIRROCO FAN FAN MOTOR HEAT EXCHANGER FIELD PIPING OFF OFF OFF OFF ON ON ON FIELD PIPING SIRROCO FAN F...

Страница 104: ...HERMISTOR HEAT EXCHANGER THERMISTOR HEAT EXCHANGER THERMISTOR HEAT EXCHANGER THERMISTOR HEAT EXCHANGER THERMISTOR HEAT EXCHANGER THERMISTOR HEAT EXCHANGER THERMISTOR HEAT EXCHANGER THERMISTOR HEAT EXCHANGER THERMISTOR HEAT EXCHANGER THERMISTOR HEAT EXCHANGER THERMISTOR HEAT EXCHANGER THERMISTOR EV A 80 pls EV H SH control EV B 80 pls EV H Full close EV B 80 pls EV A SH control EV A SH control FIEL...

Страница 105: ...Refrigerant Flow for Each Operation Mode SiEN18 622 92 Refrigerant Circuit ...

Страница 106: ...her Control 113 5 1 Demand Operation 113 5 2 Heating Operation Prohibition 113 6 BP Unit Control 114 6 1 BP Unit Command Conversion 114 6 2 BP Unit Electronic Expansion Valve Control 115 6 3 SH Control in Cooling Operation 117 6 4 SC Control in Heating Operation 118 6 5 Heat Exchanger Isothermal Control in Heating Operation 118 7 Indoor Unit RA Models 119 7 1 Power Airflow Dual Flaps Wide Angle Lo...

Страница 107: ...et Operation mode change Pressure equalization prior to startup Startup control Cooling startup control Heating startup control Electronic expansion valve PI control Indoor unit stop or thermostat OFF Indoor unit stop or thermostat OFF Indoor unit stop or thermostat OFF Malfunction Standby Malfunction Standby Pump down residual operation Restart standby Compressor stop In the event indoor unit sto...

Страница 108: ...Four way valve OFF Main electronic expansion valve EV1 480 pls Subcooling electronic expansion valve EV3 PI control Hot gas bypass valve SVP OFF This valve turns on with low pressure protection control Actuator Operation Remarks Compressor Compressor PI control Used for high pressure protection control low pressure protection control discharge pipe temperature protection control and compressor ope...

Страница 109: ... 12 13 Controls compressor capacity to adjust Tc to achieve target value TcS Tc High pressure equivalent saturation temperature C TcS initial value TcS Target Tc value Varies depending on Tc setting operating frequency etc L M Normal factory setting H 43 46 49 STn INV Fullload INV Unload STn INV Fullload INV Unload STn INV Fullload INV Unload 1 36 0Hz 11 80 0Hz 21 140 0Hz 2 39 0Hz 12 86 0Hz 22 146...

Страница 110: ... control When the down command come from all indoor units among thermostat ON indoor units Keep control Except for the above About detail of ΔD signal refer to P114 Cooling Operation TeS TeS initial value KTe2 KTe2 Correction value by ΔD signal in cooling Δ D control Keep the current KTe2 KTe2 KTe2 0 5 KTe2 KTe2 0 5 Q0396 KTe2 0 without correction Not during compressor frequency PI control During ...

Страница 111: ...value by ΔD signal in heating Δ D control Keep the current KTc2 KTc2 KTc2 0 5 KTc2 KTc2 0 5 Q0397 KTc2 0 without correction Not during compressor frequency PI control During compressor frequency PI control KTc2 0 Down control by Δ D signal continues 120 sec Up control by Δ D signal continues 120 sec ...

Страница 112: ...ing on the discharge pipe superheated degree of inverter compressor Subcooling Electronic Expansion Valve EV3 Control Makes PI control of the electronic expansion valve Y3E to keep the superheated degree SH of the outlet gas pipe on the evaporator side for the full use of the subcooling heat exchanger SH Ts1 Te SH Evaporator outlet superheated degree C Ts1 Suction pipe temperature detected by ther...

Страница 113: ... run in Step 5 or higher When outdoor temperature 12 C it will run in Step 1 or higher 850rpm 715rpm 580rpm 445rpm 360rpm 285rpm 400rpm 250rpm 0 rpm M1F 815rpm 680rpm 545rpm 410rpm 325rpm 250rpm 0 rpm 0 rpm 0 rpm M2F STEP3 STEP4 STEP5 STEP6 STEP7 STEP8 STEP2 STEP1 STEP0 Cooling Fan Steps Upper limit of fan revolutions Step 8 Upper limit of outdoor unit fan revolutions Step 7 1 step on outdoor unit...

Страница 114: ... Pc Pe 0 39MPa is achieved Outdoor unit fan STEP7 Ta 20 C OFF Ta 20 C STEP4 1 step 15 sec when Pc 2 16MPa 1 step 15 sec when Pc 1 77MPa Four way valve 20S1 Holds OFF OFF Main electronic expansion valve EV1 0 pls 480 pls 480 pls Subcooling electronic expansion valve EV3 0 pls 0 pls 0 pls Hot gas bypass valve SVP OFF OFF OFF Ending conditions Pc Pe 0 3MPa A lapse of 1 to 5 min A lapse of 10 sec A la...

Страница 115: ...tion operation Oil return operation Post oil return operation Compressor Take the current step as the upper limit 52 Hz Full load Low pressure constant control Same as the oil return operation mode Outdoor unit fan Fan control Normal cooling Fan control Normal cooling Fan control Normal cooling Four way valve OFF OFF OFF Main electronic expansion valve EV1 480 pls 480 pls 480 pls Subcooling electr...

Страница 116: ...to reduce noise on changing of the four way valve Outdoor Unit Actuator Oil return preparation operation Oil return operation Post oil return operation Compressor Upper limit control 124 Hz Full load 2 step increase from 36 Hz Unload to Pc Pe 0 4 MPa every 20 sec Outdoor unit fan STEP8 OFF STEP8 Four way valve ON OFF ON Main electronic expansion valve EV1 SH control 480 pls 55 pls Subcooling elect...

Страница 117: ...e operation after defrost the compressor stops for 2 min to reduce noise on changing of the four way valve Outdoor unit actuator Defrost preparation operation Defrost operation Post Defrost operation Compressor Upper limit control 124 Hz Full load 2 step increase from 36 Hz Unload to Pc Pe 0 4 MPa every 20 sec Outdoor unit fan STEP8 OFF STEP8 Four way valve ON OFF ON Main electronic expansion valv...

Страница 118: ...sidual operation Step 1 Pump down residual operation Step 2 Compressor 124 Hz Full load 52 Hz Full load Outdoor unit fan Fan control Fan control Four way valve OFF OFF Main electronic expansion valve EV1 480 pls 240 pls Subcooling electronic expansion valve EV3 0 pls 0 pls Hot gas bypass valve SVP OFF OFF Ending conditions 2 sec 2 sec Actuator Pump down residual operation Compressor 124 Hz Full lo...

Страница 119: ... is cleared up 3 6 1 When System is in Stop Mode Actuator Operation Compressor OFF Outdoor unit fan OFF Four way valve Keep former condition Main electronic expansion valve EV1 0 pls Subcooling electronic expansion valve EV3 0 pls Hot gas bypass valve SVP OFF Ending conditions Indoor unit thermostat is turned ON ...

Страница 120: ...e sensor detection value INV upper limit frequency 3 step down from current compressor frequency When occurring 10 times within 60 minutes HPS is activated without high pressure standby thus outputting the malfunction code E3 INV upper limit frequency Max High pressure standby High pressure drop Pc 3 04MPa After 10 sec Pc 3 04MPa Pc 2 94MPa Pc 3 64MPa Keeping the current step After 60 sec High pre...

Страница 121: ...etection value Low pressure limited When occurring 3 times within 30 min the malfunction code E4 is output Ts Teg 8deg Pe 0 06MPa Pe 0 09MPa or After 10 sec Pe 0 17MPa Pe 0 17MPa Pe 0 20MPa Pe 0 07MPa Current step limited After 15 sec Low pressure not limited Low pressure limited INV upper limit frequency 1 step up from current compressor frequency Pe LP pressure sensor detection value INV upper l...

Страница 122: ...5 C HTdi 120 C for 10 min or more or HTdi 110 C Tp 125 C After 30 sec After 20 sec HTdi 130 C HTdi 120 C or HTdi 100 C Tp 110 C Discharge pipe temperature standby Value of INV compressor discharge pipe temperature Tdi compensated with outdoor air temperature Value of compressor port temperature calculated by Tc and Te and suction superheated degree INV upper limit frequency 1 step up from current ...

Страница 123: ...quency INV upper limit frequency 1 step down from current compressor frequency INV upper limit frequency 1 step up from current compressor frequency Inverter current standby Inverter current 23 8A continues for 3 min Status quo Without conditions When occurring 4 times within 60 min the malfunction code L8 is output Not limited Limited Tfin 78 C Tfin 78 C Tfin 75 C Tfin 83 C Fin temp standby INV u...

Страница 124: ...d based on the freeze prevention status signal sent from the BP unit Indoor unit and the freeze prevention control prevents freezing of the indoor unit Recovery zone Lift the control Increase zone 1 step up 60sec Keep zone Frequency is not controlled Decrease zone 1 step down 60sec Stop zone Thermostat OFF only the target indoor unit The temperature in above figure depends on models Reference valu...

Страница 125: ...d based on the dew condensation prevention status signal sent from the BP unit Indoor unit and the dew condensation prevention control prevents dew condensation of the indoor unit Recovery zone Lift the control Increase zone 1 step up 60sec Keep zone Frequency is not controlled Decrease zone 1 step down 60sec SVG open at 52Hz The temperature in above figure depends on models and actual room temper...

Страница 126: ...te the unit with this mode additional setting of Continuous Demand Setting or external input by external control adapter is required Demand 1 setting 5 2 Heating Operation Prohibition Heating operation is prohibited above 24 CDB outdoor air temperature Setting Standard for upper limit of power consumption Demand 1 setting 1 Approx 60 Demand 1 setting 2 factory setting Approx 70 Demand 1 setting 3 ...

Страница 127: ...mands excludes when Powerful function is in operation 2 Processing during Powerful operation mode 1 When Powerful command is received from indoor units one or more units 2 Thermostats are not OFF in room units from which Powerful commands are issued When the above conditions are met the Powerful operation mode is activated and the Powerful operation signal is sent to outdoor unit ΔD Signal Capacit...

Страница 128: ...OA DA pls DA room temperature DOA outdoor air temperature During Heating Operation Target EV opening 350 pls 6 2 2 Electronic Expansion Valve Flow Rate Restriction This function prevents the deviation from the electronic expansion valve specification range by restricting the electronic expansion valve flow rates of the operating and non operating room units during compressor operation It also prev...

Страница 129: ...amber sets the electronic expansion valve pulse to 0 4 Stops transmission of electronic expansion valve initialization signal when EVH retightening is completed 6 2 4 Control Based on EV Opening Command from Outdoor Unit Purpose of the Function This function operates the electronic expansion valve based on EV opening command sent from the outdoor unit Outline The electronic expansion valve operati...

Страница 130: ... room unit When SH is lower than target value Closes the valve of that room unit When the liquid pipe temperature is lower than the heat exchanger temperature the electronic expansion valve is opened more than normal opening Protection function to prevent rotor dew condensation The gas pipe temperature and indoor heat exchanger temperature are detected at the time of every sampling time of 40 sec ...

Страница 131: ...n This function ensures appropriate refrigerant distribution when room units are operating in the heating mode It prevents abnormal increase of the high pressure and operation with gas shortage due to uneven refrigerant distribution Protection function Outline The indoor unit heat exchanger thermistors of all connected indoor units to the same BP unit including non operating room units in heating ...

Страница 132: ...n 3 D Airflow Wall mounted type 50 71 Class Alternative repetition of vertical and horizontal swing motions enables uniform air conditioning of the entire room This function is effective for starting the air conditioner When the horizontal swing and vertical swing are both set to auto mode the airflow become 3 D airflow and the horizontal swing and vertical swing motions are alternated The order o...

Страница 133: ...following speed Cooling The fan keeps rotating at the set tap Heating The fan stops Automatic Air Flow Control for Heating On heating mode the indoor fan speed will be regulated according to the indoor heat exchanger temperature and the difference between the room temperature and the required set point Automatic Air Flow Control for Cooling The following drawing explains the principle of fan speed...

Страница 134: ...et by the microcomputer is divided into two zones Then the unit operates in the dry mode with an appropriate capacity for each zone to maintain the temperature and humidity at a comfortable level Room temperature at startup Temperature ON point at which operation starts Frequency switching point Temperaturedifference for operation stop 24 C Room temperature at startup 0 5 C 1 5 C 18 C 18 C 1 0 C 1...

Страница 135: ...tting temperature plus correction value correction value cooling 0 deg heating 0 deg 3 Operation ON OFF point and mode switching point are as follows 1 Heating Cooling switching point Room temperature Main unit setting temperature 2 5 deg 2 Cooling Heating switching point Room temperature Main unit setting temperature 2 5 deg 3 Thermostat ON OFF point is the same as the ON OFF point of cooling or ...

Страница 136: ... The monitoring time has passed while the temperature difference is in the zone B Cooling Dry 10 minutes Heating 10 seconds Cooling Dry Wall Mounted Type Floor standing Type Floor Ceiling suspended Type Duct Connected Type Heating Wall Mounted Type Floor standing Type Floor Ceiling suspended Type Duct Connected Type B A OFF ON C Cooling 0 5 C Dry 0 5 C Room temperature setpoint Cooling 2 0 C Dry 2...

Страница 137: ... ensure comfortable sleeping conditions and also conserves electricity Cooling Operation In case of 20 35 Class the temperature rises once Heating Operation Temperature setting 1 C Operation stops at the set hours Timer operation Night Set Circuit ON 0 5 C temperature shift 0 5 C temperature shift When outside temperature is normal and room temperature is at set temperature When outside temperatur...

Страница 138: ...latest command has the priority Details ECONO mode can be activated while the unit is running The remote control can send the ECONO command when the unit is in COOL HEAT DRY or AUTO operation When the ECONO command is valid the upper limit of frequency is restricted 7 8 MOLD PROOF Operation 20 35 Class MOLD PROOF operation is a function which reduces the spread of mold by using Fan mode to lower t...

Страница 139: ...hen a microcomputer doesn t have a signal from the sensor in 20 minutes it judges that nobody is in the room and operates the unit in temperature sifted 2 C from the set temperature Cooling 2 C higher Dry 1 C higher and Auto according to the operation mode at that time H1 In case of Fan mode the fan speed reduces by 50 rpm 1sec sampling 20msec High Low ON OFF Sensor output Human motion R2821 If th...

Страница 140: ...s so as to prevent this phenomena After this 40 minutes the prohibition of the thermostat off is cancelled and it can realize the conditions to conduct thermostat off depending on the room temperature In or after this forty minutes if the sensor detects human motion detection signal it let the set temperature and the fan speed return to the original set point keeping a normal operation Others The ...

Страница 141: ...ecomes effective The HOME LEAVE button is ineffective in dry mode and fan mode 2 Details of Function A mark representing HOME LEAVE is indicated on the liquid crystal display of the remote control The indoor unit is operated according to the set temperature and air volume for HOME LEAVE which were pre set in the memory of the remote control The LED Red of indoor unit representing HOME LEAVE lights...

Страница 142: ... Class Ex Powerful operation in cooling mode Refer to Fan Speed control on page 120 for detail Operation mode Fan speed Target set temperature COOL H tap 50 rpm 18 C DRY Dry rotating speed 50 rpm Normally targeted temperature in dry operation Approx 2 C HEAT H tap 50 rpm 30 C FAN H tap 50 rpm AUTO Same as cooling heating in Powerful operation The target is kept unchanged R4560 Target temp Fan 50rp...

Страница 143: ...s from ON to OFF or from OFF to ON In case of 20 35 Class Push this button once to start operation Push once again to stop it This button is useful when the remote control is missing The operation mode refers to the following table In the case of multi system operation there are times when the unit does not activate with this button 7 12 4 Titanium Apatite Photocatalytic Air Purifying Filter This ...

Страница 144: ... the filter to effectively trap microscopic particles decompose odours and deactivate bacteria and viruses even for the high volume of air required to air condition large living rooms The filter can be used for approximately 3 years if periodic maintenance is performed 7 12 8 Mold Proof Air Filter The filter net is treated with mold resisting agent TBZ harmless colorless and odorless Due to this t...

Страница 145: ...ng Function Program Dry Fan Operation Drain Pump Control Heating Overload Control Defrosting Indoor Unit Fan Control Phase control Flap Control Fan Motor Drain Pump Optional for FHQ Wireless units only Flap Motor LED Display Buzzer LED S2540 Two thermostats used suction and remote controller Cool Heat Automatic Function Freeze up Protection Function Cold Air Prevention Function Emergency Operation...

Страница 146: ...ler Heat pump BRC7C612W Optional accessory Cooling only BRC7C613W Electronic control unit 2P095006 6 EC0226 Fan motor 3P012316 1 6P 45W Fan motor capacitor 3 5μF AC440V Float switch 3P079543 1 FS 0211B Drain pump 3P011376 1 PLD 12230DM 11 Capacity 60 71 Remarks Wired remote control BRC1C61 Optional accessory Electronic control unit 2P095008 1 EC0228 Fan motor capacitor 5 0μF AC440V Float switch 3P...

Страница 147: ...ivating during cooling operation under low outside air temperature For details see the section on cooling operation under low outside air temperature Set temperature Initial setting Cooling thermostat ON Cooling thermostat OFF Heating thermostat OFF Cool Heat Automatic Heating Cooling Display Setting Setting Display Display Heating thermostat ON Outdoor unit heat exchanger temperature Freeze preve...

Страница 148: ... Fan cool dry auto heat Drain Pump Control After continuous 30 minutes of operation with downward horizontal blade position change the blade position to level and after one hour the unit operation can be reset The unit operation can be reset with changing operation mode into heating changing air flow direction or turning ON or OFF the unit operation S1117 Continuous 30 minutes operation of cooling...

Страница 149: ...If the abnormality could not be recovered during intermittent operation the latter 5 min ON operation is continued until recovery of the abnormality Water level abnormality shall be cancelled simultaneausly when the unit is turned off with remote control after recovery of the water level abnormality When the unit is turned on with remote control thereafter compressor starts operation 2 minutes lat...

Страница 150: ...ty Normal Drain pump ON OFF 5min Intermittent operation 1 2 3 Note 2 2 a 1 When a water level abnormality occurs during drain pump ON After compressor stops due to water level abnormality drain pump is operated intermittenly i e 5 min ON 5 sec OFF and 5 min ON 1 The intermittent operation is executed regardless of recovery of abn Water level during the intermittent operation 2 When the abn water l...

Страница 151: ...level abnormality 5 3 sec min A 10 sec sec When 3 min standby of compressor is complete Recovery of drain water level abnormality 5min 5min Intermittent operation 1 Drain pan Water level abnormality Normal Remote controler ON OFF Drain pump ON OFF Compressor ON OFF Error processing Abnormal Normal 2 min 20 min 20min Basic operation Abnormal water level shall be cancelled simultaneously when the un...

Страница 152: ... control is applied Excluding simultaneous ON OFF operation 3 When conditions relating set temperature with remote control and suction air temperature are out of the operating zone of remote control thermostat shown in below diagram Excluding when automatic operation mode is selected Whenever operation is in the automatic mode remote control thermostat can be used ts Set temp C Th Suction air temp...

Страница 153: ...tenance and the power supply is to be shut off be sure to turn the remote control s ON OFF switch OFF first Shutting the power supply switch off while the ON OFF switch is still ON is dangerous because the power failure automatic reset function will cause the indoor fan to start turning immediately or the outdoor unit fan to automatically start turning three minutes after the power supply is turne...

Страница 154: ...tion Setting LL Horizontal Set Position Stop Error In Swing Operation OFF Horizontal In Airflow Direction Setting OFF Horizontal Overload Thermostat OFF In Swing Operation LL Horizontal Swing In Airflow Direction Setting LL Horizontal Set Position Cooling Operation Thermostat ON in Program Dry Mode In Swing Operation L Swing Swing In Airflow Direction Setting L Setting Set Position Thermostat OFF ...

Страница 155: ...nit can be operated as follows Operational The unit for another room is switched into non operational condition Non operational Operation of the indoor unit for the own room during non operation Fan OFF Louver becomes horizontal position ON LED on the remote control blinks Indication of under central control on the remote control displayed Note During automatic operation at the time of changing op...

Страница 156: ...e if casing temperature is below dew point dew gets condensed In order to prevent the dew condensation this control is used to operate the fan for a specified period of time thus discharging the moisture from the indoor unit Outline The fan rotates in LL mode even though the unit is turned off by the use of remote control This control can be reset only by conducting the cooling or dry operation of...

Страница 157: ...Indoor Unit SkyAir Models SiEN18 622 144 Function ...

Страница 158: ...tting Mode 161 4 Field Setting for SkyAir Indoor Unit 170 4 1 Explanation 170 4 2 Field Setting 171 4 3 Initial Setting Contents 172 4 4 Local Setting Mode Number 173 4 5 Detailed Explanation of Setting Modes 174 4 6 Centralized Group No Setting 178 4 7 Maintenance Mode Setting 179 5 Test Operation and Field Setting for RA Indoor Unit 180 5 1 Test Operation from the Remote Control 180 5 2 Jumper S...

Страница 159: ...ter for other circuits than 200 230V circuit Are the setscrews of wiring not loose Is the electrical component box covered with an insulation cover completely Is pipe size proper The design pressure of this product is 4 0MPa Are pipe insulation materials installed securely Liquid and gas pipes need to be insulated Otherwise causes water leak Are respective stop valves on liquid and gas line secure...

Страница 160: ...y the DIP switch DS2 settings on the BP unit s PCB in the following way With the system set up power on both the outdoor unit and BP unit The compressor is in a non startup condition Example thermostat control off alarm being issued heating with high outdoor air temperature compressor failure etc BP addresses redundancy Reprogram the addresses Normal Set the outdoor unit PCB in the monitor mode an...

Страница 161: ...o of Indoor Unit Has Been Changed or Indoor BP or Outdoor Unit PCB Has Been Changed or the System is transferred Be sure to push and hold the RESET button for 5 seconds If not the addition cannot be recognized In this case the unit cannot be run for up to 12 minutes to automatically set the address indoor outdoor address etc Status DS2 1 DS2 2 DS2 3 DS2 4 BP unit 1 OFF OFF ON OFF BP unit 2 OFF OFF...

Страница 162: ...op valves in the outdoor unit remain closed Open the stop valve on both the gas side and liquid side The operation mode on the remote control was changed before the check run Set the operating mode on all indoor unit remote controls to cooling The refrigerant is insufficient Check whether additional refrigerant charge has been finished correctly Calculate again the required quantity of refrigerant...

Страница 163: ...Confirm that the indoor outdoor units can be operated normally When an abnormal noise due to liquid compression by the compressor can be heard stop the unit immediately and turn on the crankcase heater to heat up it sufficiently then start operation again Operate indoor unit one by one to check that the outdoor unit operates Confirm that the indoor unit discharges cold air or warm air Operate the ...

Страница 164: ...switches DS1 1 and DS1 2 Sets the address again when the wiring is changed or an indoor unit is added Performs the test run Used at field set Changes the set mode Curing this range with an insulating sheet Turn off Turn on Flicker Page MODE SET TEST RESET RETURN Low noise Demand Batch master Batch slave Test Changeover between cooling and heating Error Individual Turn on or off The LED indicator s...

Страница 165: ...ry set DS1 2 ON Not used Do not change the factory settings OFF Factory set A B C A B C A4P A2P Cool heat selector DS1 1 switch knob OUT IN ON OFF DS1 1 2 C H SELECTOR Cool heat selector connection procedure Set the remote controller only when changing over the operation mode between cooling and heating using the remote controller installed in the outdoor Connect the cool heat selector optional ac...

Страница 166: ...ing Please Attach the Capacity Setting Adapter corresponding to Capacity Class ex 112 140 160 in connector X51A See Below Capacity Setting Adapter 1 2 3 Capacity Class 4 112 5 140 6 160 CAPACITY SETTING ADAPTER for 100 J112 CAPACITY SETTING ADAPTER for 125 J140 CAPACITY SETTING ADAPTER for 140 J160 Position of Attaching the Capacity Setting Adapter Note X51A Position of Attaching the Capacity Sett...

Страница 167: ... SET BS3 RETURN BS4 TEST BS5 RESET V2760 Setting mode 1 Monitor mode H1P Blinking MODE MODE Off H1P Setting mode 2 MODE On H1P Push the BS1 MODE button one time Normal V2761 Push and hold the BS1 MODE button for 5 seconds Push the BS1 MODE button one time Using the MODE button the modes can be changed as follows Check item selection Set Contents display Monitor mode Press BS3 RETURN button Press B...

Страница 168: ... MODE BS1 button to set the system to Setting mode 1 Normally Setting mode 1 is set In case of other status push MODE BS1 button one time and set to Setting mode 1 Check the system for each condition through LED displays Refer to information in table on the right Pushing the RETURN BS3 button will bring the system to the initial state of Setting mode 1 7 7 7 7 7 7 9 7 7 7 9 7 7 7 9 7 7 7 7 7 7 8 O...

Страница 169: ...me low noise operation start setting Sets starting time of nighttime low noise operation Night time low noise setting is also required 27 Night time low noise operation end setting Sets ending time of nighttime low noise operation Night time low noise setting is also required 28 Power transistor check mode Check after disconnection of compressor wires Used for trouble diagnosis of DC compressor Si...

Страница 170: ...Tc setting 8 7 7 8 7 7 8 High 8777877 Normal factory setting 8777787 Low 8777778 10 Defrost changeover setting 8 7 7 8 7 8 7 Quick defrost 8777877 Normal factory setting 8777787 Slow defrost 8777778 12 External low noise demand setting 8 7 7 8 8 7 7 External low noise demand NO 8777778 External low noise demand YES 8777787 13 Airnet address 8 7 7 8 8 7 8 Address 0 8777777 Binary number 1 8777778 6...

Страница 171: ...r lower 8777877 26 Night time low noise operation start setting 8 7 8 8 7 8 7 About 20 00 8777778 About 22 00 factory setting 8777787 About 24 00 8777877 27 Night time low noise operation end setting 8 7 8 8 7 8 8 About 6 00 8777778 About 7 00 8777787 About 8 00 factory setting 8777877 28 Power transistor check mode 8 7 8 8 8 7 7 OFF 8777778 ON 8777787 29 Capacity precedence setting 8 7 8 8 8 7 8 ...

Страница 172: ...de table Refer page 320 15 Contents of malfunction 1 cycle before 8 7 7 8 8 8 8 16 Contents of malfunction 2 cycle before 8 7 8 7 7 7 7 20 Contents of retry the latest 8 7 8 7 8 7 7 21 Contents of retry 1 cycle before 8 7 8 7 8 7 8 22 Contents of retry 2 cycle before 8 7 8 7 8 8 7 25 Normal judgment of outdoor units PC board 9 7 8 8 7 7 8 Lower 2 digits 87 Abnormal 78 Normal 77 Unjudgement EMG ope...

Страница 173: ...er which translates to 16 4 2 22 base 10 number In other words the address is 22 The number of terminal blocks for No 12 and 13 is expressed as an 8 digit binary number which is the combination of four upper and four lower digits for No 12 and 13 respectively 0 128 In d the address for No 12 is 0101 the address for No 13 is 0110 and the combination of the two is 01010110 binary number which transl...

Страница 174: ...ht to select the cooling heating operation mode In the case of wired remote controls After the check operation CHANGEOVER UNDER CONTROL is flashing in all connected remote controls Select an indoor unit to be used as the master unit in accordance with the request from the customer It is recommended to select an indoor unit which will be used most often as the master unit Press the operation mode s...

Страница 175: ... or not there is outdoor outdoor unit wiring Set outdoor unit PC board DS1 1 to OUT factory set Set cool heat switching to IND individual for Setting mode 1 factory set Remote control Indoor unit C H select R C Out Multi IN OUT Dip SW C H Select C H Select remote control C H Select Mode IND Master Test Marfnc Slave L N O P Demand DS 1 1 Indoor unit Remote control ...

Страница 176: ...end time of nighttime low noise operation Use the end time as a guide since it is estimated according to outdoor temperatures 4 If necessary while in Setting mode 2 set the setting condition for set item No 29 Setting of capacity precedence to ON If the condition is set to ON when the air conditioning load reaches a high level the system will be put into normal operation mode even during nighttime...

Страница 177: ...select the set item No 30 Setting of Demand 1 level and then set the setting condition to targeted mode Image of operation Set item Condition Content Demand Mode 1 The compressor operates at approx 60 or less of rating Mode 2 The compressor operates at approx 70 or less of rating Mode 3 The compressor operates at approx 80 or less of rating V3082 The power consumption set with Demand 1 level setti...

Страница 178: ...on c In setting 1 push and hold the BS1 MODE button for more than 5 seconds Setting mode 2 is entered and H1P lights d Push the BS2 SET button several times and match the LED display with the Setting No you want e Push the BS3 RETURN button one time and the present setting content is displayed Push the BS2 SET button several times and match the LED display with the setting content as shown on next...

Страница 179: ...z z 9 9 26 Night time low noise start setting z z z PM 8 00 z z z z z 9 PM 10 00 Factory setting z z z z 9 z PM 0 00 z z z 9 z z 27 Night time low noise end setting z z AM 6 00 z z z z z 9 AM 7 00 z z z z 9 z AM 8 00 Factory setting z z z 9 z z 29 Capacity precedence setting z z Low noise precedence Factory setting z z z z z 9 Capacity precedence z z z z 9 z 30 Demand setting 1 z z 60 of rated pow...

Страница 180: ...y charging the refrigerant The operation is automatically started The LED indicator H2P flickers and Test run and Under centralized control are displayed in the remote control After charging the specified quantity of refrigerant press the RETURN button BS3 to stop the operation The operation is automatically stopped within 30 minutes If the refrigerant additional charging operation is stopped soon...

Страница 181: ...ion d Collect the refrigerant using a refrigerant recovery unit See the instruction attached to the refrigerant recovery unit for more detal e Press Mode button BS1 once and reset Setting Mode 2 3 2 5 Setting of Vacuuming Mode In order to perform vacuuming operation at site fully open the expansion valves of indoor and outdoor units and turn on some solenoid valves Operating procedure c In Setting...

Страница 182: ...gree of electronic expansion valve Unit stopping Press the TEST button for 5 seconds 10 sec to 10 minutes LED display H1P H7P 8 ON 3 OFF 9 BLINK 3383333 3933338 Pressure equalizing Step 1 20 sec to 2 minutes 10 minutes 3 minutes 15 minutes 3933383 Cooling start control Step 2 3933388 3933888 Stability waiting operation Step 3 Refrigerant over charge judgment Step 7 Stop valve close check Wrong wir...

Страница 183: ...ed out from the remote control At time of installation or after maintenance inspection repair carry out field set according to the explanation below Incorrect settings will cause a malfunction to occur The indoor unit settings are sometimes changed if optional accessories are mounted on the indoor unit Refer to the optional accessory manual ...

Страница 184: ...desired MODE NO with the button Push the upper button and select FIRST CODE NO Push the lower button and select the SECOND CODE NO Push the button once and the present settings are SET Push the button for about one second to return to the NORMAL MODE Example If during group setting and the time to clean air filter is set to FILTER CONTAMINATION HEAVY SET MODE NO to 10 FIRST CODE NO to 0 and SECOND...

Страница 185: ... CODE NO 4 Push the button and select the SECOND CODE NO 5 Push the button and the present settings are SET 6 Push the button to return to the NORMAL MODE 4 3 Initial Setting Contents Mode no Field set mode Second code no First code no Setting Contents Indoor Models Filter Sign Filter Sign Estimation of Accumulated Operating Hours High Air Outlet Velocity for Application to Ceiling Higher than 2 7...

Страница 186: ...perating when the power supply is turned on 5 Do not set any items other than those listed in the above table 6 Functions that indoor units are not equipped with will not be displayed 7 When returning to normal mode 88 may be displayed on the LCD section of the remote control due to initialization operation Mode No Note 1 Setting Switch No Setting Description Setting Position No Note 2 01 02 03 10...

Страница 187: ...r flow direction setting according to the respective purpose 4 5 4 Fan Speed OFF When Thermostat is OFF When the cool heat thermostat is OFF you can stop the indoor unit fan by switching the setting to Fan OFF Used as a countermeasure against odor for barber shops and restaurants Setting Table Mode No First Code No Second Code No Setting 13 23 1 01 F 4 direction air flow 02 T 3 direction air flow ...

Страница 188: ...he addresses for the receiver and infrared remote control For group control see the attached installation manual for the indoor unit If using together with a wired remote control you have to change the main sub setting or the receiver Receiver Setting Set the wireless address switch SS2 on the transmitter board according to the table below When using both a wired and a infrared remote control for ...

Страница 189: ...he setting 5 Hold down the button for at least 1 second to quit the FIELD SET MODE and return to the normal display Multiple Settings A b When the indoor is being operating by outside control central remote control etc it sometimes does not respond to ON OFF and temperature setting commands from this remote control Check what setting the customer wants and make the multiple setting as shown below ...

Страница 190: ...ation panel air discharge outlet as well as on the back of the infrared remote control PRECAUTIONS Set the Unit No of the receiver and the infrared remote control to be equal If the settings differ the signal from the remote control cannot be transmitted Wireless remote controller Unit No label 1 Decoration panel ...

Страница 191: ...button set the group No for each group Group No rises in the order of 1 00 1 01 1 15 2 00 4 15 etc The unified ON OFF controller however displays only the range of group numbers selected by the switch for setting each address 5 Push the timer ON OFF button and enter the selected group No 6 Push the inspection test button and return to the normal mode If the address has to be set individually for e...

Страница 192: ...nnot be reset because the count is updated each time a malfunction occurs Mode No Function Content and Operation Method Example of Remote Control Display 40 Malfunction Hysteresis You can change the history with the programming time up down button 41 Sensor Data Display Select the display sensor with the programming time up down button Display sensor 00 Remote control sensor 01 Suction R1T 02 Heat...

Страница 193: ... for 3 minutes after it is turned off Trial Operation and Testing 1 Measure the supply voltage and make sure that it falls in the specified range 2 Trial operation should be carried out in either cooling or heating mode 3 Carry out the test operation in accordance with the Operation Manual to ensure that all functions and parts such as louver movement are working properly The air conditioner requi...

Страница 194: ... on the control PCB Infrared remote control 1 Slide the front cover and take it off 2 Cut the address jumper J4 5 2 2 Jumper Setting R4417 ADDRESS JA ADDRESS JA EXIST 1 CUT 2 ADDRESS J4 EXIST CUT 1 2 J4 R4418 Jumper On indoor PCB Function When connected factory set When cut JC Power failure recovery function Auto start Unit does not resume operation after recovering from a power failure Timer ON O...

Страница 195: ...n 1 System Configuration 184 1 1 Operation Instructions 184 2 Instruction 185 2 1 RMXS Series 185 2 2 Wall Mounted Duct Floor Ceiling Floor Standing Type 186 2 3 Ceiling Mounted Cassette Type 256 2 4 Ceiling Mounted Built in Type 278 2 5 Ceiling Suspended Type 288 ...

Страница 196: ...d to know a clever method of using it In order to meet this expectation of the users giving sufficient explanations taking enough time can be said to reduce about 80 of the requests for servicing However good the installation work is and however good the functions are the customer may blame either the room air conditioner or its installation work because of improper handling The installation work ...

Страница 197: ... protection Operating noise At startup During startup in order to emit warm or cool air as quickly as possible the sound of refrigerant flowing will be heard for a short time 1 to 2 minutes from the outdoor unit At shutdown In order to ensure smooth startup the next time this unit is operated the outdoor unit will continue to operate for around 1 minute after shutdown The time of continued operati...

Страница 198: ...m 232 232 232 Care Care and Cleaning 234 237 240 Trouble Shooting Trouble Shooting 253 253 253 Drawing No 3P142638 1L 3N 4L 3P175973 4B 3P182978 1 3P098586 1J 3P098595 11P 3P142638 9L Model Series Duct Connected Type Floor Standing Type Floor Ceiling Suspended Dual Type CDK X S25 35 50 60C FDK X S25 35C CDXS25 35 50 60D CDK X S25 35E FDKS25 35E FDK X S50 60C FVXS35 50B FLXS25 35 50 60B Read before...

Страница 199: ...aters or gas range If the air conditioner is not cooling heating properly the refrigerant may be leaking so call your dealer When carrying out repairs accompanying adding refrigerant check the content of the repairs with our service staff Do not attempt to install the air conditioner by yourself Incorrect work will result in water leakage electric shocks or fire For installation consult the dealer...

Страница 200: ...remodeling To avoid oxygen deficiency ventilate the room sufficiently if equipment with burner is used together with the air conditioner Before cleaning be sure to stop the operation turn the breaker off or pull out the supply cord Do not connect the air conditioner to a power supply different from the one as specified It may cause trouble or fire Depending on the environment an earth leakage brea...

Страница 201: ...SiEN18 622 Instruction System Configuration 189 2 2 3 Names of Parts FTK X S 20 25 35 D FTK X S 25 35 E Indoor Unit ON OFF 16 14 13 15 12 1 3 4 5 7 9 10 11 8 6 2 ...

Страница 202: ...inside of the air outlet 12 Indoor Unit ON OFF switch Push this switch once to start operation Push once again to stop it The operation mode refers to the following table This switch is useful when the remote control is missing 13 Operation lamp green 14 TIMER lamp yellow 15 INTELLIGENT EYE lamp green 16 Signal receiver It receives signals from the remote control When the unit receives a signal yo...

Страница 203: ...ain to stop it 7 MODE selector button It selects the operation mode AUTO DRY COOL HEAT FAN 8 SILENT button OUTDOOR UNIT SILENToperation 9 FAN setting button It selects the air flow rate setting 10 SWING button 11 MOLD PROOF button MOLD PROOF operation 12 SENSOR button INTELLIGENT EYE operation 13 ON TIMER button 14 OFF TIMER button 15 TIMER Setting button It changes the time setting 16 TIMER CANCE...

Страница 204: ...Instruction SiEN18 622 192 System Configuration FTK X S 50 60 71 F Indoor Unit 1 2 4 3 10 11 9 7 8 15 12 13 14 16 6 5 ...

Страница 205: ...HOME LEAVE lamp red Lights up when you use HOME LEAVE Operation page 224 15 Indoor Unit ON OFF switch Push this switch once to start operation Push once again to stop it The operation mode refers to the following table This switch is useful when the remote control is missing 16 Signal receiver It receives signals from the remote control When the unit receives a signal you will hear a short beep Op...

Страница 206: ...gain to stop it 7 MODE selector button It selects the operation mode AUTO DRY COOL HEAT FAN page 232 8 SILENT button OUTDOOR UNIT SILENT operation page 232 9 FAN setting button It selects the air flow rate setting 10 SENSOR button INTELLIGENT EYE operation page 226 11 SWING button page 218 Flap horizontal blade 12 SWING button page 219 Louver vertical blades 13 ON TIMER button page 231 14 OFF TIME...

Страница 207: ...SiEN18 622 Instruction System Configuration 195 FTK X S 50 60 71 B FTXS 50 60 71 D Indoor Unit Main unit control panel 7 14 11 12 13 4 3 15 1 2 9 10 8 6 5 The illustration shows a 50 class unit 17 16 ...

Страница 208: ...s up when you use HOME LEAVE Operation 14 Indoor Unit ON OFF switch Push this switch once to start operation Push once again to stop it The operation mode refers to the following table This switch is useful when the remote control is missing 15 Packaging materials 50 class only If any packaging materials are included please remove before operating 16 Room temperature sensor It senses the air tempe...

Страница 209: ...etting 6 ON OFF button Press this button once to start operation Press once again to stop it 7 MODE selector button It selects the operation mode AUTO DRY COOL HEAT FAN 8 SILENT button for OUTDOOR UNIT SILENT operation 9 FAN setting button It selects the air flow rate setting 10 SENSOR button for INTELLIGENT EYE operation 11 SWING button Flap Horizontal blade 12 SWING button Louver Vertical blades...

Страница 210: ...Instruction SiEN18 622 198 System Configuration CDK X S 25 35 50 60 C FDK X S 25 35 50 60 C CDXS 25 35 50 60 D CDK X S 25 35 E FDKS 25 35 E Indoor Unit 1 2 5 7 6 8 9 10 4 3 ...

Страница 211: ...6 Room temperature sensor It senses the air temperature around the unit 7 Operation lamp green 8 TIMER lamp yellow 9 HOME LEAVE lamp red Lights up when you use HOME LEAVE operation 10 Indoor Unit ON OFF switch Push this switch once to start operation Push once again to stop it This switch is useful when the remote control is missing The operation mode refers to the following table 11 Air inlet Bac...

Страница 212: ...on 5 TEMPERATURE adjustment buttons It changes the temperature setting 6 ON OFF button Press this button once to start operation Press once again to stop it 7 MODE selector button It selects the operation mode AUTO DRY COOL HEAT FAN 8 SILENT button OUTDOOR UNIT SILENT operation 9 FAN setting button It selects the air flow rate setting 10 ON TIMER button 11 OFF TIMER button 12 TIMER Setting button ...

Страница 213: ... the breaker OFF Do not touch the metal parts on the inside of the indoor unit as it may result in injury ON OFF 1 2 4 5 2 6 7 8 3 10 14 15 12 13 Air outlet selection switch This setting blows air from upper outlet only This setting automatically decides a blow pattern depending on mode and conditions The unit is shipped from the factory with this setting This setting is recommended Air outlet sel...

Страница 214: ...t ON OFF switch Push this switch once to start operation Push it once again to stop it The operation mode refers to the following table This switch is useful when the remote control is missing 13 Signal receiver Signals are received from the remote control When the unit receives a signal you will hear a short beep Operation start beep beep Settings changed beep Operation stop beeeeep 14 Air outlet...

Страница 215: ...the temperature setting 6 ON OFF button Press this button once to start operation Press once again to stop it 7 MODE selector button It selects the operation mode AUTO DRY COOL HEAT FAN 8 SILENT button for OUTDOOR UNIT SILENT operation 9 FAN setting button It selects the air flow rate setting 10 SWING button 11 ON TIMER button 12 TIMER Setting button It changes the time setting 13 OFF TIMER button...

Страница 216: ... to a wall The descriptions contained in this manual show the case when installation is being carried out to the ceiling The methods of operation used are the same when installing to a wall Opening the front grille How to open the front grille CAUTION Before opening the front grille be sure to stop the operation and turn the breaker OFF ...

Страница 217: ... up when you use HOME LEAVE Operation 13 Indoor unit ON OFF switch Push this switch once to start operation Push once again to stop it The operation mode refers to the following table Push the switch using an object with a sharp tip such as a pen This switch is useful when the remote control is missing 14 Signal receiver It receives signals from the remote control When the unit receives a signal y...

Страница 218: ...hanges the temperature setting 6 ON OFF button Press this button once to start operation Press once again to stop it 7 MODE selector button It selects the operation mode AUTO DRY COOL HEAT FAN 8 OUTDOOR UNIT SILENT button 9 FAN setting button It selects the air flow rate setting 10 SWING button 11 ON TIMER button 12 OFF TIMER button 13 TIMER Setting button It changes the time setting 14 TIMER CANC...

Страница 219: ...type and replace the two old batteries together When the system is not used for a long time take the batteries out We recommend replacing once a year although if the remote control display begins to fade or if reception deteriorates please replace with new alkali batteries Do not use manganese batteries The attached batteries are provided for the initial use of the system The usable period of the ...

Страница 220: ...the unit 2 Fix the holder to a wall a pillar etc with the screws supplied with the holder 3 Place the remote control in the remote control holder About remote control Never expose the remote control to direct sunlight Dust on the signal transmitter or receiver will reduce the sensitivity Wipe off dust with soft cloth Signal communication may be disabled if an electronic starter type fluorescent la...

Страница 221: ...ectricity even while it is not operating If you are not going to use the air conditioner for a long period for example in spring or autumn turn the breaker OFF Use the air conditioner in the following conditions Operation outside this humidity or temperature range may cause a safety device to disable the system Recommended temperature setting For cooling 26 C 28 C For heating 20 C 24 C Mode Operat...

Страница 222: ...n advances the mode setting in sequence AUTO DRY COOL HEAT FAN FTK FTX 2 Press ON OFF button The OPERATION lamp lights up To stop operation 3 Press ON OFF button again Then OPERATION lamp goes off To change the temperature setting 4 Press TEMPERATURE adjustment button DRY or FAN mode AUTO or COOL or HEAT mode The temperature setting is not variable Press to raise the temperature and press to lower...

Страница 223: ...parts of the room After the start of heating operation it takes some time before the room gets warmer In heating operation frost may occur on the outdoor unit and lower the heating capacity In that case the system switches into defrosting operation to take away the frost During defrosting operation hot air does not flow out of indoor unit Note on DRY operation The computer chip works to rid the ro...

Страница 224: ...o increase your comfort To adjust the horizontal blades flaps 1 Press SWING button is displayed on the LCD and the flaps will begin to swing 2 When the flaps have reached the desired position press SWING button once more The display will go blank The flaps will stop moving TEMP ON OFF POWERFUL MODE FAN SWING SILENT SENSOR ECONO MOLDPROOF TIMER ON CANCEL OFF 1 2 ...

Страница 225: ...ends on the operation mode See the figure If the unit is operated after being stopped with the flaps pointed down in cooling or dry operation the flaps will automatically move to a horizontal position after about one hour to prevent condesnation from forming on them ATTENTION Always use a remote control to adjust the flaps angle If you attempt to move it forcibly with hand when it is swinging the ...

Страница 226: ...n the LCD and the flaps will begin to swing 2 When the flap has reached the desired position press SWING button once more The flap will stop moving disappears from the LCD To adjust the vertical blades louvers 3 Press SWING button is displayed on the LCD 4 When the louvers have reached the desired position press the SWING button once more The louvers will stop moving disappears from the LCD TIMER ...

Страница 227: ...nging range depends on the operation mode See the figure Three Dimensional 3 D Airflow Using three dimensional airflow circulates cold air which tends to collected at the bottom of the room and hot air which tends to collect near the ceiling throughout the room preventing areas of cold and hot developing ATTENTION Always use a remote control to adjust the flaps angle If you attempt to move it forc...

Страница 228: ...rtical blades louvers Hold the knob and move the louver You will find a knob on the left side and the right side blades Unless SWING is selected you should set the flap at a near horizontal angle in HEAT mode and at an upward position in COOL or DRY mode to obtain the best performance ATTENTION When adjusting the flap by hand turn off the unit and use the remote control to restart the unit Be care...

Страница 229: ...tuation Do not try to adjust the flap by hand When adjusting by hand the mechanism may not operate properly or condensation may drip from air outlets Operating mode Situation Blowing pattern COOL mode When the room has become fully cool or when one hour has passed since turning on the air conditioner So that air does not come into direct contact with people air is blown upper air outlet room tempe...

Страница 230: ...To adjust the horizontal blade flap 1 Press SWING button is displayed on the LCD 2 When the flap has reached the desired position press SWING button once more The flap will stop moving C TEMP ON OFF POWERFUL HOME LEAVE MODE TIMER FAN SWING SILENT ON CANCEL OFF O N 1 2 ...

Страница 231: ...selected you should set the flap at a near horizontal angle in COOL or DRY mode to obtain the best performance In COOL or DRY mode if the flap is fixed at a downward position the flap automatically moves in about 60 minutes to prevent condensation on it ATTENTION Always use a remote control to adjust the flap angle If you attempt to move it forcibly with hand when it is swinging the mechanism may ...

Страница 232: ...disappears from the LCD Notes on POWERFUL operation POWERFUL Operation cannot be used together with ECONO or SILENT Operation After press priority is given POWERFUL Operation can only be set when the unit is running Pressing the operation stop button causes the settings to be canceled and the disappears from the LCD In COOL and HEAT mode To maximize the cooling heating effect the capacity of outdo...

Страница 233: ...n 2 Press SILENT button disappears from the LCD Note on OUTDOOR UNIT SILENT operation If using a multi system this function will work only when the OUTDOOR UNIT SILENT operation is set on all operated indoor units However if using priority room setting see Note for multi system This function is available in COOL HEAT and AUTO modes This is not available in FAN and DRY mode POWERFUL operation and O...

Страница 234: ...causes the settings to be canceled and the disappears from the LCD ECONO operation is a function which enables efficient operation by limiting the power consumption of the outdoor unit operating frequency ECONO operation functions in AUTO COOL DRY and HEAT modes The fan strength does not change in ECONO operation POWERFUL operation and ECONO operation cannot be used at the same time Priority is gi...

Страница 235: ...onds is displayed on the LCD To cancel MOLD PROOF operation 2 Press and hold the MOLD PROOF button for two seconds one more time disappears from the LCD MOLD PROOF operation will operate for approximately one hour after dry or cooling mode is turned off This function is not designed to remove existing dust or mold MOLD PROOF operation is not available when the unit is turned off using the OFF TIME...

Страница 236: ...operation When using HOME LEAVE operation for the first time please set the temperature and air flow rate for HOME LEAVE operation Record your preferred temperature and air flow rate 1 Press HOME LEAVE button Make sure is displayed in the remote control display 2 Adjust the set temperature with or as you like 3 Adjust the air flow rate with FAN setting button as you like Home leave operation will ...

Страница 237: ...ings please refer to the Before using HOME LEAVE operation section above HOME LEAVE operation is only available in COOL and HEAT mode Cannot be used in AUTO DRY and FAN mode HOME LEAVE operation runs in accordance with the previous operation mode COOL or HEAT before using HOME LEAVE operation HOME LEAVE operation and POWERFUL operation cannot be used at the same time Last button that was pressed h...

Страница 238: ...NT EYE operation 1 Press SENSOR button is displayed on the LCD To cancel the INTELLIGENT EYE operation 2 Press SENSOR button again disappears from the LCD TEMP ON OFF POWERFUL MODE FAN SWING SILENT SENSOR ECONO COMFORT TIMER ON CANCEL OFF 1 2 Back to normal operation 20 min after start energy saving operation Normal operation Somebody back in the room When nobody in the room When somebody in the r...

Страница 239: ... unit location the speed of passersby temperature range etc The sensor also mistakenly detects pets sunlight fluttering curtains and light reflected off of mirrors as passersby INTELLIGENT EYE operation will not go on during powerful operation Night set mode will not go on while you use INTELLIGENT EYE operation Do not place large objects near the sensor Also keep heating units or humidifiers outs...

Страница 240: ...n movement To start INTELLIGENT EYE operation 1 Press SENSOR button is displayed on the LCD To cancel the INTELLIGENT EYE operation 2 Press SENSOR button again disappears from the LCD Back to normal operation 20 min after start energy saving operation Normal operation Somebody back in the room When nobody in the room When somebody in the room EX ...

Страница 241: ... unit location the speed of passersby temperature range etc The sensor also mistakenly detects pets sunlight fluttering curtains and light reflected off of mirrors as passersby INTELLIGENT EYE operation will not go on during powerful operation Night set mode will not go on during you use INTELLIGENT EYE operation Do not place large objects near the sensor Also keep heating units or humidifiers out...

Страница 242: ...changes the setting rapidly 3 Press OFF TIMER button again The TIMER lamp lights up To cancel the OFF TIMER operation 4 Press CANCEL button The TIMER lamp goes off When TIMER is set the present time is not displayed Once you set ON OFF TIMER the time setting is kept in the memory The memory is canceled when remote control batteries are replaced When operating the unit via the ON OFF Timer the actu...

Страница 243: ...tting by 10 minutes Holding down either button changes the setting rapidly 3 Press ON TIMER button again The TIMER lamp lights up To cancel ON TIMER operation 4 Press CANCEL button The TIMER lamp goes off To combine ON TIMER and OFF TIMER A sample setting for combining the two timers is shown below In the following cases set the timer again After a breaker has turned OFF After a power failure Afte...

Страница 244: ...T QUIET Mode requires initial programming during installation Please consult your retailer or dealer for assistance NIGHT QUIET Mode reduces the operation noise of the outdoor unit during the night time hours to prevent annoyance to neighbors The NIGHT QUIET Mode is activated when the temperature drops 5 C or more below the highest temperature recorded that day Therefore when the temperature diffe...

Страница 245: ...nd D are all operating If the unit in Room A enters POWERFUL operation operation capacity will be concentrated in Room A In such a case the cooling heating efficiency of the units in Rooms B C and D may be slightly reduced 3 Priority when using OUTDOOR UNIT SILENT operation Example Room A is the Priority Room in the examples Just by setting the unit in Room A to SILENT operation the air conditione...

Страница 246: ...hing the panel with water dry it with cloth dry it up in the shade after washing 4 Attach the front panel Set the 2 keys of the front panel into the slots and push them in all the way Close the front panel slowly and push the panel at the 3 points 1 on each side and 1 in the middle Don t touch the metal parts of the indoor unit If you touch those parts this may cause an injury When removing or att...

Страница 247: ...th neutral detergent thinned with lukewarm water then dry them up in the shade It is recommended to clean the air filters every two weeks Titanium Apatite Photocatalytic Air Purifying Filter The Titanium Apatite Photocatalytic Air Purifying Filter can be renewed by washing it with water once every 6 months We recommend replacing it once every 3 years Maintenance 1 Remove dust with a vacuum cleaner...

Страница 248: ...drain comes smoothly out of the drain hose during COOL or DRY operation If no drain water is seen water may be leaking from the indoor unit Stop operation and consult the service shop if this is the case Before a long idle period 1 Operate the FAN only for several hours on a fine day to dry out the inside Press MODE selector button and select FAN operation Press ON OFF button and start operation 2...

Страница 249: ...ter Only neutral detergent may be used In case of washing the panel with water dry it with cloth dry it up in the shade after washing 4 Attach the front panel Align the rotation dowels on the left and right of the front panel with the slots then push them all the way in Close the front panel slowly Press the panel at both sides and the center Don t touch the metal parts of the indoor unit If you t...

Страница 250: ...aner If the dust does not come off easily wash them with neutral detergent thinned with lukewarm water then dry them up in the shade It is recommended to clean the air filters every two weeks Titanium Apatite Photocatalytic Air purifying Filter The Titanium Apatite Photocatalytic Air Purifying Filter can be renewed by washing it with water once every 6 months We recommend replacing it once every 3...

Страница 251: ...s smoothly out of the drain hose during COOL or DRY operation If no drain water is seen water may be leaking from the indoor unit Stop operation and consult the service shop if this is the case Before a long idle period 1 Operate the FAN only for several hours on a fine day to dry out the inside Press MODE selector button and select FAN operation Press ON OFF button and start operation 2 After ope...

Страница 252: ... used In case of washing the grille with water dry it with cloth dry it up in the shade after washing 4 Attach the front grille Align the rotation dowels on the left and right of the front panel with the slots then push them all the way in Close the front panel slowly Press the panel at both sides and the center When the packaging materials are attached to the front panel please remove them Don t ...

Страница 253: ...ily wash them with neutral detergent thinned with lukewarm water then dry them up in the shade It is recommended to clean the air filters every two weeks Air purifying filter with photocalytic deodorizing function gray The Air purifying filter with photocalytic deodorizing function can be renewed by washing it with water once every 6 months We recommend replacing it once every 3 years Maintenance ...

Страница 254: ...e day to dry out the inside Press MODE button and select FAN operation Press ON OFF button and start operation 2 After operation stops turn off the breaker for the room air conditioner 3 Clean the air filters and set them again 4 Take out batteries from the remote control Operation with dirty filters 1 cannot deodorize the air 2 cannot clean the air 3 results in poor heating or cooling 4 may cause...

Страница 255: ...he unit 2 Cleaning the air filter Remove dust from the air filter using a vacuum cleaner and gently rinse them in cool water Do not use detergent or hot water to avoid filter shrinking or deformation After cleaning dry them in the shade 3 Replacing the air filter Rear suction Hook the filter behind the flap situated at the top of the unit and push the other side gently over the 3 bends Bottom suct...

Страница 256: ...d wastes energy The suction grille is option Do not use water or air of 50 C or higher for cleaning air filters and outside panels Check that the base stand and other fittings of the outdoor unit are not decayed or corroded Check that nothing blocks the air inlets and the outlets of the indoor unit and the outdoor unit Check that the drain comes smoothly out of the drain hose during COOL or DRY op...

Страница 257: ... 2 Cleaning the air filter Remove dust from the air filter using a vacuum cleaner and gently rinse them in cool water Do not use detergent or hot water to avoid filter shrinking or deformation After cleaning dry them in the shade 3 Replacing the air filter Rear suction Hook the filter behind the flap situated at the top of the unit and push the other side gently over the bends Bottom suction Hook ...

Страница 258: ... suction grille is option Do not use water or air of 50 C or higher for cleaning air filters and outside panels Ask your DAIKIN dealer how to clean it Check that the base stand and other fittings of the outdoor unit are not decayed or corroded Check that nothing blocks the air inlets and the outlets of the indoor unit and the outdoor unit Check that the drain comes smoothly out of the drain hose d...

Страница 259: ... shade after washing 4 Attach the front grille Insert the front panel into the grooves of the unit 3 places Attach the chain to the right inner side of the front grille Close the grille slowly Hold the front grille firmly so that it does not fall Do not touch the metal parts on the inside of the indoor unit as it may result in injury When removing or attaching the front grille use a robust and sta...

Страница 260: ...rgent thinned with lukewarm water then dry them up in the shade It is recommended to clean the air filters every two weeks Air Purifying Filter green Replace approximately once every 3 months 1 Detach the filter element and attach a new one Insert with the green side up It is recommended to replace the air purifying filter every three months Photocatalytic Deodorizing Filter gray Maintenance 1 Dry...

Страница 261: ...on Operation with dusty air filters lowers the cooling heating capacity and wastes energy Air is also prevented from flowing smoothly through the unit creating a noise Operation with dirty filters 1 cannot deodorize the air 2 cannot clean the air 3 results in poor heating or cooling 4 may cause odour The air purifying filter and Photocatalytic deodorizing filter cannot be reused even if washed In ...

Страница 262: ...he shade after washing 3 Close the front grille Push the grille at the 5 points indicated by Ï Operation without air filters may result in trou bles as dust will accumulate inside the indoor unit Don t touch the metal parts of the indoor unit If you touch those parts this may cause an injury When opening and cleaning the front grille use a robust and stable stool and watch your steps carefully Whe...

Страница 263: ...ent thinned with lukewarm water then dry them up in the shade It is recommended to clean the air filters every two weeks Air Purifying Filter green Replace approximately once every 3 months 1 Detach the filter element and attach a new one Insert with the green side up It is recommended to replace the air purifying filter every three months Photocatalytic Deodorizing Filter gray Maintenance 1 Dry t...

Страница 264: ...the heating operation is not used at the other room before you use the fan operation Operation with dirty filters 1 cannot deodorize the air 2 cannot clean the air 3 results in poor heating or cooling 4 may cause odour The air purifying filter and Photocatalytic deodorizing filter cannot be reused even if washed In principle there is no need to replace the photocatalytic deodorizing filter Remove ...

Страница 265: ...am when the air conditioner is in defrost operation In COOL or DRY mode Moisture in the air condenses into water on the cool surface of outdoor unit piping and drips Mists come out of the indoor unit This happens when the air in the room is cooled into mist by the cold air flow during cooling operation The indoor unit gives out odour This happens when smells of the room furniture or cigarettes are...

Страница 266: ...o block the air inlet or the outlet of the indoor and the outdoor units Clean the air filters or take all obstacles away and turn the breaker OFF Then turn it ON again and try operating the air conditioner with the remote control If the lamp still flashes call the service shop where you bought the air conditioner Are operation modes all the same for indoor units connected to outdoor units in the m...

Страница 267: ...t in troubles electric shocks or fire Consult the service shop where you bought the air conditioner Do not attempt to repair or modify the air conditioner by yourself Incorrect work may result in electric shocks or fire Consult the service shop where you bought the air conditioner The power cord is abnormally hot or damaged An abnormal sound is heard during operation The safety breaker a fuse or t...

Страница 268: ... SiEN18 622 256 System Configuration 3 Ceiling Mounted Cassette Type 3 1 FFQ 25 35 50 60 B 1 3 4 2 TEST C hr hr TEST NOT AVAILABLE L H 2 10 11 3 1 4 5 6 7 8 14 15 16 17 18 19 20 21 22 12 9 13 a b c d e e f g h i k e f l d j C hr H ...

Страница 269: ...l controls up to 16 indoor units All indoor units are equally set Two remote controls control system Two remote controls control one indoor unit In case of group control sytem one group of indoor units The unit is individually operated NOTE Contact your Daikin dealer in case of changing the combination or setting of group control and two remote controls control sytem Names and functions of parts R...

Страница 270: ...miting concentration an oxygen deficiency accident may happen For installation of separately sold component parts ask a specialist Be sure to use the separately sold component parts designated by our company Incomplete installation performed by yourself may result in a failure a water leakage electric shock and fire Ask your dealer to move and reinstall the air conditioner Incomplete installation ...

Страница 271: ...hines generating electromagnetic waves h Filled with acid and or alkaline steam or vapor Is a snow protection measure taken For details consult your dealer Regarding wiring All wiring must be performed by an authorized electrician To do wiring ask your dealer Never do it by yourself Make sure that a separate power supply circuit is provided for this air conditioner and that all electrical work is ...

Страница 272: ...t are in operation These are optional accessories DISPLAY OPERATION MODE DISPLAY TEST INSPECTION TEST OPERATION DISPLAY PROGRAMMED TIME DISPLAY SET TEMPERATURE DISPLAY FAN SPEED DISPLAY AIR FLOW FLAP Press the button and the system will start Press the button again and the system will stop 11 12 13 14 DISPLAY TIME TO CLEAN AIR FILTER Refer to HOW TO CLEAN THE AIR FILTER Refer to DEFROST OPERATION ...

Страница 273: ...ature inside the air conditioner reaches a certain level At this time the remote control displays Leave it as it stands and wait for a while When the warm air stays under the ceiling and your feet are cold we recommend that you use a circulator a fan to circulate the air inside the room For details consult your dealer For programming TEMPERATURE FAN SPEED and AIR FLOW DIRECTION follow the procedur...

Страница 274: ...ntering a room during cooling operation by using curtains or blinds Ventilate the room regularly Using the unit for long periods of time requires attentive ventilation of the room Do not place items that might be damaged by water under the indoor unit Water may condensate and drip if the humidity reaches 80 or if the drain exit gets clogged Keep doors and windows closed If the doors and windows re...

Страница 275: ...f more than 50 C as doing so may result in discoloration and or deformation Do not expose it to fire as doing so may result in burning 4 Fix the air filter 1 Hook the air filter to a protrusion on the suction grille 2 Push the lower part of the air filter onto the protrusion at the lower part of the suction grille and fix the air filter there Fig 3 5 Shut the suction grille Refer to item No 1 6 Af...

Страница 276: ...ce operates to prevent overload of the system After 3 minutes the system will turn on again automatically The system does not restart immediately when TEMPERATURE SETTING button is returned to the former position after pushing the button If the OPERATION lamp lights the system is in normal condition It does not restart immediately because a safety device operates to prevent overload of the system ...

Страница 277: ...OPERATION This is the sound of refrigerant gas flowing through both indoor and outdoor units A Shuh sound which is heard at the start or immediately after the stop of operation or which is heard at the start or immediately after the stop of DEFROST OPERATION This is the noise of refrigerant caused by flow stop and flow change A continuous flowing sound Shah or a trickling sound Jyuru Jyuru are hea...

Страница 278: ...logged Ask a qualified service person to clean the air filters Refer to MAINTENANCE 3 The system operates but it does not sufficiently cool or heat If the air inlet or outlet of the indoor or the outdoor unit is blocked with obstacles Remove the obstacle and make it well ventilated If the air filter is clogged Ask a qualified service person to clean the air filters Refer to MAINTENANCE If the set ...

Страница 279: ...18 622 Ceiling Mounted Cassette Type System Configuration 267 3 2 FCQ 35 50 60 71 B 1 3 4 2 2 9 10 3 1 4 5 6 7 13 14 15 16 17 18 19 20 21 11 8 12 a b c d d e f g h j i C hr H C hr hr TEST NOT AVAILABLE L H ...

Страница 280: ...other control systems beside individual control one remote control controls one indoor unit system Confirm the following if your unit is of the following control sytem type Group control system One remote control controls up to 16 indoor units All indoor units are equally set Two remote controls control system Two remote controls control one indoor unit In case of group control sytem one group of ...

Страница 281: ...ion where the refrigerant leaks For refrigerant leakage consult your dealer When the air conditioner is to be installed in a small room it is necessary to take proper measures so that the amount of any leaked refrigerant does not exceed the limiting concentration even when it leaks If the refrigerant leaks exceeding the level of limiting concentration an oxygen deficiency accident may happen For i...

Страница 282: ...lfured gas exists such as a hot spring resort d Where there are considerable voltage fluctuations such as a factory or plant e Vehicles and vessels f Where there is much spray of oil and vapor such as a cookery etc g Where there are machines generating electromagnetic waves h Filled with acid and or alkaline steam or vapor Is a snow protection measure taken For details consult your dealer Regardin...

Страница 283: ...uto and Heating are not installed 5 DISPLAY TEST INSPECTION TEST OPERATION When the INSPECTION TEST OPERATION BUTTON is pressed the display shows the system mode is in 6 DISPLAY PROGRAMMED TIME This display shows the PROGRAMMED TIME of the system start or stop 7 DISPLAY SET TEMPERATURE This display shows the set temperature 8 DISPLAY FAN SPEED This display shows the set fan speed 9 DISPLAY AIR FLO...

Страница 284: ...em is employed and therefore it takes some time until the entire room is warmed up after the start of operation An indoor fan runs to discharge a gentle wind automatically until the temperature inside the air donditioner reaches a certain level Ah this time the remote control displays Leave it as it stands and wait for a while When the warm air stays under the ceiling and your feet are cold we rec...

Страница 285: ...and set the time for stopping or starting the system When this button is pressed the time advances by 1 hour When this button is pressed the time goes backward by 1 hour Timer ON OFF Press the TIMER ON OFF button The timer setting procedure ends The display or changes from flashing light to a constant light Refer to figure 4 on page 1 NOTE When setting the timer OFF and On at the same time repeat ...

Страница 286: ... turn the power switch off Otherwise an electric shock and injury may result Do not wash the air conditioner with water Doing so may result in an electric shock Be careful with a scaffold or staging Caution must be exercised because of work at a high place How to clean the air filter Clean the air filter when the display shows TIME TO CLEAN AIR FILTER It will display that it will operate for a set...

Страница 287: ...lectric shock or a fire Do not scrub firmly when washing the blade with water The surface sealing may peel off Do not use water or air of 50 C or higher for cleaning air filters and outside panels How to clean the suction grille 1 Open the suction grille Push it downward slowly while pressing horizontally the buttons provided on two spots Follow the same procedure for closing Fig 4 2 Detach the su...

Страница 288: ...cannot be controlled by the remote control The system does not start immediately after the power supply is turned on Wait one minute until the micro computer is prepared for operation II White mist comes out of a unit When humidity is high during cooling operation In oily or dusty places If the inside of an indoor unit is extremely contaminated the temperature distribution inside a room becomes un...

Страница 289: ...diately after the power supply recovers Check if the fuse has blown or breaker has worked Change the fuse or set the breaker 2 If the system stops operating after operating the system Check if the air inlet or outlet of outdoor or indoor unit is blocked by abstacles Remove the obstacle and make it well ventilated Check if the air filter is clogged Ask a qualified service person to clean the air fi...

Страница 290: ...g Mounted Cassette Type SiEN18 622 278 System Configuration 3 3 Ceiling Mounted Built in Type 1 3 4 2 2 9 3 1 4 5 6 7 12 13 14 15 16 17 18 19 10 8 11 TEST C hr hr TEST NOT AVAILABLE L H a h g b c f e d C hr H ...

Страница 291: ...p control and two remote controls control sytem Names and functions of parts Refer to figure 2 on page 1 We recommend that you read this instruction manual carefully before use to gain full advantage of the function of the air conditioner and to avoid malfunction due to mishandling This air conditioner comes under the term appliances not accessible to the general public The pecautions described be...

Страница 292: ...ir conditioner for other purposes Do not use the air conditioner for a special application such as the storage of foods animals and plants precision machines and art objects as otherwise the deterioration of quality may result Do not remove the air outlet of the outdoor unit The fan may get exposed and result in injury Do not place items that might be damaged by water under the indoor unit Water m...

Страница 293: ... a separate power supply circuit is provided for this air conditioner and that all electrical work is carried out by qualified personnel according to local laws and regulations Pay attention to running noises too Are the following places selected a A place that can sufficiently withstand the weight of the air conditioner with less running noises and vibrations b A place where the hot wind discharg...

Страница 294: ...LAY PROGRAMMED TIME This display shows the PROGRAMMED TIME of the system start or stop 7 DISPLAY SET TEMPERATURE This display shows the set temperature 8 DISPLAY FAN SPEED This display shows the set fan speed 9 DISPLAY TIME TO CLEAN AIR FIL TER Refer to HOW TO CLEAN THE AIR FILTER 10 DISPLAY DEFROST Refer to DEFROST OPERATION hr hr C 6 Operation procedure 11 NON FUNCTIONING DISPLAY If that particu...

Страница 295: ...g systems A warm air circulation system is employed and therefore it takes some time until the entire room is warmed up after the start of operation An indoor fan runs to discharge a gentle wind automatically until the temperature inside the air conditioner reaches a certain level At this time the remote control displays Leave it as it stands and wait for a while When the warm air stays under the ...

Страница 296: ... air will flow out and cause to descrease the effect of cooling and heating Do not place other heaters directly below the indoor unit They may deform due to the heat Never place objects near the air inlet and the air outlet of the unit It may cause deterioration in the effect or stop in the operation Turn off the main power supply switch when it is not used for long periods of time When the main p...

Страница 297: ...in burning 4 Fix the air filter Align the two hangers and push the air filter up Confirm that four hangers are fixed Refer to Fig 4 5 Close the suction grille Refer to item No 1 6 After turning on the power press FILTER SIGN RESET button The display TIME TO CLEAN AIR FILTER vanishes How to clean air outlet suction grille and outside panels Clean with soft cloth When it is difficult to remove stain...

Страница 298: ...em cannot be controlled by the remote control The system does not start immediately after the power supply is turned on Wait one minute until the micro computer is prepared for operation II White mist comes out of a unit When humidity is high during cooling operation In oily or dusty places If the inside of an indoor unit is extremely contaminated the temperature distribution inside a room becomes...

Страница 299: ... system automatically restarts immediately after the power supply recovers Check if the fuse has blown or breaker has worked Change the fuse or set the breaker 2 If the system stops operating after operating the system Check if the air inlet or outlet of outdoor or indoor unit is blocked by abstacles Remove the obstacle and make it well ventilated Check if the air filter is clogged Ask a qualified...

Страница 300: ...ling Mounted Cassette Type SiEN18 622 288 System Configuration 3 4 Ceiling Suspended Type 1 3 4 2 2 9 3 1 4 5 6 7 12 13 14 15 16 17 18 19 10 8 11 TEST C hr hr TEST NOT AVAILABLE L H a h g b c f e d C hr H ...

Страница 301: ...p of indoor units The unit is individually operated NOTE Contact your Daikin dealer in case of changing the combination or setting of group control and two remote controls control sytem Names and functions of parts Refer to figure 2 on page 1 We recommend that you read this instruction manual carefully before use to gain full advantage of the function of the air conditioner and to avoid malfunctio...

Страница 302: ...ve and reinstall the air conditioner Incomplete installation may result in a failure a water leakage electric shock and fire Do not use any fuse with improper capacity IThe use of a piece of wire and whatnot may result in a failure and fire The refrigerant in the air conditioner is safe and normally does not leak If the refrigerant leaks inside the room the contact with a fire of a burner a heater...

Страница 303: ...electromagnetic waves h Filled with acid and or alkaline steam or vapor Is a snow protection measure taken For details consult your dealer Regarding wiring All wiring must be performed by an authorized electrician To do wiring ask your dealer Never do it by yourself 3 Operation range OUTDOOR UNIT INDOOR R35 45 60 DB 18 to 33 80 or below DB 15 to 46 WB 12 to 24 RY35 45 60 DB 18 to 33 80 or below DB...

Страница 304: ...NDER CENTRAL IZED CONTROL When this display shows the system is UNDER CENTRALIZED CONTROL 4 DISPLAY VENTILATION AIR CLEANING This display shows that the total heat exchange and the air cleaning unit are in operation These are optional accessories 5 DISPLAY OPERATION MODE This display shows the current OPERATION MODE For cooling only type Auto and Heating are not installed 6 DISPLAY TEST INSPECTION...

Страница 305: ...of an outdoor unit increase heating effect decreases and the system goes into DEFROST OPERATION The indoor unit fan stops and the remote control display shows After 6 to 8 minutes maximum 10 minutes of DEFROST OPERATION the system returns to HEATING OPERATION Regarding outside air temperature and heating capacity The heating capacity of the air conditioner declines as the outside air temperature f...

Страница 306: ...ION ADJUST button to select the air direction as following The AIR FLOW FLAP display swings as shown left and the air flow direction continuously varies Automatic swing setting Press AIR FLOW DIRECTION ADJUST button to select the air direction of your choice The AIR FLOW FLAP display stops swinging and the air flow direction is fixed Fixed air flow direction setting Movement of the air flow flap F...

Страница 307: ...e system will start After the timer is programmed the display shows the remaining time Press the TIMER ON OFF button once again to cancel programming The display vanishes Observe the following precautions to ensure the system operates Adjust the room temperature properly for a comfortable environment Avoid excessive heating or cooling Prevent direct sunlight from entering a room during cooling ope...

Страница 308: ...ange is optional 1 Open the suction grille Slide both knobs simultaneously as shown and then pull them downward Do the same procedure for closing Refer Fig 2 2 Remove the air filters Push the 2 tabs up and slowly lower the grille Refer to Fig 3 3 Clean the air filter Use a vacuum cleaner A or wash the air filter with water B A Using a vacuum cleaner B Washing with water When tha air filter is very...

Страница 309: ...tect the unit turn on the main power switch at least 6 hours before operation What to do when stopping the system for a long period Turn on FAN OPERATION for half a day and dry the unit Refer to 6 OPERATION PROCEDURE Cut off the power supply When the main power switch is turned on some watts of electricity is being used even if the system is not operating Turn off the main power supply switch for ...

Страница 310: ...one in the room IV Air blow direction is not as specified Actual air blow direction is not as shown on the remote control Automatic swing setting does not work Refer to Air flow direction adjust V White mist comes out of a unit When humidity is high during cooling operation In oily or dusty places If the inside of an indoor unit is extremely contaminated the temperature distribution inside a room ...

Страница 311: ... power supply recovers Check if the fuse has blown or breaker has worked Change the fuse or set the breaker 2 If the system stops operating after operating the system Check if the air inlet or outlet of outdoor or indoor unit is blocked by obstacles Remove the obstacle and make it well ventilated Check if the air filter is clogged Ask a qualified service person to clean the air filters Refer to MA...

Страница 312: ...SiEN18 622 Ceiling Mounted Cassette Type System Configuration 300 ...

Страница 313: ...tter Drive Motor Shutter Limit Switch Abnormality 329 4 6 Check 330 5 Troubleshooting for SkyAir Indoor Unit 333 5 1 Indoor Unit PCB Abnormality 333 5 2 Malfunction of Drain Water Level System Float Type 334 5 3 Malfunction of Drain System 336 5 4 Indoor Unit Fan Motor Lock 337 5 5 Malfunction of Indoor Unit Fan Motor 338 5 6 Swing Flap Motor Malfunction Lock 340 5 7 Malfunction of Capacity Settin...

Страница 314: ...art up Error 382 7 22 Malfunction of Transmission between Inverter and Control PCB 383 7 23 High Voltage of Capacitor in Main Inverter Circuit 384 7 24 Malfunction of Inverter Radiating Fin Temperature Rise Sensor 385 7 25 Faulty Combination of Inverter and Fan Driver 386 7 26 Low Pressure Drop Due to Refrigerant Shortage or Electronic Expansion Valve Failure 387 7 27 Power Supply Insufficient or ...

Страница 315: ...onduct the diagnostic procedure described in the following pages Location of Operation Lamp In case of In case of FTK X S 20 25 35 D Series FTK X S 50 60 71 F Series FTK X S 25 35 E Series In case of FTK X S 50 60 71 B Series FTXS 50 60 71 D Series In case of FDK X S 25 35 50 60 Series CDK X S 25 35 50 60 Series In case of FVXS 25 35 50 B Series In case of FLXS 25 35 50 60 B Series R4298 ON OFF OP...

Страница 316: ...y blinks entering INSPECTION mode 2 In the INSPECTION mode when the ON OFF button is pushed and held for 5 seconds or more the aforementioned malfunctioning history display is off In this case after the malfunction code blinks 2 times the code display turns to 00 Normal and the unit No turns to 0 The INSPECTION mode automatically switches to the normal mode set temperature display 3 Operation halt...

Страница 317: ...green LED indicates normal equipment condition and the OFF condition of the orange LED indicates normal equipment condition Troubleshooting with the green LED The LED A green of the outdoor unit indicate microcomputer operation condition Even after the error is cancelled and the equipment operates in normal condition the LED indication remains LED A HAP 3P187671 ...

Страница 318: ...OFF NORMAL ABNORMALITY CHECK INTER UNIT WIRING ON MALFUNTION DETECTION IRRELEVANT NORMALLY OFF LED B GREEN MICROCOMPUTER NORMAL LED A ABNORMALITY CHECK INTER UNIT WIRING NOTES 3P058760C OUTDOOR UNIT NORMAL 1 TURN THE POWER OFF THEN ON AGAIN IF THE LED DISPLAY RECURS THE BRANCH PROVIDER UNIT PCB IS FAU 2 TURN THE POWER OFF AND THEN ON AGAIN IF THE LED DISPLAY RECURS TURN THE POWER OFF AND DISCON LI...

Страница 319: ... consecutive beeps indicate non corresponding codes 2 To cancel the code display hold the timer cancel button down for 5 seconds The code display also cancels itself if the button is not pressed for 1 minute No Code No Code No Code 1 00 12 C7 23 H0 2 U4 13 H8 24 E1 3 F3 14 J3 25 P4 4 E6 15 A3 26 L3 5 L5 16 A1 27 L4 6 A6 17 C4 28 H6 7 E5 18 C5 29 H7 8 F6 19 H9 30 U2 9 C9 20 J6 31 UH 10 U0 21 UA 32 ...

Страница 320: ... Press the TEMP button Press TEMPs or TEMPt and change the digit until you hear the sound of beep or pi pi 3 Diagnose by the sound H pi The number of tens does not accord with the error code H pi pi The number of tens accords with the error code H beep The both numbers of tens and units accord with the error code See 7 4 Enter the diagnosis mode again Press the MODE button The digit of the number ...

Страница 321: ...y the sound H pi The both numbers of tens and units do not accord with the error code H pi pi The number of tens accords with the error code H beep The both numbers of tens and units accord with the error code 7 Determine the error code The digits indicated when you hear the beep sound are error code 8 Exit from the diagnosis mode Press the MODE button R4277 R4278 ...

Страница 322: ...oor unit in normal condition Conduct a diagnosis of the outdoor unit A1 Indoor unit PCB abnormality 322 A5 Freeze up protection control or high pressure control heat pump model only 323 A6 Fan motor or related abnormality AC motor Duct Floor Ceiling 325 DC motor Wall Floor 326 C4 Heat exchanger thermistor or related abnormality 328 C7 Shutter drive motor shutter limit switch abnormality 329 C9 Roo...

Страница 323: ...can be made Forced fan ON Air flow direction volume setting Indoor unit settings can be made Filter sign time Air flow direction Others Depress Inspection Test Operation button for more than 4 seconds Press Inspection Test Operation button once Following codes can be checked Malfunction codes Indoor model code Outdoor model code Press Inspection Test Operation button once Thermostat is forcibly tu...

Страница 324: ...nd malfunction code is displayed Even if stop operation is carried out malfunction contents are displayed when the inspection mode is entered The malfunction code enables you to tell what kind of malfunction caused operation to stop See page 316 for malfunction code and malfunction contents Operation lamp Indoor unit No in which a malfunction occurs Malfunction code Inspection display S2001 ...

Страница 325: ...Continue the operation in step 4 until a buzzer remains ON The continuous buzzer indicates that the malfunction code is confirmed Continuous beep No abnormality 3 Press the MODE selector button The left 0 upper digit indication of the malfunction code flashes 4 Malfunction code upper digit diagnosis Press the UP or DOWN button and change the malfunction code upper digit until the malfunction code ...

Страница 326: ...Enters inspection mode from normal status when the INSPECTION TEST button is pressed If no button is pressed for 1 minute equipment returns to normal status Press MODE selector button If no button is pressed for 1 minute equipment returns to normal status When MODE selector button is pressed or no button is pressed for1 minute equipment returns to normal status ...

Страница 327: ...connected to this system 349 Indoor Unit LED Display H1P Remote Control Display Location of Malfunction Contents of Malfunction Details of Malfunction Reference Page Other than PC Board PC Board Outdoor Unit Indoor Unit Remote Control 5 Normal to outdoor unit 5 A1 Failure of indoor unit PC board For self diagnosis by LED refer to p 304 333 4 3 5 A3 Malfunction of drain water level system 334 5 AF ...

Страница 328: ...f DC fan 2 motor lock Malfunction of electronic expansion valve EV1 E9 EV3 Faulty sensor of outdoor air temperature Faulty Ta sensor short H9 Abnormal discharge pipe temperature Abnormal Td F3 Abnormal heat exchanger temperature Refrigerant over charge F6 Faulty sensor of discharge pipe temperature Faulty Tdi sensor short J3 Faulty sensor of suction pipe temperature Faulty Ts1 sensor short J5 Faul...

Страница 329: ...7 7 9 7 7 9 9 J3 9 7 9 9 7 9 7 7 9 9 9 7 7 7 7 9 7 7 1 J5 9 7 9 7 9 9 7 7 7 7 9 7 7 9 7 7 7 7 9 7 9 J6 9 7 9 9 7 9 7 7 7 7 9 7 7 J7 9 7 9 9 9 9 7 7 7 7 9 7 7 J9 9 9 7 7 9 9 7 7 7 7 9 7 7 JA 9 9 7 9 7 9 7 7 7 7 9 7 7 JC 9 9 9 7 7 9 7 7 7 7 9 7 7 L1 9 7 9 9 9 9 7 7 7 9 9 7 7 7 7 9 7 7 7 7 9 7 7 7 9 9 7 7 7 7 9 7 7 7 9 9 7 7 7 9 9 7 7 7 7 9 7 7 9 7 9 7 7 7 9 9 7 7 7 7 9 7 7 9 9 9 7 7 7 9 9 7 7 7 7 9 ...

Страница 330: ...ode 1 Contents of malfunction Malfunction code Open phase Power supply imbalance Imbalance of inverter power supply voltage P1 Faulty temperature sensor of inverter radiation fin Faulty thermistor of inverter fin P4 Gas shortage Gas shortage alarm U0 Abnormal power supply voltage Insufficient Inverter voltage U2 Faulty charge of capacitor in main inverter circuit Malfunction due to SP PAM Malfunct...

Страница 331: ... 9 7 7 9 7 9 7 7 7 7 9 7 7 1 9 7 7 7 7 7 9 9 7 7 7 7 9 7 7 9 7 9 7 7 7 7 9 7 7 7 9 U3 9 7 7 9 9 9 7 7 7 7 9 7 7 9 9 9 7 7 7 7 9 7 9 9 9 U4 9 7 9 7 7 9 7 7 7 7 9 7 7 9 9 9 7 7 7 7 9 7 9 9 9 U9 9 9 7 7 9 9 7 7 7 7 9 7 7 9 9 UA 9 9 7 9 7 9 7 7 7 7 9 7 7 9 9 9 7 7 7 7 9 7 9 9 9 9 7 7 7 7 9 9 7 9 9 9 7 7 7 9 9 7 7 9 9 9 7 7 9 7 9 7 9 9 9 UH 9 9 7 9 9 9 7 7 7 7 9 7 7 9 9 UF 9 9 9 9 9 9 7 7 7 7 9 7 7 9 9...

Страница 332: ... E1 PC board defect E2 PROM defect 359 E2 Faulty BP unit PCB 353 E3 Actuation of high pressure switch 360 E4 Actuation of low pressure switch 362 E5 Compressor motor lock 364 E6 Standard compressor lock or over current E7 Malfunction of outdoor unit fan motor 365 E9 Malfunction of moving part of electronic expansion valve Y1E 3E 366 F3 Abnormal discharge pipe temperature 368 F6 Refrigerant overcha...

Страница 333: ...U4 Malfunction of transmission between indoor and outdoor units etc 355 392 U5 Malfunction of transmission between remote control and indoor unit 347 394 U5 Failure of remote control PC board or setting during control by remote control U7 Malfunction of transmission between outdoor units U8 Malfunction of transmission between main and sub remote controls 348 U9 Malfunction of transmission between ...

Страница 334: ...d Causes Faulty indoor unit PCB Faulty connector connection Troubleshooting Note Connector Nos vary depending on models Control connector R1400 Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred Connector connection check note Is it normal Correct connections Replace Replace PCBs YES NO Caution Model Type Connector No Wall Mounted Type Terminal ...

Страница 335: ...operation according to the temperature detected by the indoor unit heat exchanger thermistor Malfunction Decision Conditions High pressure control During heating operations the temperature detected by the indoor heat exchanger thermistor is above 65 C Freeze up protection When the indoor unit heat exchanger temperature is below 0 C during cooling operation Supposed Causes Operation halt due to clo...

Страница 336: ...YES Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred Is there any short circuit Check the intake air filter Is it very dirty Check the dust accumulation on the indoor unit heat exchanger Is it very dirty Does it conform to the thermistor characteristic chart Provide sufficient air passage Clean the heat exchanger Replace the indoor unit PCB Re...

Страница 337: ...peration halt due to breaking of the fan motor lead wires Operation halt due to faulty capacitor of the fan motor Detection error due to faulty control PCB Troubleshooting Check No 16 Refer to P 332 Rotate the fan by hand Check No 16 Check Hall IC Operate the fan Does it rotate Does it rotate smoothly Is there an output Is there conductivity Check the capacitor s conductivity Check the fan motor v...

Страница 338: ...ine abnormal fan motor operation Malfunction Decision Conditions When the detected rotation speed is less than 50 of the H tap under maximum fan motor rotation demand Supposed Causes Operation halt due to short circuit inside the fan motor winding Operation halt due to breaking of wire inside the fan motor Operation halt due to breaking of the fan motor lead wires Operation halt due to faulty capa...

Страница 339: ...er supply and disconnect fan motor connector then turn power ON Check No 01 Check output of fan motor connector Is motor power voltage DC 200V generated Is motor control power voltage DC 15V generated Check No 02 Check output of indoor unit PCB 1 Turn off power supply and disconnect fan motor connector then turn power ON again Is motor control power voltage DC 16V generated Check No 01 Check outpu...

Страница 340: ...ess than 120 ohms or below about 50 C more than 1 860 kohms Note The values vary slightly in some models Supposed Causes Faulty connector connection Faulty thermistor Faulty PCB Troubleshooting Check No 06 Refer to P 331 C4 Heat exchanger temperature thermistor C9 Room temperature thermistor Check the connector connection YES Is it normal Is it normal R4696 NO Check No 06 Thermistor resistance che...

Страница 341: ...by broken relay harness or disconnected connector Detection error due to defective PCB 2 Foreign substance in blow port Troubleshooting Check No 03 Refer to P 330 Turn off the power Check No 03 Check the limit switch continuity Q0410 Caution Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred Foreign substance in the shutter structure Shutter clo...

Страница 342: ...pan assembly Check the continuity of the switch connection The shutter can be opened and closed with hand Keep the shutter open and closed all the way for each continuity check steps 7 6 5 4 3 2 1 S1 or S301 8 7 6 5 4 3 2 1 Motor power supply voltage Unused Unused Unused P 0V reference potential Motor control voltage 15 VDC Rotation command voltage 1 to 5 VDC Rotation pulse input S302 R4684 Motor ...

Страница 343: ... the thermistors on the PCB and measure the resistance of each thermistor using tester The relationship between normal temperature and resistance is shown in the graph and the table below Thermistor R25 C 20kΩ B 3950 Temperature C 20 211 0 kΩ 15 150 10 116 5 5 88 0 67 2 5 51 9 10 40 15 31 8 20 25 25 20 30 16 35 13 40 10 6 45 8 7 50 7 2 ...

Страница 344: ... connector connected check the following Output voltage of about 5 V between pins 1 and 3 Generation of 3 pulses between pins 2 and 3 when the fan motor is operating Failure of 1 Æ faulty PCB Æ Replace the PCB Failure of 2 Æ faulty hall IC Æ Replace the fan motor Both 1 and 2 result Æ Replace the PCB The connector has 3 pins and there are two patterns of lead wire colors ...

Страница 345: ...ditions When data could not be correctly received from the E PROM E PROM Type of nonvolatile memory Maintains memory contents even when the power supply is turned off Supposed Causes Failure of PCB Troubleshooting Turn the power supply off once and then back on Normal reset Could be outside cause noise etc other than malfunction Q0411 YES NO Indoor unit PCB replacement Caution Be sure to turn off ...

Страница 346: ...Models FFQ FCQ FBQ FHQ Method of Malfunction Detection By float switch OFF detection Malfunction Decision Conditions When rise of water level is not a condition and the float switch goes OFF Supposed Causes Failure of drain pump Improper drain piping work Drain piping clogging Failure of float switch Failure of indoor unit PCB Failure of short circuit connector ...

Страница 347: ...oes display of malfunction A3 appear 220 240 VAC Continuity check of short circuit connector Set to emergency and check the voltage of X25A If A3 is detected by a PC board which is not mounted with X15A the PC board is defective Q0412 NO NO NO NO NO NO NO NO NO YES YES YES YES YES YES YES YES Short circuit connector connection Short circuit connector replacement Indoor unit PCB replacement Connect...

Страница 348: ...rmal Possible failure of float switch Check to see if drain up height and horizontal pipe length exceed specifications Clogged drain water discharge system Clogged drain pump Faulty float switch Replace indoor unit PCB Check jumper connector X15A Check drain pump and drain pipe Check water drainage system Check to see if drain up height and horizontal pipe length exceed specifications Faulty trap ...

Страница 349: ...n when output voltage to the fan is maximum Supposed Causes Failure of indoor unit fan motor Broken or disconnected wire Failure of contact Failure of indoor unit PCB Troubleshooting Q0413 YES YES NO NO Are X20A and X26A properly connected With X26A unplugged and the power supply turned on is there about 12 VDC between pins 1 and 3 of X26A Connect correctly Indoor unit PCB replacement Check indoor...

Страница 350: ...from the fan motor Malfunction Decision Conditions When fan speed does not increase Supposed Causes Disconnection short circuit or disengagement of connector in fan motor harness Faulty fan motor disconnection poor insulation Abnormal signal from fan motor faulty circuit Faulty PCB Instantaneous fluctuation of power supply voltage Fan motor lock Caused by motor or other external factors Fan does n...

Страница 351: ...nit PCB Turn off the power supply Caution Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred Q0414 Is the harness from the fan motor correctly connected to X20A connector on A1P Is there any foreign matter around the fan Does the resistance between U V W phases of fan motor balance each other Is there short circuit between U V W phases respectiv...

Страница 352: ...on Detection Utilizes ON OFF of the limit switch when the motor turns Malfunction Decision Conditions When ON OFF of the microswitch for positioning cannot be reversed even though the swing flap motor is energized for a specified amount of time about 30 seconds Supposed Causes Failure of motor Failure of microswitch Failure of connector connection Failure of indoor unit PCB ...

Страница 353: ...4A on the PC board Does continuity no continuity reverse 220 240 VAC YES Turn the power supply off once and back on and measure the output voltage of connector X29A when the power supply is turned back on Turn the power supply off once and back on and check whether the swing flap motor swings when the power supply is turned back on S2009 Connect correctly Replace the indoor unit P C B Replace the ...

Страница 354: ...apacity setting adapter that matches the capacity of the unit is required in the following case If the indoor PCB installed at the factory is for some reason changed at the installation site the capacity will not be contained in the replacement PCB If you connect a capacity setting adapter to a PCB in which the capacity is memorized the capacity setting for the PCB will become the capacity setting...

Страница 355: ...re of the sensor itself Broken or disconnected wire Failure of electronic circuitry indoor unit PCB Failure of connector contact Troubleshooting Check No 02 Refer to P 351 Disconnect the heat exchanger sensor R2T from X18A on the indoor unit PCB and measure the resistance Is the thermistor normal See note Q0416 Check contact of connector Is it normal See Check No 02 for Thermistor temperature and ...

Страница 356: ...re of the sensor itself Broken or disconnected wire Failure of electronic circuitry indoor unit PCB Failure of connector contact Troubleshooting Check No 02 Refer to P 351 Disconnect the heat exchange sensor R3T from X17A on the indoor unit PC board and measure the resistance Is the thermistor normal See note NO NO YES YES Q0417 Check contact of connector Is it normal See Check No 02 for Thermisto...

Страница 357: ...ed Causes Failure of the sensor itself Broken or disconnected wire Failure of indoor unit PCB Failure of connector contact Troubleshooting Check No 02 Refer to P 351 Disconnect the sunction air temperature sensor R1T from X19A on the indoor unit PCB and measure the resistance Is the thermistor normal See note NO YES Q0418 NO YES Check contact of connector Is it normal See Check No 02 for Thermisto...

Страница 358: ...stor Malfunction Decision Conditions When the remote control thermistor becomes disconnected or shorted while the unit is running Supposed Causes Failure of sensor itself Broken wire Troubleshooting Check No 02 Refer to P 351 NO YES Q0419 Turn the power supply off once and then back on Is CJ displayed on the remote control Replace remote control Could be outside cause noise etc other than malfunct...

Страница 359: ...YES YES YES YES YES YES NO NO NO NO NO Caution Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred Control by 2 remote controls All indoor unit PCB microcomputer normal monitors blinking Using multicore transmission wiring between indoor unit and remote control Is it good condition from noise interference SS1 of both remote controls is set to mai...

Страница 360: ...rror between Main remote control and Sub remote control Connection among Sub remote controls Faulty remote control PCB Troubleshooting NO NO NO YES YES YES S2042 Controlling with 2 remote control Both SS 1 switches on remote controls are turned to Sub SS 1 switch on remote control PCB is turned to Main Turn the SS 1 switch of one remote control to Main Turn OFF the power supply and restart operati...

Страница 361: ... the field setting for pair twin system correct Do the microcomputer normal monitors HAP on all indoor unit PCB blink Turn the power supply off once and back on to restart Does the system conduct normal operation Are wirings between indoor and BP unit correctly connected Is 220 240 VAC between No 1 and 3 of X2M terminal indoor unit Are the wirings between indoor and BP unit correctly connected Con...

Страница 362: ...wer Supply Line 1 Turn the power supply off With the relay connector disconnected measure the resistance between UVW phases of the connector 3 cores at the motor side then make sure that the resistance between each phase is balanced and not short circuited Red White Black U V W Measure the resistance between each phase S2675 ...

Страница 363: ...59 8 57 8 4 0 54 1 52 3 6 0 48 9 47 3 8 0 44 3 42 9 10 0 40 2 38 9 12 0 36 5 35 3 14 0 33 2 32 1 16 0 30 2 29 2 18 0 27 5 26 6 20 0 25 1 24 3 22 0 23 0 22 2 24 0 21 0 20 3 26 0 19 2 18 5 28 0 17 6 17 0 30 0 16 2 15 6 32 0 14 8 4 2 34 0 13 6 13 1 36 0 12 5 12 0 38 0 11 5 11 1 40 0 10 6 10 3 42 0 9 8 9 5 44 0 9 1 8 8 46 0 8 4 8 2 48 0 7 8 7 6 50 0 7 2 7 0 52 0 6 9 6 7 54 0 6 2 6 0 56 0 5 7 5 5 58 0 ...

Страница 364: ...on valve Incorrect connectors connection of electronic expansion valve Troubleshooting Q0390 NO YES NO Caution YES YES NO Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred Turn the power supply off once and then back on Is malfunction re generated Is the electronic expansion valve coil connected to PCB of the faulty part Is the resistance of th...

Страница 365: ...from the E PROM E PROM Type of nonvolatile memory Maintains memory contents even when the power supply is turned off Supposed Causes Defect of BP unit PCB Troubleshooting Turn off the power once and turn on again Return to normal YES Caution Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred External factor other than malfunction for example noi...

Страница 366: ...id or gas pipe temperature sensor Troubleshooting Temp Resistance 10 C 117kΩ 0 C 67kΩ 10 C 40kΩ 20 C 25kΩ 30 C 16kΩ 40 C 10kΩ 50 C 7kΩ 60 C 5kΩ 70 C 3kΩ YES Is the resistance normal referring to the table below NO Q0392 Disconnect the thermistor connectors from the corresponding BP PCB and measure the resistance of liquid or gas tube temperature sensor Caution Be sure to turn off power switch befo...

Страница 367: ...Malfunction Decision Conditions When the data sent from the BP unit cannot be received normally or when the content of the data is abnormal Supposed Causes Faulty BP unit PCB Faulty indoor unit PCB Indoor unit BP unit signal transmission error due to wiring error Indoor unit BP unit signal transmission error due to disturbed power supply waveform Indoor unit BP unit signal transmission error due t...

Страница 368: ...een the indoor and outdoor units Replace indoor unit control PCB Locate the cause of the disturbance of the power supply waveform and correct it Check for indoor unit microcomputer normal HAP Push and hold the RESET button on the outdoor unit PCB for 5 seconds Check the indoor unit outdoor unit connection wires Is there any wiring error Is HAP blinking Check the outdoor unit s LED A Is LED A blink...

Страница 369: ...er supply wave Troubleshooting Check No 14 Refer to P 358 Turn the power supply off YES Is it normal NO Check the transmission wire between outdoor unit BP unit Is HAP on the outdoor unit PCB blinking NO Turn the power supply back on YES NO Q0394 YES Check No 14 Check the power supply waveform Is UJ displayed NO Is it deformed YES Caution Be sure to turn off power switch before connect or disconne...

Страница 370: ...s Check Check No 14 Measure the power supply waveform between pins 1 and 3 on the terminal board and check the waveform disturbance Check to see if the power supply waveform is a sine wave Fig 1 Check to see if there is waveform disturbance near the zero cross sections circled in Fig 2 Fig 1 Fig 2 ...

Страница 371: ...ld not be correctly received from the E PROM E PROM Type of nonvolatile memory Maintains memory contents even when the power supply is turned off Supposed Causes Defect of outdoor unit PCB A1P Troubleshooting Turn off the power once and turn on again Return to normal YES Caution Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred V3064 NO Externa...

Страница 372: ...he high pressure protection switch opens Malfunction Decision Conditions Error is generated when the HPS activation count reaches the number specific to the operation mode Reference Operating pressure of high pressure switch Operating pressure 4 0MPa Reset pressure 3 0MPa Supposed Causes Actuation of outdoor unit high pressure switch Defect of High pressure switch Defect of outdoor unit PCB Instan...

Страница 373: ...the high pressure sensor Replace the main PCB The high pressure sensor is normal and the pressure detected with the PCB is also normal The high pressure has really become high Check No 01 Referring to information on page 404 remove the causes by which the high pressure has become high 1 Make a comparison between the voltage of the pressure sensor and that read by the pressure gauge As to the volta...

Страница 374: ... Malfunction Detection Abnormality is detected by the pressure value with the low pressure sensor Malfunction Decision Conditions Error is generated when the low pressure is dropped under specific pressure Operating pressure 0 07MPa Supposed Causes Abnormal drop of low pressure Lower than 0 07MPa Defect of low pressure sensor Defect of outdoor unit PCB Stop valve is not opened ...

Страница 375: ... pressure sensor is normal and the pressure detected with the PCB is also normal The low pressure has really become low Check No 2 Referring to information on page 404 remove the causes by which the low pressure has become low 1 Make a comparison between the voltage of the pressure sensor and that read by the pressure gauge As to the voltage of the pressure sensor make measurement of voltage at th...

Страница 376: ... lock High differential pressure 0 5MPa or more Incorrect UVW wiring Faulty inverter PCB Stop valve is left in closed Troubleshooting Check the installation conditions Is the stop valve open NO Is the UVW wiring normal NO NO NO NO Is high differential pressure starting 0 5MPa or more YES YES YES Check and see whether compressor is short circuited or ground YES YES Are inverter output voltages the ...

Страница 377: ...nnector between fan motor and PCB is left in disconnected or faulty connector Fan does not run due to foreign matters tangled Clearing condition Operate for 5 minutes normal Troubleshooting Check No 03 Refer to P 406 Connector of fan motor is disconnected YES NO NO YES Can the fan be turned smoothly with hand after disconnect the connector of fan motor Is there any obstacle around the fan YES NO C...

Страница 378: ...ble Models AII outdoor unit models Method of Malfunction Detection Check disconnection of connector Check continuity of expansion valve coil Malfunction Decision Conditions Error is generated under no common power supply when the power is on Supposed Causes Defect of moving part of electronic expansion valve Defect of outdoor unit PCB A1P Defect of connecting cable ...

Страница 379: ...c expansion valve is connected to X21A and X22A of outdoor unit PC board A1P Normal when coil check 1 of the moving part of the electronic expansion valve is checked The connecting cable is short circuited or disconnected External factor other than malfunction for example noise etc After connecting turn the power off and then back on again Replace the moving part of the electronic expansion valve ...

Страница 380: ...discharge pipe temperature sensor Faulty connection of discharge pipe temperature sensor Faulty outdoor unit PCB Troubleshooting Refer to Thermistor Resistance Temperature Characteristics table on P407 V3068 Caution Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred Discharge pipe temperature is 120 C or higher when the unit stop by malfunction ...

Страница 381: ...rcharge Misalignment of the thermistor for heat exchanger Defect of the thermistor for heat exchanger Troubleshooting Refer to Thermistor Resistance Temperature Characteristics table on P407 V2797 Caution Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred YES NO NO YES Check the mounting condition of the temperature sensors of the heat exchangin...

Страница 382: ...open circuit Supposed Causes Defect of thermistor R1T for outdoor air Defect of outdoor unit PCB A1P Troubleshooting Refer to Thermistor Resistance Temperature Characteristics table on P407 V3070 Caution Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred NO NO YES YES Connector is connected to X11A ofoutdoor PC board A1P Connect the connector an...

Страница 383: ...hermistor is detected Supposed Causes Defect of thermistor R2T for outdoor unit discharge pipe Defect of outdoor unit PCB A1P Troubleshooting Refer to thermistor resistance temperature characteristics table on P407 V3072 Caution NO NO YES YES Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred Connector is connected to outdoor unit PC board A1P C...

Страница 384: ...upposed Causes Defect of thermistor R3T R5T for outdoor unit suction pipe Defect of outdoor unit PCB A1P Troubleshooting Refer to thermistor resistance temperature characteristics table on P407 V3073 Caution NO NO YES YES Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred Connect the thermistor and turn on again Replace the thermistor R3T R5T Re...

Страница 385: ...rmistor is detected Supposed Causes Defect of thermistor R4T for outdoor unit heat exchanger Defect of outdoor unit PCB A1P Troubleshooting Refer to thermistor resistance temperature characteristics table on P407 V3074 Caution NO NO Replace the thermistor R7T YES YES Connector is connected to outdoor unit PC board A1P Replace outdoor unit PC board A1P Connect the thermistor and turn on again Be su...

Страница 386: ...mistor is detected Supposed Causes Defect of thermistor R7T for outdoor unit liquid pipe Defect of outdoor unit PCB A1P Troubleshooting Refer to thermistor resistance temperature characteristics table on P407 V3074 Caution NO NO Replace the thermistor R7T YES YES Connector is connected to outdoor unit PC board A1P Replace outdoor unit PC board A1P Connect the thermistor and turn on again Be sure t...

Страница 387: ...d or open Supposed Causes Faulty subcooling heat exchanger gas pipe thermistor R6T Faulty outdoor unit PCB Troubleshooting Refer to Thermistor Resistance Temperature Characteristics table on P407 V3075 Caution NO NO YES YES Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred Connect connector and operate unit again Replace thermistor R6T Replace ...

Страница 388: ...leshooting 1 Voltage measurement point 2 Refer to Pressure Sensor pressure voltage characteristics table on P409 V2806 Caution NO NO YES YES Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred The high pressure sensor is connected to X17A of outdoor unit PC board A1P The relationship between the 1 VH and high pressure is normal see 2 when voltage...

Страница 389: ... 1 Voltage measurement point 2 Refer to Pressure Sensor pressure voltage characteristics table on P409 V2808 Caution NO NO YES YES Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred The low pressure sensor is connected to X18A blue of outdoor unit PC board A1P The relationship between the 1 VL and low pressure is normal see 2 when voltage is mea...

Страница 390: ... In case of overcurrent OCP during waveform output When the current sensor malfunctions during synchronized operation When overvoltage occurs in SP PAM In case of IGBT malfunction Supposed Causes Faulty outdoor PCB A1P IPM failure Current sensor failure SP PAM failure Failure of IGBT or drive circuit Troubleshooting YES NO Turn OFF the power supply once and then turn it ON again Does it return nor...

Страница 391: ...bleshooting Caution NO YES YES YES YES NO NO NO Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred The radiator fin temperature is supposed to have risen to 83 C or more Is the connector X111A of the fin thermistor properly connected to the outdoor PCB Turn ON the power supply and then press the remote control check button once Is the malfunctio...

Страница 392: ...al is displayed when the inverter output voltage is checked by tester V2812 Caution Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred Compressor inspection Inverter output voltage check Inverter output voltage is not balanced Normal if within 5V Must be measured when frequency is stable Replace the compressor Compressor inspection Inspect accor...

Страница 393: ... damage may be occurred Output current check The secondary current of the inverter is higher than 24 9A 260 sec for each phase Compressor inspection The compressor s coil is disconnected Disconnect the connection between the compressor and inverter Make the power transistor check mode setting ON by service mode Inverter output voltage check Inverter output voltage is not balanced Normal if within ...

Страница 394: ... before connect or disconnect connector or parts damage may be occurred Inverter output voltage check Inverter output voltage is not balanced Normal if within 5V Must be measured when frequency is stable Unsatisfactory pressure equalization Check refrigerant system Compressor inspection Inspect according to the diagnosis procedure for odd noises vibration and operating status of the compressor YES...

Страница 395: ...tween the inverter microcomputer and outdoor control microcomputer Defect of outdoor unit PCB Defect of noise filter External factor Noise etc Troubleshooting Caution NO YES NO YES Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred The microcomputer monitor green on the outdoor unit PC board A1P is blinking The voltage between red and white of X...

Страница 396: ...ction Decision Conditions When the aforementioned voltage waveform becomes identical with the waveform of the power supply open phase Supposed Causes Defect of main circuit capacitor Improper main circuit wiring Defect of outdoor unit PCB A1P Troubleshooting Caution Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred Is the C4 properly connected ...

Страница 397: ...ion is not decided while the unit operation is continued P4 will be displayed by pressing the inspection button Supposed Causes Defect of radiator fin temperature sensor Defect of outdoor unit PC board A1P Troubleshooting Caution Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred Power OFF Power ON Replace the compressor YES YES NO NO Disconnect...

Страница 398: ...ons When the communication data about inverter PCB type is incorrect Supposed Causes Mismatching of inverter PCB Faulty field setting Troubleshooting Refer to Field Setting from Outdoor Unit on P152 Q0441 After resetting restart YES YES YES Is the PCB type correct Is the field setting when the PCB was replaced correct Replace PCB by the correct one Replace the PCB NO Was the PCB replaced NO Correc...

Страница 399: ...ection Short of gas malfunction is detected by discharge pipe temperature thermistor and low pressure saturation temperature Malfunction Decision Conditions Microcomputer judge and detect if the system is short of refrigerant HMalfunction is not decided while the unit operation is continued Supposed Causes Out of gas or refrigerant system clogging incorrect piping Defect of pressure sensor Defect ...

Страница 400: ...utdoor unit PC board A1P Replace low pressure sensor Out of gas or refrigerant system is clogged Requires check of refrigerant system Replace the thermistor Replace the low pressure sensor Replace the outdoor unit PC board A1P The suction pipe1 temp minus low pressure saturation temp is 20 C or higher Is the low pressure sensor correct Resistance is normal when measured with the thermistor R3T for...

Страница 401: ...function Detection Detection of voltage of main circuit capacitor built in the inverter and power supply voltage Malfunction Decision Conditions When the abnormal voltage of main circuit capacitor built in the inverter and abnormal power supply voltage are detected Supposed Causes Power supply insufficient Instantaneous power failure Defect of outdoor unit fan motor Defect of outdoor control PCB A...

Страница 402: ... ohms NO NO YES YES YES Replace the inverter PC board A1P Monitor the voltage Instantaneous voltage drop YES NO When the compressor is running measure the voltage between and of electrolytic capacitor C C Check No 03 Is the resistance above standard value Is the measured voltage 220 VDC or more S2605 Replace the fan motor NO Caution Be sure to turn off power switch before connect or disconnect con...

Страница 403: ...function is decided when the unit starts operation without check operation Supposed Causes Check operation is not executed Troubleshooting V3052 Has the check operation performed on Outdoor unit PC board Press the BS4 on PC board on the master outdoor unit for 5 seconds or more to execute check operation Replace the main PC board on the outdoor unit NO YES Caution Be sure to turn off power switch ...

Страница 404: ...unction Detection Microcomputer checks if transmission between indoor and outdoor units is normal Malfunction Decision Conditions When transmission is not carried out normally for a certain amount of time Supposed Causes Indoor to outdoor outdoor to outdoor transmission wiring F1 F2 disconnection short circuit or wrong wiring Outdoor unit power supply is OFF System address doesn t match Defect of ...

Страница 405: ...ff for 12 minutes or more Is indoor outdoor and outdoor outdoor unit transmission wiring normal Is indoor outdoor and outdoor outdoor unit transmission wiring normal The voltage between terminals L1 and N of the outdoor unit PC board is 220 240 V The fuse on the outdoor unit s PC board is burnt The secondary voltage of the transformer is about 22 24 V Push and hold the RESET button on the master o...

Страница 406: ...Defect of remote control PCB Malfunction of transmission caused by noise Troubleshooting Caution V2823 NO YES YES NO NO NO YES YES YES NO Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred Using 2 remote controls control All indoor PC board microcomputer monitors blink Multi core cable is used for the indoor unit remote control transmission wiri...

Страница 407: ...for specified period Supposed Causes Malfunction of transmission between main and sub remote control Connection between sub remote controls Defect of remote control PCB Troubleshooting Caution V2825 YES YES YES NO NO NO Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred Using 2 remote controls control SS1of both remote controls is set to SUB SS1...

Страница 408: ... Applicable Models AII indoor unit models Method of Malfunction Detection Malfunction Decision Conditions Supposed Causes Malfunction of transmission within or outside of other system Malfunction of electronic expansion valve in indoor unit of other system Defect of PCB of indoor unit in other system Improper connection of transmission wiring between indoor and outdoor unit ...

Страница 409: ... The A1 display blinks onthe remote controls of other units within the same refrigerant system The A9 display blinks on the remote controls of other units within the same refrigerant system The U4 display blinks on the remote controls of other units within the same refrigerant system Re diagnose by display after passage of 2 minutes or more Refer to failure diagnosis for UA malfunction code Refer ...

Страница 410: ...m depends on the type of outdoor unit Caution V3169 Normal NO NO YES YES NO YES Does a malfunction occur NO YES Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred Is the outdoor PC board replaced to spare parts PC board Does the refrigerant type of indoor and outdoor unit match Push and hold the RESET button on the outdoor unit PC board for 5 se...

Страница 411: ...ses Address duplication of centralized remote control Defect of indoor unit PCB Troubleshooting Caution V2828 YES NO Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred Optional controls for centralized control are connected to the indoor unit Address duplication of central remote control The setting must be changed so that the central remote con...

Страница 412: ... Detection Microcomputer checks if transmission between indoor unit and centralized remote control is normal Malfunction Decision Conditions When transmission is not carried out normally for a certain amount of time Supposed Causes Malfunction of transmission between optional controllers for centralized control and indoor unit Connector for setting master controller is disconnected Failure of PCB ...

Страница 413: ...on wiring disconnected or wired incorrectly Is transmission with all indoor units malfunctioning Is the transmission wiring with the master controller disconnected or wired incorrectly Is the master controller s connector for setting master controller disconnected Is the group No of malfunctioning indoor units set Reset power supply simultaneously for all optional controllers for centralized contr...

Страница 414: ...on Defect of indoor unit PC board Stop valve is left in closed Troubleshooting Note Wiring check operation may not be successful if carried out after the outdoor unit has been off for more than 12 hours or if it is not carried out after running all connected indoor units in the fan mode for at least an hour Caution V2830 Is indoor outdoor and outdoor outdoor unit transmission wiring normal Replace...

Страница 415: ...tes elapses from the time when electricity is introduced to indoor and outdoor units YES Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred Is electricity being introduced for the first time after installation or after an indoor or outdoor unit PC board has been replaced Is indoor outdoor and outdoor indoor unit transmission wiring normal After ...

Страница 416: ...onding to the measurement of the pressure sensor In cooling High suction air temperature of the condenser In heating High suction air temperature of outdoor unit Short circuit High ambient temperature Is the suction air temperature not more than 46 C Is the outdoor temperature not more than 46 C High suction air temperature of indoor unit High ambient temperature Is the suction air temperature not...

Страница 417: ...tor In heating Low suction air temperature of indoor unit Short circuit Is the suction air temperature not less than 14 C Is the indoor temperature not less than 14 C Low ambient temperature Faulty suction air thermistor of indoor unit Is the connector properly connected Are the thermistor resistance characteristics normal Low suction air temperature of outdoor unit Is the outdoor temperature not ...

Страница 418: ...th the fan motor connector disconnected measure the resistance between each pin then make sure that the resistance is more than the value mentioned in the following table Measurement point Judgment 1 4 1MΩ or more 2 4 100kΩ or more 3 4 100Ω or more 4 7 100kΩ or more 2 Orange 3 Brown 4 Blue 1 White 5 6 7 Red GND ...

Страница 419: ...3 57 94 52 6 65 6 53 3 56 49 55 08 53 6 41 6 53 4 53 71 52 38 54 6 65 6 53 5 51 09 49 83 55 6 41 6 53 6 48 61 47 42 56 6 18 6 06 7 46 26 45 14 57 5 95 5 84 8 44 05 42 98 58 5 74 5 43 9 41 95 40 94 59 5 14 5 05 10 39 96 39 01 60 4 96 4 87 11 38 08 37 18 61 4 79 4 70 12 36 30 35 45 62 4 62 4 54 13 34 62 33 81 63 4 46 4 38 14 33 02 32 25 64 4 30 4 23 15 31 50 30 77 65 4 16 4 08 16 30 06 29 37 66 4 01...

Страница 420: ...6 233 14 71 33 92 33 35 121 7 26 7 16 22 228 05 223 08 72 32 78 32 23 122 7 06 6 97 23 218 24 213 51 73 31 69 31 15 123 6 87 6 78 24 208 90 204 39 74 30 63 30 12 124 6 69 6 59 25 200 00 195 71 75 29 61 29 12 125 6 51 6 42 26 191 53 187 44 76 28 64 28 16 126 6 33 6 25 27 183 46 179 57 77 27 69 27 24 127 6 16 6 08 28 175 77 172 06 78 26 79 26 35 128 6 00 5 92 29 168 44 164 90 79 25 91 25 49 129 5 84...

Страница 421: ...re PH Low Pressure PL Output Voltage VH VL Detected Pressure V3053 PH 1 38V 0 69 PL 0 57V 0 28 PH High pressure MPa VL Low pressure MPa V Voltage V PH Detected Pressure High Side MPa PL Detected Pressure Low Side MPa VH Output Voltage High Side VDC VL Output Voltage Low Side VDC ...

Страница 422: ... inverter PCB Check the power semiconductors mounted on the inverter PCB by the use of a multiple tester Items to be prepared 1 Multiple tester Prepare the digital type of multiple tester with diode check function Preparation 1 Turn OFF the power supply Then after a lapse of 10 minutes or more make measurement of resistance 1 To make measurement disconnect all connectors and terminals Inverter PCB...

Страница 423: ...Criterion It may take time to determine the voltage due to capacitor charge or else Not less than 0 3V including U C Tester terminal When using the digital type of multiple tester make measurement in diode check mode The following abnormalities are also doubted besides the PC board abnormality z Faulty compressor ground fault ground leakage z Faulty fan motor ground leakage There needs to be none ...

Страница 424: ...Method of Replacing The Inverter s Power Transistors Modules SiEN18 622 412 Troubleshooting ...

Страница 425: ...iEN18 622 Appendix 413 Part 9 Appendix 1 Piping Diagrams 414 1 1 Outdoor Units 414 1 2 BP Units 415 1 3 Indoor Units 416 2 Wiring Diagrams 422 2 1 Outdoor Units 422 2 2 BP Units 424 2 3 Indoor Units 426 ...

Страница 426: ...ch Double pipe heat exchanger Filter Filter SP Solenoid valve Service port ACCUMULATOR Filter Heat exchanger Electronic expansion valve Four way valve Filter High pressure sensor Capillary tube Capillary tube Filter Electronic expansion valve Solenoid valve Compressor Service port Low pressure sensor SP Pressure regulating valve Stop valve With service port on field piping side ø7 9mm flare connec...

Страница 427: ... Indoor unit Room A Room B 6 4CuT 6 4CuT Room A Room B Gas Liquid 3D048286B Refrigerant flow Outdoor unit Outdoor unit 9 5CuT 19 1CuT Heating Cooling Filter Filter EXPANSION VALVE BYPASS ELECTRONIC EVH Expansion valve Room C Expansion valve Room B Expansion valve Room A Electronic Electronic Electronic EV EV EVA B C Filter Filter Filter Thermistor DGB Thermistor DGA Thermistor DGC Thermistor DLA T...

Страница 428: ...nger Refrigerant flow 6 4CuT 6 4CuT 4D050757A Cooling 9 5CuT 6 4CuT 7 9CuT M 6 4CuT 7 0CuT 9 5CuT 6 4CuT 6 4CuT 4D047912E Field piping Field piping Maffler assy Cross flow fan Fan motor Thermistor on heat exch Indoor unit Heat exchanger Refrigerant flow Cooling Heating 12 7CuT M 7 9CuT 12 7CuT 6 4CuT 4D054932 Field piping Field piping Cross flow fan Fan motor Thermistor on heat exch Indoor unit He...

Страница 429: ...Heating CuT 6 4CuT 6 4CuT CuT M CDKS35CVMB CDXS25CVMA CDXS35CVMA FDXS25CVMB FDXS35CVMB FDXS25EAVMB FDXS35EAVMB CDKS25CVMA CDKS50CVMA CDKS60CVMA CDXS50DVMT CDXS60DVMT CDKS50DVMT CDKS60DVMT CDKS35CVMA CDXS25DVMT CDXS35DVMT CDKS25DVMT CDKS35DVMT CDXS35CVMB CDKS25CVMB CDXS25CVMB CDKS60CVMB CDXS50CVMA CDXS60CVMA CDXS60CVMB CDKS50CVMB CDXS50CVMB 12 7 9 5 FDKS25CVMB FDKS35CVMB FDXS25CAVMB FDXS35CAVMB FDK...

Страница 430: ...5CuT M 4D048722A Field piping Field piping Sirocco flow fan Fan motor Thermistor on heat exch Indoor unit Heat exchanger Refrigerant flow Cooling Heating 6 4CuT 12 7CuT 9 5CuT 12 7CuT M 4D048724A Field piping Field piping Sirocco flow fan Fan motor Thermistor on heat exch Indoor unit Heat exchanger Refrigerant flow Cooling Heating ...

Страница 431: ...fan Fan motor Indoor unit Heat exchanger Refrigerant flow Cooling Heating Cross flow fan Fan motor Single union joint Thermistor on heat exch 12 7CuT 6 4CuT 9 5CuT 9 5CuT M M 4 8CuT 4 8CuT 7 0CuT 7 0CuT 7 0CuT 7 0CuT 4D020911D Field piping Field piping Cross flow fan Fan motor Indoor unit Heat exchanger Refrigerant flow Cooling Heating Muffler Thermistor on heat exch Cross flow fan Fan motor Muffl...

Страница 432: ...nger C 4D039335 Indoor heat exchanger Field piping Field piping C1220T 0 C1220T 0 6 4 6 4 9 5 φ φ 12 7 15 9 9 5 To Outdoor unit Indoor unit MODEL 4D037995F FHQ35BUV1B FHQ35BVV1B FCQ35BVE FHQ50 60BUV1B FHQ50 60BVV1B FCQ50 60BVE FBQ60BV1 FBQ60BVL FUQ71 100 125BUV1B FUQ71 100 125BVV1B FHQ71 100 125BUV1B FHQ71 100 125BVV1B FAQ71 100BUV1B FAQ71 100BVV1B FXUQ70 100 125MV1 FHQ71 100 125BAV3B FCQ71 100 12...

Страница 433: ...71 100 125BUV1B FHQ71 100 125BVV1B FAQ71 100BUV1B FAQ71 100BVV1B FXUQ70 100 125MV1 FHQ71 100 125BAV3B FCQ71 100 125 140DV3B FCQ71 100 125 140DAV3B FCQ71BVE FBQ71BV1 FBQ71BVL Indoor heat exchanger Field piping Field piping C1220T 0 C1220T 0 6 4 6 4 9 5 φ φ 12 7 15 9 9 5 To Outdoor unit Indoor unit MODEL 4D037995F FHQ35BUV1B FHQ35BVV1B FCQ35BVE FHQ50 60BUV1B FHQ50 60BVV1B FCQ50 60BVE FBQ60BV1 FBQ60B...

Страница 434: ... 7 Colors BLU Blue BRN Brown GRN Green RED Red WHT White YLW Yellow ORG Orange R2T Solenoid valve 4 Way valve R3T Diode module Selector switch Fan cool Heat S2S Power module Pilot lamp Service monitor orange R7T Y1S X2M R6T Terminal strip Control K2R Y2S Thermistor M1C Discharge Magnetic relay Y2S Y3S R2 E1HC rinted circuit board C H Selector C1 4 Magnetic relay Thermistor Fin Y1E S1NPH L1R HAP Ma...

Страница 435: ...L BLU M2F M1C Power supply V1A 220 240V 50Hz VLT 220V 60Hz RED K4R X37A Note 4 H5P X205A BS3 K1M X107A M1F X25A Z5C N 4 S1PH t X18A X17A DS1 U W V 3D051732C Movable connector Fixed connector Protective earth screw Noiseless earth To out D unit Solenoid valve 4 way valve Solenoid valve Hot gas Solenoid valve U L circuit C H Selector Selector switch fan cool heat Selector switch Cool Heat Connector ...

Страница 436: ...M Y1E Y3E TRANSFORMAR TERMINAL STRIP MOTOR OPERATED VALVE COIL 3D048438 ROOM A ROOM B ROOM C INDOOR INDOOR INDOOR FIELD WIRING 3 3 3 2 2 2 1 1 1 PCB OFF X3M X4M X5M 3 3 2 2 3 2 1 1 1 2 3 4 1 TRANSMISSION TRANSMISSION TRANSMISSION DS2 CIRCUIT CIRCUIT CIRCUIT H3P H4P H2P H5P H1P E1 LEDA LED2 LED3 LED4 LED1 DLA R1T t DGA R2T 3 15A F2U t DLB R3T t DGB R4T T201R t DLC R5T t DGC R6T t WHT X90A 12 1 WHT ...

Страница 437: ...L STRIP MOTOR OPERATED VALVE COIL PILOT LAMP THERMISTOR DIP SWITCH ROOM B ROOM A ROOM C INDOOR INDOOR INDOOR FIELD WIRING 3 3 3 2 2 2 1 1 1 PCB OFF X3M X4M X5M 2 3 2 2 3 3 1 1 1 3 4 2 1 TRANSMISSION TRANSMISSION TRANSMISSION DS2 CIRCUIT CIRCUIT CIRCUIT H2P H3P H4P H5P H1P E1 LEDA LED2 LED4 LED3 LED1 DLA R1T t DGA R2T 3 15A F2U t DLB R3T t DGB R4T T201R t DLC R5T t DGC R6T t WHT X90A 12 1 WHT YLW R...

Страница 438: ...F FG M X1M 3 2 1 FIELD WIRING 3 2 1 OUTDOOR RED ORG YLW PNK BLU WHT BRN RED BLU ORG GRN WHT RED BLK YLW CAUTION NOTE THAT OPERATION WILL RESTART AUTOMATICALLY IF THE MAIN POWER SUPPLY IS TURNED OFF AND THEN BACK ON AGAIN INFRARED REMOTE CONTROL INTELLIGENT EYE SENSOR RECTIFIER TRANSMISSION CIRCUIT SIGNAL RECEIVER FG FRAME GROUND F1U FUSE H1P H3P PILOT LAMP M1F FAN MOTOR M1S SWING MOTOR PCB1 PCB4 P...

Страница 439: ...IS TURNED OFF AND THEN BACK ON AGAIN FRAME GROUND FUSE HARNESS PILOT LAMP FAN MOTOR SWING MOTOR PRINTED CIRCUIT BOARD THERMISTOR CONNECTOR OPERATION SWITCH TERMINAL STRIP PROTECTIVE EARTH PCB4 PCB3 PCB5 LED1 H1P R1T t S37 S38 LED2 H2P LED3 H3P PCB2 S27 S36 S1W S26 S35 S21 S29 S28 PCB1 R2T S32 t RECTIFIER 1 RED M1S M S6 ORG YLW PNK 5 BLU 1 BRN RED M2S S8 M ORG YLW 7 1 3 15A S1 PNK 6 Fu BLU WHT BRN ...

Страница 440: ...1 WHT YLW C1 3 15A F1U Q1M M1F V1TR S1W X1M Z1C H1P H3P R1T R2T PCB1 PCB2 S1 S32 RTH1 GND H2 H3 H1 Z1C N 2 GRN GRN WHT BLK RED YLW YLW X1M 2 3 1 CAUTION FIELD WIRING 2 3 1 outdoor 3D045012K SIGNAL RECEIVER TERMINAL FOR CENTRALIZED CONTROL INFRARED REMOTE CONTROL TRANSMISSION CIRCUIT NOTE THAT OPERATION WILL RESTART AUTOMATICALLY IF THE MAIN POWER SUPPLY ISTURNED OFF AND THEN BACK ON AGAIN PROTECTI...

Страница 441: ...ON AGAIN PROTECTIVE EARTH RUNNING CAPACITOR FUSE PILOT LAMP FAN MOTOR SWING MOTOR PRINTED CIRCUIT BOARD THERMISTOR CONNECTOR OPERATION SWITCH SW7 TERMINAL STRIP indoor H1P S1W S2W 4 S4W M2S H2P M1S PCB4 PCB3 H3P RECEIVER SIGNAL M M L1S S24 S42 S26 S41 S23 S25 S6 PCB2 S31 R1T S21 S32 R2T HA 3 15A FU S7 S302 S203 S201 S301 H3 H2 H1 S44 S43 S8 S204 S202 PCB1 M M M2F M1F FG GRN WHT BLK RED S4W S6 S302...

Страница 442: ...COMBINATION SYSTEM CONFIRM ENGINEERING MATERIALS AND CATALOGS ETC BEFORE CONNECTING 5 GROUND THE SHIELD OF THE REMOTE CONTROL CORD TO THE INDOOR UNIT IN CASE OF USING SHIELD WIRE 6 SYMBOLS SHOW AS FOLLOWS RED RED BLK BLACK WHT WHITE YLW YELLOW PRP PURPLE GRY GRAY BLU BLUE CONNECTOR DISCRIMINATION COLOUR FOR COMPONENTS CONNECTOR COLOUR FOR COMPONENTS CONNECTOR COLOUR FOR PRINTED CIRCUIT BOARD WIRED...

Страница 443: ...BINATION SYSTEM CONFIRM ENGINEERING MATERIALS AND CATALOGS ETC BEFORE CONNECTING 5 GROUND THE SHIELD OF THE REMOTE CONTROL CORD TO THE INDOOR UNIT IN CASE OF USING SHIELD WIRE 6 SYMBOLS SHOW AS FOLLOWS RED RED BLK BLACK WHT WHITE YLW YELLOW PRP PURPLE GRY GRAY BLU BLUE 7 CONFIRM THE METHOD OF SETTING THE SELECTOR SWITCH SS1 SS2 BY INSTALLATION MANUAL AND ENGINEERING DATA ETC PRINTED CIRCUIT BOARD ...

Страница 444: ...ACCORDANCE WITH THE ATTACHED INSTALLATION MANUAL 4 REMOTE CONTROL MODEL VARIES ACCORDING TO THE COMBINATION SYSTEM CONFIRM ENGINEERING MATERIALS AND CATALOGS ETC BEFORE CONNECTING 5 SYMBOLS SHOW AS FOLLOWS RED RED BLK BLACK WHT WHITE YLW YELLOW GRN GREEN GRY GRAY BLU BLUE ORG ORANGE 6 CONFIRM THE METHOD OF SETTING THE SELECTOR SWITCH SS1 BY INSTALLATION MANUAL AND ENGINEERING MATERIALS ETC 7 GROUN...

Страница 445: ...EN THE WIRELESS REMOTE CONTROL KIT IS BEING USED 5 REMOTE CONTROL MODEL VARIES ACCORDING TO THE COMBINATION SYSTEM CONFIRM ENGINEERING MATERIALS AND CATALOGS ETC BEFORE CONNECTING 6 IN CASE INSTALLING THE DRAIN PUMP M1P REMOVE THE JUMPER CONNECTOR OF X15A AND EXECUTE THE ADDITIONAL WIRING FOR FLOAT SWITCH AND DRAIN PUMP 7 SYMBOLS SHOW AS FOLLOWS RED RED BLK BLACK WHT WHITE YLW YELLOW PRP PURPLE GR...

Страница 446: ...Wiring Diagrams SiEN18 622 434 Appendix ...

Страница 447: ... fan motor connector output check 330 350 Hall IC check 332 limit switch continuity check 330 power supply waveforms check 358 thermistor resistance check 331 351 check for causes of drop in low pressure 405 check for causes of rise in high pressure 404 check for fan motor connector 406 check operation 149 169 check operation not executed 391 CJ 346 compressor motor lock 364 compressor PI control ...

Страница 448: ...outdoor unit 152 forced fan on 179 forced operation ON OFF switch 60 freeze up protection control 111 134 freeze up protection control or high pressure control 323 FU 69 FU1 60 62 64 66 function outline skyair 132 functional parts layout 87 functions 2 fuse 60 62 64 69 H H1P 56 59 H2P 56 59 H3P 56 59 H4P 56 59 H5P 56 59 H6P 56 H7P 56 H8P 56 H9 370 HA 60 62 Hall IC 120 325 326 Hall IC check 332 HAP...

Страница 449: ...t exchanger thermistor R3T 344 malfunction of high pressure sensor 376 malfunction of indoor unit fan motor 338 malfunction of inverter radiating fin temperature rise 379 malfunction of inverter radiating fin temperature rise sensor 385 malfunction of low pressure sensor 377 malfunction of moving part of electronic expansion valve 366 malfunction of outdoor unit fan motor 365 malfunction of PCB 37...

Страница 450: ...on 105 R refrigerant circuit 84 refrigerant flow for each operation mode 88 refrigerant overcharged 369 refrigerant recovery mode 168 remote control 307 remote control thermistor 346 remote control thermostat 139 restart standby 105 RTH1 60 62 64 S S1 60 62 64 S201 69 S202 69 S203 69 S204 69 S21 60 62 64 66 69 S23 69 S24 66 69 S25 66 69 S26 60 62 64 66 69 S27 60 62 66 S28 60 62 S29 60 62 S301 69 S...

Страница 451: ...04 troubleshooting with the operation lamp 303 U U 54 U0 387 U2 389 U3 391 U4 355 392 U5 347 394 U8 348 395 U9 396 UA 349 398 UC 399 UE 400 UF 402 UH 403 UJ 357 unit No change 179 V V 54 V1 60 62 64 66 69 vacuuming mode 168 varistor 60 62 64 W W 54 wide angle louvers 119 wireless address switch SS2 175 wiring diagrams 422 X X106A 54 X107A 54 X10A 72 75 78 X111A 54 X11A 54 72 75 78 X12A 54 X13A 54 ...

Страница 452: ...SiEN18 622 vi Index ...

Страница 453: ...g by dip switches 152 wired remote control 171 infrared remote control 172 freeze up protection control 111 134 freeze up protection control or high pressure control 323 full closing of electronic expansion valves 116 function outline 132 functional parts layout 87 H Hall IC check 332 high pressure protection control 107 high voltage of capacitor in main inverter circuit 384 HOME LEAVE operation 1...

Страница 454: ...CDXS25 35EAVMT 417 FBQ60 71BV1 421 FBQ60 71BVL 421 FCQ35 50 60 71BVE 420 FDKS25 35CAVMB 417 FDKS25 35EAVMB 417 FDKS50 60CVMB 417 FDXS25 35 50 60CVMA 417 FFQ25 35 50 60B8V1B 420 FHQ35 50 60BVV1B 421 FLXS25 35BVMA 418 FLXS50 60BVMA 418 FTKS20 25 35DVMA 416 FTKS25 35DVM 416 FTKS25 35EVMA 416 FTKS50 60BVMA8 416 FTKS50 60BVMB 416 FTKS50 60FVMA 416 FTKS71BVMA8 417 FTKS71BVMB 417 FTKS71FVMA 417 FTXS20 25...

Страница 455: ... infrared remote control field setting 172 wiring diagrams BPMKS967A2 424 BPMKS967A3 424 BPMKS967B2B 425 BPMKS967B3B 425 CDKS25 35 50 60CVMA 428 CDKS25 35EAVMA 428 CDXS25 35 50 60CVMA 428 CDXS25 35 50 60DVMT 428 CDXS25 35EAVMA 428 CDXS25 35EAVMT 428 FBQ60 71BV1 432 FBQ60 71BVL 432 FCQ35 50 60 71BVE 431 FDKS25 35CAVMB 428 FDKS25 35EAVMB 428 FDKS50 60CVMB 428 FDXS25 35 50 60CVMA 428 FFQ25 35 50 60B8...

Страница 456: ...th the European regulations that guarantee the safety of the product SiEN18 622 02 2007 Prepared in Belgium by Lannoo Copyright Daikin The present publication is drawn up by way of information only and does not constitute an offer binding upon Daikin Europe N V Daikin Europe N V has compiled the content of this publication to the best of its knowledge No express or implied warranty is given for th...

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