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Indoor Unit (Part-E)

FILE NO. SVM-10050

402

405

401

403

412

404

407

413

411

Location

Part

Location

Part

No.

401

43T50308

SENSOR HEAT EXCHANGER

407

43T69721

PC BOARD ASSY

402

43T60331

TERMINAL; 3P

(18SKV-E,18SKV2-E,18SKV-A,18SKV-ND)

403

43T69320

TEMPERATURE SENSOR

407

43T69722

PC BOARD ASSY (22SKV2-E,22SKV-A,

(Made in Thailand)

22SKV-E,22SKV-ND)

404

43T62003

CORD CLAMP (Made in Thailand)

407

43T69723

PC BOARD ASSY (18SKVR-E, 18SKVR-A)

405

43T69736

PC BOARD ASSY,WRS-LED

407

43T69724

PC BOARD ASSY (22SKVR-E, 22SKVR-A)

(Made in Thailand) (18,22SKV-E,

411

43T51308

SWITCH ASSY,MICRO

(18,22SKV2-E,18,22SKV-A, 18,22SKV-ND)

(18,22SKVR-E,18,22SKVR-A)

405

43T69737

PC BOARD ASSY,WRS-LED

412

43T21397

LOUVER MOTOR (Made in Thailand)

(18,22SKVR-E, 18,22SKVR-A)

413

43T60386

MOTOR CORD (Made in Thailand)

Description

Содержание 22SAV-E2

Страница 1: ...T TYPE SERVICE MANUAL Indoor Unit High Wall Heat Pump Type RAS 18 22SKV E RAS 18 22SKVR E RAS 18 22SKV2 E RAS 18 22SKV A Outdoor Unit Heat Pump Type RAS 18 22SAV E2 RAS 18 22SAV2 E RAS 18 22SKVR A RAS 18 22SKV ND RAS 18 22SAV2 A FILE NO SVM 10050 1 ...

Страница 2: ...0 5 WIRING DIAGRAM 23 6 SPECIFICATIONS OF ELECTRICAL PARTS 24 7 REFRIGERANT CYCLE DIAGRAM 25 8 CONTROL BLOCK DIAGRAM 28 9 OPERATION DESCRIPTION 31 10 INSTALLATION PROCEDURE 56 11 HOW TO DIAGNOSE THE TROUBLE 69 12 HOW TO REPLACE THE MAIN PARTS 93 13 EXPLODED VIEWS AND PARTS LIST 110 FILE NO SVM 10050 ...

Страница 3: ...nd installation tools are different from those used for the conventional refrigerant units Accordingly special tools are required for the new refrigerant R410A units For connecting pipes use new and clean piping materials with high pressure fittings made for R410A only so that water and or dust does not enter Moreover do not use the existing piping because there are some problems with pressure fit...

Страница 4: ...d electrician in accordance with the Installa tion Manual Make sure the air conditioner uses an exclusive circuit An insufficient circuit capacity or inappropriate installation may cause fire When wiring use the specified cables and connect the terminals securely to prevent external forces applied to the cable from affecting the terminals Be sure to provide grounding Do not connect ground wires to...

Страница 5: ...oller holder Pan head wood screw Plasma air purifier Installation manual Owner s manual Outdoor unit Drain nipple RAS 18SKV E RAS 22SKV E RAS 18SAV E2 RAS 22SAV E2 5 0 6 0 1 1 6 0 1 2 6 7 5 8 7 0 0 8 6 3 1 0 7 5 1 Ph 50Hz 220 240V 1 Ph 60Hz 220 230V Cooling Heating Cooling Heating 0 30 0 28 0 30 0 28 0 38 0 35 0 38 0 35 40 40 50 50 60 60 60 60 Cooling Heating Cooling Heating 6 40 5 87 6 98 6 40 8 ...

Страница 6: ... Pan head wood screw Plasma air purifier Installation manual Owner s manual Outdoor unit Drain nipple RAS 18SKVR E RAS 22SKVR E RAS 18SAV E2 RAS 22SAV E2 5 0 6 0 1 1 6 0 1 2 6 7 5 8 7 0 0 8 6 3 1 0 7 5 1 Ph 50Hz 220 240V 1 Ph 60Hz 220 230V Cooling Heating Cooling Heating 0 30 0 28 0 30 0 28 0 38 0 35 0 38 0 35 40 40 50 50 60 60 60 60 Cooling Heating Cooling Heating 6 40 5 87 6 98 6 40 8 93 8 19 9 ...

Страница 7: ... Remote controller holder Pan head wood screw Plasma air purifier Installation manual Owner s manual Outdoor unit Drain nipple RAS 18SKV2 E RAS 22SKV2 E RAS 18SAV2 E RAS 22SAV2 E 5 0 6 0 1 1 6 0 1 2 6 7 5 8 7 0 0 8 6 3 1 0 7 5 1 Ph 50Hz 220 240V 1 Ph 60Hz 220 230V Cooling Heating Cooling Heating 0 30 0 28 0 30 0 28 0 38 0 35 0 38 0 35 40 40 50 50 60 60 60 60 Cooling Heating Cooling Heating 6 40 5 ...

Страница 8: ...t Accessory Remote controller holder Pan head wood screw Plasma air purifier Installation manual Owner s manual Outdoor unit Drain nipple RAS 18SKV A RAS 22SKV A RAS 18SAV2 A RAS 22SAV2 A 5 0 6 0 1 1 6 0 1 2 6 7 5 8 7 0 0 8 6 3 1 0 7 5 1 Ph 50Hz 220 240V Cooling Heating Cooling Heating 0 30 0 28 0 30 0 28 0 38 0 35 0 38 0 35 40 40 50 50 60 60 60 60 Cooling Heating Cooling Heating 6 40 5 87 6 98 6 ...

Страница 9: ...essory Remote controller holder Pan head wood screw Plasma air purifier Installation manual Owner s manual Outdoor unit Drain nipple RAS 18SKVR A RAS 22SKVR A RAS 18SAV2 A RAS 22SAV2 A 5 0 6 0 1 1 6 0 1 2 6 7 5 8 7 0 0 8 6 3 1 0 7 5 1 Ph 50Hz 220 240V Cooling Heating Cooling Heating 0 30 0 28 0 30 0 28 0 38 0 35 0 38 0 35 40 40 50 50 60 60 60 60 Cooling Heating Cooling Heating 6 40 5 87 6 98 6 40 ...

Страница 10: ...Remote controller holder Pan head wood screw Plasma air purifier Installation manual Owner s manual Outdoor unit Drain nipple RAS 18SKV ND RAS 22SKV ND RAS 18SAV2 E RAS 22SAV2 E 5 0 6 0 1 1 6 0 1 2 6 7 5 8 7 0 0 8 6 3 1 0 7 5 1 Ph 50Hz 220 240V 1 Ph 60Hz 220 230V Cooling Heating Cooling Heating 0 30 0 28 0 30 0 28 0 38 0 35 0 38 0 35 40 40 50 50 60 60 60 60 Cooling Heating Cooling Heating 6 40 5 8...

Страница 11: ...peration Characteristic Curve Cooling Heating 2 3 Capacity Variation Ratio According to Temperature Cooling Heating RAS 22SKV2 E RAS 22SKV A RAS 22SKVR A RAS 22SKV ND RAS 18SKV2 E RAS 18SKV A RAS 18SKVR A RAS 18SKV ND RAS 22SKV2 E RAS 22SKV A RAS 22SKVR A RAS 22SKV ND RAS 22SKV E RAS 22SKVR E RAS 18SKV2 E RAS 18SKV A RAS 18SKVR A RAS 18SKV ND RAS 18SKV E RAS 18SKVR E RAS 18SKV2 E RAS 18SKV A RAS 1...

Страница 12: ... in the refrigeration cycle may become abnormally high so that a rupture or personal injury may be caused 5 After completion of installation work check to make sure that there is no refrigeration gas leakage If the refrigerant gas leaks into the room coming into contact with fire in the fan driven heater space heater etc a poisonous gas may occur 6 When an air conditioning system charged with a la...

Страница 13: ...water or dust does not enter the pipe interior that no other oil than lubricating oils used in the installed air water heat pump is used and that refrigerant does not leak When using lubricating oils in the piping processing use such lubricating oils whose water content has been removed When stored be sure to seal the container with an airtight cap or any other cover 1 Flare processing procedures ...

Страница 14: ...ter diameter mm mm 1 4 6 35 0 8 3 8 9 52 0 8 1 2 12 70 0 8 5 8 15 88 1 0 A mm Flare tool for R22 clutch type 0 to 0 5 0 to 0 5 0 to 0 5 0 to 0 5 Conventional flare tool Clutch type Wing nut type 0 5 to 1 0 1 0 to 1 5 0 5 to 1 0 1 0 to 1 5 0 5 to 1 0 1 5 to 2 0 0 5 to 1 0 1 5 to 2 0 Nominal Outer diameter Thickness diameter mm mm 1 4 6 35 0 8 3 8 9 52 0 8 1 2 12 70 0 8 5 8 15 88 1 0 Dimension mm A ...

Страница 15: ...3 2 7 shows reference values NOTE When applying oil to the flare surface be sure to use oil designated by the manufacturer If any other oil is used the lubricating oils may deteriorate and cause the compressor to burn out Table 3 2 7 Tightening torque of flare for R410A Reference values Nominal Outer diameter Thickness diameter mm mm 1 4 6 35 0 8 3 8 9 52 0 8 1 2 12 70 0 8 5 8 15 88 1 0 3 4 19 05 ...

Страница 16: ...s the tools exclusive for R410A and their interchangeability Tools exclusive for R410A The following tools for R410A are required Tools whose specifications are changed for R410A and their interchangeability Note 1 When flaring is carried out for R410A using the conventional flare tools adjustment of projection margin is necessary For this adjustment a copper pipe gauge etc are necessary Note 2 Ch...

Страница 17: ...d the connecting port of the electronic balance and charge liquid refrigerant Indoor unit Outdoor unit Opened Opened Refrigerant cylinder with siphon Check valve Open close valve for charging Electronic balance for refrigerant charging Opened Closed Service port 3 4 Recharging of Refrigerant When it is necessary to recharge refrigerant charge the specified amount of new refrigerant according to th...

Страница 18: ... of silver and copper It is used to join iron copper or copper alloy and is relatively expensive though it excels in solderability 2 Phosphor bronze brazing filler Phosphor bronze brazing filler is generally used to join copper or copper alloy 3 Low temperature brazing filler Low temperature brazing filler is generally called solder and is an alloy of tin and lead Since it is weak in adhesive stre...

Страница 19: ...a flux which does not contain chlorine 3 When adding water to the flux use water which does not contain chlorine e g distilled water or ion exchange water 4 Remove the flux after brazing 3 5 3 Brazing As brazing work requires sophisticated techniques experiences based upon a theoretical knowledge it must be performed by a person qualified In order to prevent the oxide film from occurring in the pi...

Страница 20: ... plate hanger Installation plate hanger Connecting plate 0 39m For 18 22 series Flare Ø12 70mm Drain hose 0 5mm Hanger Hanger Hanger Center line Instrallation plate outline Connecting pipe 0 49m Flare Ø6 35mm Air ionizer Air inlet Plasma air purifier Knock out system Knock out system FILE NO SVM 10050 RAS 18SKVR A RAS 22SKVR A RAS 18SKVR E RAS 22SKVR E 19 157 Wireless remote controller 56 26 125 6...

Страница 21: ...plate hanger Connecting plate 0 39m For 18 22 series Flare Ø12 70mm Drain hose 0 5mm Connecting pipe 0 49m Flare Ø6 35mm Air inlet Knock out system Knock out system Hanger Hanger Center line Instrallation plate outline Hanger 19 157 Wireless remote controller 56 26 125 63 Remote controller holder RAS 18SKV A RAS 22SKV A RAS 18SKV E RAS 22SKV E RAS 18SKV2 E RAS 22SKV2 E RAS 18SKV ND RAS 22SKV ND FI...

Страница 22: ...er Liquid side Flare 6 35 Ø Flare 12 7 Gas side Service port 2 11 x 14 Long holes For 8 10 anchor bolt Installation dimension Air outlel 100 or more 100 or more 600 or more 600 or more Air intlel Ø Ø Ø Ø6 hole 86 Ø6 hole Ø11x14 hole R15 28 A 320 R5 5 36 108 125 50 137 92 5 4 600 320 90 600 90 275 290 550 Ø 436 Z R15 50 36 2 320 342 69 2 R5 5 x 17L Ushape For 8 10 anchor bolt FILE NO SVM 10050 ...

Страница 23: ...250V Power Relay Relay DB01 DB02 C12 C14 C13 YEL P21 BRW P20 R220 R219 PMV Discharge pipe Temp Sensor TD 3 2 1 3 2 1 Condenser pipe Temp Sensor TE 2 1 2 1 Thermo Sensor TA 1 2 1 2 CN62 BLU Heat Exchanger Sensor TC 1 2 1 2 CN42 WHI CN01 CN02 CN51 1 2 1 2 3 4 3 4 Outdoor Temp Sensor TO 2 1 2 1 R321 R320 R319 P19 P18 Reactor Reactor Coil for 4 way Valve Indoor Terminal Block Wireless Unit Assembly MC...

Страница 24: ...rge temp sensor TD sensor Outside air temp sensor TO sensor Heat exchanger temp sensor TE sensor Terminal block 5P Compressor Coil for PMV Model name CH 57 ICF 140 43 4R Inverter attached Inverter attached Inverter attached Inverter attached DA130A1F 27F DA150A1F 20F CAM MD12TCTH 2 Rating L 10mH 16A DC140V 43W 10kΩ 25 C 62kΩ 20 C 10kΩ 25 C 10kΩ 25 C 20A AC250V 3 phases 4 poles 1100W DC12V AC220 24...

Страница 25: ... Allowable height difference 10m Allowable pipe length P Pressure measurement Gauge attaching port Vacuum pump connecting port Strainer Pulse Modulating valve at liquid side CAM B22YGTF 3 TD 4 way valve STF 0108Z Compressor DA130A1F 27F Propeller fan Refrigerant amount 1 40kg OUTDOOR UNIT TC TA Outdoor heat exchanger Split capillary 2 dia 1 2 80 TE Muffler Muffler Accumulater tank Deoxidized coppe...

Страница 26: ...OR UNIT INDOOR UNIT T1 Temp measurement Indoor heat exchanger Cross flow fan TC TA Deoxidized copper pipe Outer dia 12 7mm Thickness 0 8mm Sectional shape of heat insulator P Pressure measurement Gauge attaching port Vacuum pump connecting port Deoxidized copper pipe Outer dia 6 35mm Thickness 0 8mm TD 4 way valve STF 0213Z Compressor DA150A1F 20F Muffler Muffler Accumulater tank TS Propeller fan ...

Страница 27: ... to 1 1 High 77 2 5 to 2 6 2 5 to 2 6 2 6 to 2 8 2 6 to 2 8 40 to 42 1 to 3 40 to 42 1 to 3 42 to 44 0 to 2 42 to 44 0 to 2 High High Temperature condition C Indoor Outdoor Model name RAS 18SKVR E Standard pressure P MPa Heat exchanger pipe temp T1 C T2 C Indoor fan mode High High High Outdoor fan mode High High High Compressor revolution rps 79 79 84 18SKV E 18SKV2 E 18SKV A 18SKV ND 18SKVR A 22S...

Страница 28: ...t Exchanger Sensor Tc Room Temperature Sensor Ta Infrared Rays Signal Receiver and Indication Initializing Circuit Power Supply Circuit Converter D C circuit Noise Filter Clock Frequency Oscillator Circuit M C U From Outdoor Unit 220 240V 50Hz 220 230V 60Hz Serial Signal Transmitter Receiver Serial Signal Communication Operation Command and Information Indoor Unit Control Unit Louver Motor Drive C...

Страница 29: ...Processing Temperature Processing Timer Serial Signal Communication Clean Function Heat Exchanger Sensor Tc Room Temperature Sensor Ta Infrared Rays Signal Receiver and Indication Initializing Circuit Power Supply Circuit Converter D C circuit Noise Filter Clock Frequency Oscillator Circuit M C U From Outdoor Unit 220 240V 50Hz 220 230V 60Hz Serial Signal Transmitter Receiver Serial Signal Communi...

Страница 30: ...oise Filter MCC5009 P C B PWM synthesis function Input current release control IGBT over current detect control Outdoor fan control High power factor correction control Inverter output frequency control A D converter function PMV control Discharge temp control 4 way valve control Signal communication to indoor unit PMV Pulse Motor Valve M C U Micro Control Unit Outdoor Fan motor Compressor OUTDOOR...

Страница 31: ...ontrol 2 Role of outdoor unit controller Receiving the operation command signal Serial signal from the indoor unit controller the outdoor unit performs its role Compressor operation control Operation control of outdoor fan motor PMV control 4 way valve control Detection of inverter input current and current release operation Over current detection and prevention operation to IGBT module Compressor...

Страница 32: ...porary operation 43 11 Air purifying control 43 Air purifying control Detection of abnormality 44 12 Pulse motor valve PMV control 45 13 Self Cleaning function 46 14 Remote Controller A or B selection 47 15 QUIET mode 48 16 COMFORT SLEEP 48 17 Short Timer 48 18 One Touch Comfort 49 19 Hi POWER Mode 49 20 FILTER Indicator 49 9 3 Auto Restart Function 50 9 3 1 How to Set the Auto Restart Function 50...

Страница 33: ...ifier Operation select COOL HEAT AUTO DRY Temperature setup Air direction Swing Air volume select AUTO LOW LOW MED MED HIGH ECO COMFORT SLEEP ON timer setup QUIET OFF timer setup PRESET Hi POWER ONE TOUCH Indoor unit control Command signal generating function of indoor unit operation Calculation function temperature calculation Activation compensation function of indoor fan Cold draft preventive f...

Страница 34: ...trolled in order to prevent lowering of the room temperature and to avoid air flow from blowing directly to persons Description 1 Detects the room temperature Ta when the operation started 2 Selects an operation mode from Ta in the left figure 3 Fan operation continues until an operation mode is selected 4 When AUTO operation has started within 2 hours after heating operation stopped and if the ro...

Страница 35: ...an speed level shown in Fig 2 and Table 1 according to the setup tempera ture room temperature and heat exchanger temperature Fig 1 Fan speed level WF WE WD WC WB WA W9 W8 W7 W6 W5 W4 W3 W2 W1 UH H M H M M M L L L L L L L L UL L UL UL SUL SUL SUL RAS 18SKV E Fan speed Air flow rate rpm m3 h 1100 991 1100 991 1090 980 1070 957 980 858 940 813 890 758 780 636 750 603 740 591 700 547 700 547 650 492 ...

Страница 36: ...stant speed shown in Fig 3 and Table 1 2 When setting the fan speed to AUTO on the remote controller revolution of the fan motor is controlled to the fan speed level shown in Fig 5 according to the set temperature and room temperature 3 Min air flow rate is controlled by temperature of the indoor heat exchanger Tc as shown in Fig 4 4 Cold draft prevention the fan speed is controlled by temperature...

Страница 37: ...ding to each operation mode by the conditions of outdoor temperature To and compressor revolution the speed of the outdoor fan shown in the table is selected In cooling operation Compressor speed rps To To To During ECO QUIET and comfort sleep When To is abnormal 22 1 50 3 50 3 MIN MAX MIN MAX MIN MAX f 6 f 9 f 8 f B f A f E f 5 f 9 f 7 f B f 9 f E f 3 f 7 f 5 f 9 f 7 f B f 1 f 3 f 1 f 7 f 3 f 9 f...

Страница 38: ...ing to the temperature difference the correction value of Hz signal which determines the compressor speed is set up 3 The rotating position and speed of the motor are detected by the electromotive force occurred on the motor winding with operation of the compressor 4 According to the difference resulted from comparison of the correction value of Hz signal with the present operation Hz the inverter...

Страница 39: ...on temperature and controls the compressor speed so that temperature of the heat exchanger does not exceed the specified value Description 1 When temperature of the indoor heat exchanger drops below 5 C the compressor speed is re duced P zone 2 When temperature of the indoor heat exchanger rises in the range from 6 C to under 7 C the compressor speed is kept Q zone 3 When temperature of the indoor...

Страница 40: ...ones 1 Stop operation of the compressor for 20 seconds 2 Invert ON 4 way valve 10 seconds after stop of the compressor 3 The outdoor fan stops at the same time when the compressor stops 4 When temperature of the indoor heat exchanger becomes 38 C or lower stop the indoor fan Finish of defrost operation Returning conditions from defrost operation to heating operation 1 Temperature of outdoor heat e...

Страница 41: ...tion mode COOL HEAT The set louver position is stored in memory by the microcomputer and the louver returns to the stored position when the next operation is performed Cooling heating memory position The angle of the louver is indicated as the horizontal angle is 0 1 Louver position in cooling operation 2 Louver position in heating operation Swing operation is performed in width 35 with the stop p...

Страница 42: ...6 5 6 0 5 5 5 0 4 5 4 0 3 5 3 0 2 5 2 0 1 5 1 0 0 5 TSC 0 5 1 0 2 0 A B C A B C 0 5 0 1 0 1 5 2 0 2 5 3 0 4 0 5 0 5 5 11 0 11 5 Room temp Set temp Compressor speed 0Hz A zone aHz B zone a to cHz C zone cHz 30 minutes Time Hz Cool min DRY max 10 49 10 50 FILE NO SVM 10050 12 DRY max COOL min 6 5 COOL min 11 DRY max COOL min 6 4 COOL min 10 DRY max COOL min 6 3 COOL min 9 DRY max COOL min 6 2 COOL m...

Страница 43: ...e air conditioner and the air purifier start operation The air ion generator operates linked with the air purifying operation Description 1 When pushing RESET button the temporary AUTO operation starts 2 When keeping RESET button pushed for 3 seconds or more Pi Pi Pi sound is heard and AUTO RESTART control is changed 3 When keeping RESET button pushed for 10 seconds or more Pi sound is heard and t...

Страница 44: ...as been detected while the air purifier is ON 4 When the electric dust collector has not been installed correctly Trouble case 2 or 3 is deemed to have occurred when the action concerned continues for more than one second 3 Operation The sequence that FILTER indicator is turned on are described in the left flowchart 1 When 1000H timer counts up the FILTER indicator keeps lighting even if the opera...

Страница 45: ...t the open degree of valve by super heat amount SH control 3 If the discharge temperature was excessively up adjust the open degree of valve so that it is in the range of set temperature Discharge temp control 4 When defrost operation is performed the open degree of valve is adjusted according to each setup conditions during preparation for defrost or during defrost operation 4 way valve is invers...

Страница 46: ...the specified period based on duration of the operation which was performed prior to the shutdown after which the Self Cleaning operation stops The Self Cleaning operation is not performed after a heating operation 2 Operation 1 When the stop signal from the remote controller or timer off function is received only the timer indicator light 2 The period of the Self Cleaning operation is determined ...

Страница 47: ...setting display Setting the remote controller To separate using of remote controller for each indoor unit in case of 2 air conditioner are installed nearly Remote Controller B Setup 1 Push RESET button on the indoor unit to turn the air conditioner ON 2 Point the remote controller at the indoor unit 3 Push and hold CHK button on the Remote Controller by the tip of the pencil 00 will be shown on th...

Страница 48: ...rs 1hr 3hr 5hr or 9hr If the COMFORT SLEEP button is pushed again means cancel comfort sleep mode Heating mode The preset temperature will drop down as shown on ECO operation Item No 9 Push the COMFORT SLEEP button to choose the operating hours Repeat pushing to setect the hours 1hr 3hr 5hr or 9hr If the COMFORT SLEEP button is pushed again means cancel comfort sleep mode 16 COMFORT SLEEP 17 Short...

Страница 49: ...ration Hi POWER mark is indicated on the display of the remote controller and the unit operates as follows 1 Automatic operation The indoor unit operates in according to the current operation 2 Cooling operation The preset temperature drops 1 degree The value of the preset temperature on the remote controller does not change The indoor unit s fan speed level increases 1 tap 3 Heating operation The...

Страница 50: ...unit is stand by Not operating When the unit is in operation Operation Push RESET button for more than 3 seconds Less than 10 seconds Motions The unit is in operation The green indicator is on The unit stops operating The green indicator is turned off After approx 3 seconds The unit beeps 3 times The green indicator flashes for 5 seconds If the unit is required to operate at this time push RESET b...

Страница 51: ...emote controller to turn it off When the system is operating Operation Push RESET button for more than 3 seconds Less than 10 seconds Motions The unit is in operation The green indicator is on The unit stops operating The green indicator is turned off After approx 3 seconds The unit beeps 3 times If the unit is required to operate at this time push RESET button once more or use the remote controll...

Страница 52: ...the typical consumer preferences in your region of the world The coutomised settings control temperature air flow strength air flow direction and other settings to provide you alternate contact with ONE TOUCH OF THE BUTTON If you prefer other settings you can select from the many other operation functions of your TOSHIBA unit Push ONE TOUCH Start the operaton 2 AUTOMATIC OPERATION To automatically...

Страница 53: ...energy except in DRY and FAN ONLY mode Push ECO Start and stop the operation Note Cooling operation the set temperature will increase automatically 1 degree hour for 2 hours maximum 2 degrees increase For heating operation the set temperature will decrease 8 TEMPORARY OPERATION In case of the misplaced or discharged remote controller Pushing the RESET button the unit can start or stop without usin...

Страница 54: ...5 time sec for 5 seconds Do not operate ON timer and OFF timer 2 Push and hold the RESET button on the indoor unit for 3 seconds to cancel the operation 3 beep sound but OPERATION lamp does not flash 12 QUIET OPERATION To operate at super low fan speed for quiet operation except in DRY mode Push QUIET Start and stop the operation Note Under certain conditions QUIET operation may not provide adequa...

Страница 55: ...operation starts Push the Hi POWER button to start and push it again to stop the operation 8 PRESET indicator Flashes for 3 seconds when the PRESET button is pushed during operation The mark is shown when holding down the button for more than 3 seconds while the mark is flashing Push another button to turn off the mark 9 ECO indicator Indicates when the ECO is in activated Push the ECO button to s...

Страница 56: ... Make sure to run the drain hose sloped downward Insert the cushion between the indoor unit and wall and tilt the indoor unit for better operation Cut the piping hole sloped slightly Bottom right Bottom left Do not allow the drain hose to get slack Loading Batteries 1 Remove the battery cover 2 Insert 2 new batteries AAA type following the and positions Before installing the wireless remote contro...

Страница 57: ... 2 2 Accessory and Installation Parts Attachment bolt arrangement of outdoor unit Secure the outdoor unit with the attachment bolts and nuts if the unit is likely to be exposed to a strong wind Use Ø8 mm or Ø10 mm anchor bolts and nuts If it is necessary to drain the defrost water attach drain nipple to the base plate of the outdoor unit before installing it D i a 2 5 m m Air outlet 600 mm Drain o...

Страница 58: ...ter Gas leakage detector Applicable to R22 model Changes As pressure is high it is impossible to measure by means of conventional gauge In order to prevent any other refrigerant from being charged each port diameter has been changed In order to increase pressure resisting strength hose materials and port size have been changed to 1 2 UNF 20 threads per inch When purchasing a charge hose be sure to...

Страница 59: ...nterference The location of the remote controller should be determined as shown below Fig 10 3 1 10 3 2 Drilling a Hole and Mounting Installation Plate Drilling a hole When install the refrigerant pipes from the rear Fig 10 3 2 1 After determining the pipe hole position on the installation plate ð drill the pipe hole Ø65 mm at a slight downward slant to the outdoor side NOTE When drilling into a w...

Страница 60: ...itioner NOTE Wire type More than 1 5 mm H07RN F or 60245IEC66 CAUTION This appliance can be connected to a main circuit breaker in either of the following two ways 1 Connection to fixed wiring A switch or circuit breaker which disconnects all poles and has a contact separation of at least 3 mm must be incorporated in the fixed wiring An approved circuit breaker or switch must be used 2 Connection ...

Страница 61: ...g it is necessary to relocate the drain hose and drain cap How to remove the drain cap Clip drain cap with needle nose pliers and pull out Fig 10 3 9 How to remove the drain hose The drain hose is secured in place by a screw Remove the screw securing the drain hose then pull out the drain hose Die cutting Front panel slit Changing drain hose Piping preparation Rear right Rear left Bottom left Left...

Страница 62: ...are posi tioned within 43 mm above the wall surface If the connecting pipes are positioned more than 43 mm above the wall surface the indoor unit may be unstable When bending the connecting pipe make sure to use a spring bender to avoid crushing the pipe Refer to the table below for the bending radius of each connection pipe Fig 10 3 15 NOTE If the pipe is incorrectly bent the indoor unit may be u...

Страница 63: ...ace for pipes Wall Drain guide Fig 10 3 21 FILE NO SVM 10050 Carefully arrange the pipes so that none of the pipes stick out of the rear plate of the indoor unit Carefully connect the auxiliary pipes and connecting pipes to each other and cut off the insulating tape wound on the connecting pipe to avoid double taping at the joint moreover seal the joint with the vinyl tape etc Since condensation c...

Страница 64: ...rain water does not cause any problems Precautions for adding refrigerant Use a scale having a precision with at least 10 g per index line when adding the refrigerant Do not use a bathroom scale or similar instrument Use liquid refrigerant when refilling the refrigerant Since the refrigerant is in liquid form it can fill quickly Therefore perform the filling operation carefully and insert the refr...

Страница 65: ...d drain off the water For the position where the drain nipple is installed refer to the installation diagram of the indoor and outdoor units Check that the outdoor unit is horizontal and route the drain hose at a downward sloped angle while ensuring that it is connected tautly Do not use ordinary garden hose but one can flatten and prevent water from draining Fig 10 4 3 Commercially available drai...

Страница 66: ... which uses R410A trouble with the refrigeration system may develop 1 Connect the charge hose from the manifold valve to the service port of the gas side packed valve 2 Connect the charge hose to the port of the vacuum pump 3 Open fully the low pressure side handle of the gauge manifold valve 4 Operate the vacuum pump to begin evacuating Perform evacuating for about 15 minutes if the piping length...

Страница 67: ...nning the wire from outdoor unit to indoor unit Size of wire and wiring method etc Every wire must be securely connected If incorrect or incomplete wiring is carried out fire or smoke may result Prepare the power supply for the exclusive use of the air conditioner This product can be connected to the main breaker Connection to fixed wiring A switch which disconnects all poles and has a contact sep...

Страница 68: ... this case the operation can be preserved by setting either one indoor unit or remote controller to B setting Both are set to A setting in factory shipment The remote controller signal is not received when the settings of indoor unit and remote controller are different There is no relation between A setting B setting and A room B room when connecting the piping and cables Remote controller A B sel...

Страница 69: ...se of touching parts on the P C board by hand The new inverter 3DV inverter will be incorporated starting with this unit 3DV 3 shunt Discrete Vector control The control circuitry has an uninsulated construction Fig 11 1 IGBT 6 FET 6 MCU Compressor Fan motor Shared potential Driver Driver Amplifier Amplifier No 1 2 3 4 5 6 7 8 9 10 Troubleshooting Procedure First Confirmation Primary Judgment Judgm...

Страница 70: ...s Do NOT lay the circuit board assembly flat Precautions when inspecting the control section of the outdoor unit NOTE A large capacity electrolytic capacitor is used in the outdoor unit controller inverter Therefore if the power supply is turned off charge charging voltage DC280 to 380V remains and discharging takes a lot of time After turning off the power source if touching the charging section ...

Страница 71: ...rated Increasing of compressor motor speed stops approx 30 seconds after operation started and then compressor motor speed increases again approx 30 seconds after In AUTO mode the operation mode is changed In HEAT mode the compressor motor speed does not increase up to the maxi mum speed or decreases before the temperature arrives at the set temperature Description The OPERATION lamp of the indoor...

Страница 72: ... operation of the air conditioner 3 When item B and C or item B and apart of item E occur concurrently priority is given to the block of item B OPERATION Green Flashing display 1 Hz OPERATION Green TIMER Yellow FILTER Orange Flashing display 5 Hz OPERATION Green FILTER Orange Flashing display 5 Hz OPERATION Green TIMER Yellow Flashing display 5 Hz OPERATION Green Flashing display 5 Hz Protective c...

Страница 73: ...e service mode is indicated on the display of the remote controller Push ON or OFF button If there is no fault with a code the indoor unit will beep once Beep and the display of the remote controller will change as follows The TIMER indicator of the indoor unit flashes continuously 5 times per 1 sec Check the unit with all 52 check codes to as shown in Table 11 4 1 Push ON or OFF button to change ...

Страница 74: ...oom Operation Flashes when 1 Check the sensor TA and connection board temperature sensor is continues error is detected 2 In case of the sensor and its short Circuit or disconnection connection is normal check the P C board TC sensor The heat Operation Flashes when 1 Check the sensor TC and connection exchanger temperature continues error is detected 2 In case of the sensor and its sensor of the i...

Страница 75: ...or unit open 4 The outdoor unit abnormal stop at circuit of signal some time Signal circuit of indoor If the other check codes are found P C board or outdoor concurrently check them together P C board is failure Check protector hardware such in some period as Hi Pressure switch Thermal Relay etc Check refrigerant amount or any possibility case which may caused high temperature or high pressure Che...

Страница 76: ...d when error is detected Flashes when trouble is detected on return serial signal and normal status when signal is reset Displayed when error is detected Displayed when error is detected Displayed when error is detected Judgment and action Even if trying operation again all operations stop immediately Replace P C board 1 Even if connecting lead wire of compressor is removed position detect circuit...

Страница 77: ...CN10 1 3 short circuit Item by symptoms Operation Check Item Considerable principle cause Measures Remote controller is defective Refer to 5 Troubleshooting for remote controller Unit operates normally Replace main P C board Replace fan motor Is fuse F01 of indoor control board blown Microcomputer is defective NO NO NO NO NO YES YES YES YES YES YES Point remote to digital camera Can see infrared r...

Страница 78: ...connector CN31 Check this condition within 15 seconds after starting unit Start to operate the indoor unit in except heating operation At this time is it possible to detect DC 1V or more between 5 and 3 of motor connector CN31 Is it possible to detect DC 294 325V between 1 and 3 of motor connector CN31 Motor connection condition Is it possible to detect DC 15V between 4 and 3 of motor connector CN...

Страница 79: ...evel to HIGH Is it possible to rotate cross flow fan by hand properly Fan motor operates normally Replace bearing of cross flow fan YES YES YES NO NO NO Does check cross flow fan bearing normal condition Replace indoor fan motor Peplace main P C board Does check display on remote show high Change the new PC board Does fan speed change Replace remote Replace motor NO NO NO YES YES YES 79 A B FILE N...

Страница 80: ...ore the P C board is also mounted to inside of the motor If the P C board is soldered imperfectly or the IC is defective the fan motor may automatically rotate by turning on power supply Inspection procedure 3 2 1 Remove the grille 3 2 2 Remove the cover terminal by release one screw 3 2 3 Check DC voltage with CN31 connector while the fan motor is rotating 1 Turn on breaker 2 After Fan motor oper...

Страница 81: ...tton Is transmission mark indicated Reciver P C board is defective Replace reciver P C board Replace batteries Replace remote controller Normal operation Remote controller is defective NO YES NO YES NO YES NO YES NO YES NO YES NO YES Push the button Does indoor unit beep and operate Reset by take off battery the push button till LCD 5 Troubleshooting for remote controller Primary check Check that ...

Страница 82: ...rom indoor unit to outdoor unit is correctly performed based upon the follow ing diagram NOTE Measurement should be performed 2 minutes and 30 seconds after starting of the operation Be sure to prepare a diode for judgment Normal time Voltage swings between DC15 and 60V Inverter Assembly check 11 8 1 Abnormal time Voltage does not vary 2 Outdoor unit stops in a little while after operation started...

Страница 83: ... pressure from service port and add gas if pressure is low Is connecter of coil connected to inverter Is coil of the pulse motor valve P M V correctly set Existence of condensation at outlet of P M V If there is condensation at outlet 1 4 inch Ø6 35mm valve side the valve is clogged Are temp sensors of indoor outdoor units correctly set to the holder NOTE The temperature sensors which are used to ...

Страница 84: ...is stuck Micro switch malfunction To item Power supply is not turned on Replace the main P C board MCC5045 Replace micro switch Does the PURE indicator go off within 2 seconds after it was ON and does the FILTER indicator Orange go on Are the electric dust collector and ionizer dried Electrode check Dry the electric dust collector and ionizer Is DC 5V to DC 10V applied between Brown Negative volta...

Страница 85: ...onduction of micro switch connector under ON status of the micro switch Front panel closed Does the indoor fan rotate Does the PURE indicator Blue or the FILTER indicator Orange go on Is DC12V applied between Red DC12V and Brown GND of CN1 of the high voltage generator in the air purifier Micro switch is stuck Micro switch malfunction To item Power supply is not turned on Replace the main P C boar...

Страница 86: ... failure Remove connector of compressor Replace control board Check terminal Voltage of electrolytic capacitor are in Voltage Rate Turn ON power Supply NO 10 x 1 414 Replace control board NO Cooling 17 C Connect discharge resistance approx 100Ω 40W or soldering iron plug between terminals of the electro lytic capacitor 500µF of C14 with printed CAUTION HIGH VOLTAGE on P C board Discharging positio...

Страница 87: ... CN300 of outdoor fan motor Check winding resistance by ohmmeter are correct Check rotor locking by rotate Turn OFF power supply Replace outdoor fan motor NO Replace compressor Replace control board Replace compressor YES Does compresser operate normally with hand Can it rotate Turn OFF power supply Check compressor winding resistance correct is in rate A NO NO YES NO FILE NO SVM 10050 ...

Страница 88: ...nel or the P C board be sure to shut off the power supply breaker 2 When removing the P C board hold the edge of the P C board and do not apply force to the parts 3 When connecting or disconnecting the connec tors on the P C board hold the whole housing Do not pull at the lead wire 11 9 2 How to shorten time for start the compressor 1 Turn on remote 2 Setting requirment operation 3 Push off remote...

Страница 89: ...0 0 0 10 20 30 40 50 Resistance value kΩ Temperature C TD Discharge temp sensor TA Room temp sensor TC TCJ Heat exchanger temp sensor TO Outdoor temp sensor TE Outdoor heat exchanger temp sensor TS Suction temp sensor TA TC TCJ TO TE TS TD 1 Sensor characteristic table FILE NO SVM 10050 ...

Страница 90: ...TE Checking procedure Measure the resistance value of each winding by using the tester Under 20 C Measure the resistance value of winding by using the tester Under 20 C Measure the resistance value of winding by using the tester Under 20 C Measure the resistance value of winding by using the tester Under 20 C Disconnect the connector and measure resistance value with the tester Normal temperature ...

Страница 91: ...olytic liquid does not blow off 6 Check that the normal charging characteristics are shown in continuity test by the tester Case that product is good Pointer swings once and returns slowly When performing test once again under another polarity the pointer should return C12 C13 C14 18SAV E 500µF 400V 22SAV E 760µF 400V 1 Turn OFF the power supply breaker 2 Completely discharge the four electrolytic...

Страница 92: ...f the outdoor fan motor 4 Motor drive circuit failure of the outdoor P C board 3 How to simply judge whether outdoor fan motor is good or bad NOTE However GND circuit error inside of the motor may be accepted in some cases when the above check is performed When the fan motor does not become normal even if P C board is replaced replace the outdoor fan motor If the resistance value between 1 Red lea...

Страница 93: ... not use welding equipment in an airtight room Carbon monoxide poisoning may result if the room is not properly ventilated 3 Do not bring welding equipment near flammable objects Flames from the equipment may cause the flammable objects to catch fire If keeping the power on is absolutely unavoidable while doing a job such as inspecting the circuitry wear rubber gloves to avoid contact with the liv...

Страница 94: ...6 Take off four hooks of panel from rear side How to assemble the front panel 1 Push 3 center positions and 2 lower center positions of the air outlet and then hang the hanging hooks 4 pcs at the top side of the front panel to the rear plate 2 Insert the plasma air purifier for model RAS 18 22SKVR E Push in the plasma air purifier until the protrusions on both sides are completely inserted into th...

Страница 95: ...e generator 4 Remove the fixing screws 2 pcs and remove the high voltage generator from the evaporator 1 Insert the high voltage generator straight into the evaporator voltage generator from the evaporator 2 Secure it using the fixing screws 2 pcs 3 Connect the connectors of the high voltage generator 4 Attach the air ionizer to the back body 2 screws Connectors 2 screws Connectors How to assemble...

Страница 96: ...e and TC sensor leads once at the bottom 4 Disengage the display unit by simply pushing at the top of the display unit 5 Remove the fixing screw that secures the conduit mount electric parts box assembly LED assembly and remove the assembly Electric art box cover s screw TC sensor Earth Screw Fan motor connector Louver motor connector Fixing screw LED assembly Fixing screw Loof the qrunding wire p...

Страница 97: ... and then remove other shafts while sliding the horizontal louver leftward Evaporator Heat exchanger 1 Follow to the procedure in the item 2 Remove the pipe holder from the rear side of the main unit Figure 1 3 Remove two fixing screws at the left side of the end plate of the heat exchanger Remarks Screw Screw Figure 1 Figure 2 Figure 3 Pipe hoolder ...

Страница 98: ...ut from the housing push it into the specified position and then incorporate it in the main body Two screws Bearing Bearing base Two screws Bearing Bearing base One screw One screw 4 Remove three fixing screw at the right side of the heat exchanger and separate the heat exchanger from the back body Bearing Evaporator Heat exchanger Figure 5 Figure 4 5 Figure 4 n o 98 FILE NO SVM 10050 ...

Страница 99: ...Loosen the set screw of the cross flow fan 3 Remove two fixing screws of the motor cover and them remove the motor cover 4 Remove two more fixing screws of the motor band and remove the motor band Remarks 5 Pull the fan motor outward Set screw Two screws on motor band Two screws on motor cover p ...

Страница 100: ...m closed wall of the main unit Holding the set screw install the cross flow fan so that flat area on shaft of the fan motor comes to the mounting hole of the set screw q Perform positioning of the fan motor as follows When assembling the fan motor the fan motor must be installed in such a way that the fan motor leads will be taken out is positioned at the bottom front After assembling the two hook...

Страница 101: ...de the indoor unit 2 Attach the upper cabinet ST1TØ4 10L 5 pcs 3 Perform cabling of connecting cable and attach the cord clamp Fix the cord clamp by tightening the screws ST2T 4 x 14L 3 pcs fitting 2 concave parts of the cord clamp to each connecting cables 4 Attach the valve cover ST1T 4 x 10L 2 pcs Insert the upper part into the square hole of the side cabinet set hook claws of the valve cover t...

Страница 102: ...t is fitted into the side cabinet left at the front left side so pull up the top of the front cabinet to remove it 2 Attachment 1 Insert the claw on the front left side into the side cabinet left 2 Hook the bottom part of the front right side onto the concave section of the bottom plate Insert the claw of the side cabinet right into the square hole in the front cabinet 3 Return the screws that wer...

Страница 103: ...E This capacitor is one with mass capacity Therefore it is dangerous that a large spark generates if short circuiting between Requirement As each connector has a lock mecha nism avoid to remove the connector by holding the lead wire but by holding the connector Discharging position Discharging period 10 seconds or more Plug of soldering iron The connector is one with lock so remove it while pushin...

Страница 104: ...must be released before they are disconnected 2 Remove the control board assembly from the P C board base Remove the heat sink and control board assembly while keeping them screwed together NOTE Disengage the four claws of the P C board base hold the heat sink and lift to remove it 3 Remove the two fixing screws used to secure the heat sink and control board assembly 4 Mount the new control board ...

Страница 105: ...d heat exchanger Remarks Detail A Detail B Detail C 1 Perform work of item 1 of and 2 Remove the flange nut fixing the fan motor and the propeller Flange nut is loosened by turning clock wise To tighten the flange nut turn counterclockwise 3 Remove the propeller fan 4 Disconnect the connector for fan motor from the inverter 5 Remove the fixing screws 4 pcs holding by hands so that the fan motor do...

Страница 106: ...sor from the terminal 6 Remove pipe connected to the compressor with a burner Remarks Reactor 1 Perform work of item 1 of and 2 Remove screws fixing the reactors 7 Remove the fixing screw of the bottom plate and heat exchanger ST1TØ4 10L 1 pc 8 Remove the fixing screw of the bottom plate and valve fixing plate ST1TØ4 10L 1 pc 9 Pull upward the refrigeration cycle 10 Remove NUT 3 pcs fixing the com...

Страница 107: ... Detachment 1 Perform work of item 1 of 2 Remove the front cabinet and put it down so that fan guard side directs downward Perform work on a corrugated cardboard cloth etc to prevent flaw to the product 3 Remove the hooking claws by pushing minus screwdriver according to the arrow mark in the right figure and remove the fan guard 2 Attachment 1 Insert claws of the fan guard in the holes of the fro...

Страница 108: ...pipe TO sensor Outside air temperature sensor Attachment Insert the outdoor air temperature sensor into the holder and install the holder onto the heat exchanger Procedure Remarks CAUTION During the installation work and on its completion take care not to damage the coverings of the sensor leads on the edges of the metal plates or other parts It is dangerous for these coverings to be damaged since...

Страница 109: ...em 9 Wind the attached color tape round the both terminals of the protective tube when colored protective tube is used 10 Fix the sensor again Remarks 1 2 3 4 5 6 Parts name Sensor Sensor Spring A Sensor Spring B Thermal constringent tube Color tape Terminal Q ty 1 1 1 3 1 3 Cutting here Cutting here Cutting here Soldered part Dryer Winding the color tape 100 200 Connector Thermal sensor part Ther...

Страница 110: ...8 PLATE INSTALLATION Made in Thailand 231 43T80020 GENERATOR ASSY HV 208 43T69499 UNIT ELECTRIC PURIFIER 18 22SKVR E 18 22SKVR A 18 22SKVR E 18 22SKVR A 232 43T62031 COVER TERMINAL Made in Thailand 209 43T19333 HOLDER SENSOR Made in Japan 233 43T69640 REMOTE CONTROLLER WIRELESS 210 43T49043 HOLDER PIPE Made in Thailand 18 22SKVR E 18 22SKVR A 212 43T39021 BASE BEARING Made in Thailand 234 43T03015...

Страница 111: ...2SKV2 E 22SKV A Made in Thailand 22SKV E 22SKV ND 404 43T62003 CORD CLAMP Made in Thailand 407 43T69723 PC BOARD ASSY 18SKVR E 18SKVR A 405 43T69736 PC BOARD ASSY WRS LED 407 43T69724 PC BOARD ASSY 22SKVR E 22SKVR A Made in Thailand 18 22SKV E 411 43T51308 SWITCH ASSY MICRO 18 22SKV2 E 18 22SKV A 18 22SKV ND 18 22SKVR E 18 22SKVR A 405 43T69737 PC BOARD ASSY WRS LED 412 43T21397 LOUVER MOTOR Made ...

Страница 112: ... 4WAY 8 43041627 COMPRESSOR ASSY 22SAV E2 22SAV2 E 22SAV2 A 22SAV E2 22SAV2 E 22SAV2 A 27 43T63320 4 WAY VALVE COIL ASSEMBLY 9 43T43451 CONDENSER ASSEMBLY 18SAV E2 18SAV2 E 18SAV2 A 18SAV E2 18SAV2 E 18SAV2 A 27 43T63334 ASM COIL 4WAY 9 43T43452 CONDENSER ASSEMBLY 22SAV E2 22SAV2 E 22SAV2 A 22SAV E2 22SAV2 E 22SAV2 A 28 43T63319 HOLDER SENSOR Made in Thailand 10 43T46358 VALVE PACKED 6 35 DIA 29 4...

Страница 113: ... 43T60392 TERMINAL 5P 18SAV E2 18SAV2 E 18SAV2 A 704 43T60326 FUSE 701 43T62331 HEATSINK Made in Thailand 705 43T60377 TEMPERATURE SENSOR 22SAV E2 22SAV2 E 22SAV2 A 706 43T50304 SENSOR HEAT EXCHANGER 702 43T69880 PC BOARD Made in Thailand Made in Thailand 18SAV E2 18SAV2 E 18SAV2 A 707 43T62313 BASE PLATE PC Made in Thailand 702 43T69881 PC BOARD Made in Thailand 22SAV E2 22SAV2 E 22SAV2 A Descrip...

Страница 114: ...BANGKADI INDUSTRIAL PARK TIVANON ROAD TAMBOL BANGKADI AMPHUR MUANG PATHUMTHANI 12000 THAILAND TOSHIBA CARRIER CORPORATION 23 17 TAKANAWA 3 CHOME MINATOKU TOKYO 108 0074 JAPAN Copyright 1999 to 2007 TOSHIBA CARRIER CORPORATION ALL Rights Reserved ...

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