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Mitsubishi Electric Mr.Slim PUHZ-RP100YKA, Руководство по обслуживанию

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SERVICE MANUAL

No.OCH451

REVISED EDITION-A

SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS

R410A

January 2010

Outdoor unit
[model name]

PUHZ-RP35VHA4

PUHZ-RP50VHA4

PUHZ-RP60VHA4

PUHZ-RP71VHA4

PUHZ-RP100VKA

PUHZ-RP125VKA

PUHZ-RP140VKA

PUHZ-RP100YKA

PUHZ-RP125YKA

PUHZ-RP140YKA

PUHZ-RP200YKA

PUHZ-RP250YKA

[Service Ref.]

PUHZ-RP35VHA4
PUHZ-RP50VHA4
PUHZ-RP60VHA4
PUHZ-RP71VHA4
PUHZ-RP100VKA
PUHZ-RP125VKA
PUHZ-RP140VKA
PUHZ-RP100YKA
PUHZ-RP125YKA
PUHZ-RP140YKA
PUHZ-RP200YKA
PUHZ-RP200YKAR1
PUHZ-RP250YKA

PUHZ-RP60VHA4
PUHZ-RP71VHA4

Revision:

•

 PUHZ-RP200YKAR1 is added in 

REVISED EDITION-A.

•

 Some descriptions have been 

modified.

PARTS CATALOG (OCB451)

CONTENTS

1 TECHNICAL CHANGE ···································· 2
2 REFERENCE MANUAL ·································· 2
3 SAFETY PRECAUTION ·································· 2
4 FEATURES ······················································ 6
5 SPECIFICATIONS ··········································· 7
6 DATA ······························································ 10
7 OUTLINES AND DIMENSIONS ···················· 16
8 WIRING DIAGRAM ······································· 20
9 WIRING SPECIFICATIONS ··························· 26

10 REFRIGERANT SYSTEM DIAGRAM ·············· 31
11 TROUBLESHOOTING ··································· 35
12 FUNCTION SETTING ···································· 94
13 MONITORING THE OPERATION DATA BY THE REMOTE CONTROLLER ···101
14 EASY MAINTENANCE FUNCTION ·············111
15 DISASSEMBLY PROCEDURE ···················· 116

Note:

• This manual does not cover the 

outdoor units. When serving out-
door units, please refer to the serv-
ice manual of outdoor unit and this 
manual in a set.

• RoHS compliant products have <G> 

mark on the spec name plate.

• Please void OCH451.

Содержание Mr.Slim PUHZ-RP100YKA

Страница 1: ...UHZ RP200YKAR1 is added in REVISED EDITION A Some descriptions have been modified PARTS CATALOG OCB451 CONTENTS 1 TECHNICAL CHANGE 2 2 REFERENCE MANUAL 2 3 SAFETY PRECAUTION 2 4 FEATURES 6 5 SPECIFICATIONS 7 6 DATA 10 7 OUTLINES AND DIMENSIONS 16 8 WIRING DIAGRAM 20 9 WIRING SPECIFICATIONS 26 10 REFRIGERANT SYSTEM DIAGRAM 31 11 TROUBLESHOOTING 35 12 FUNCTION SETTING 94 13 MONITORING THE OPERATION ...

Страница 2: ... PEA RP200 250GA TH AFMF HWE0708A 3 SAFETY PRECAUTION 3 2 CAUTIONS RELATED TO NEW REFRIGERANT Cautions for units utilizing refrigerant R410A Preparation before the repair service Prepare the proper tools Prepare the proper protectors Provide adequate ventilation After stopping the operation of the air conditioner turn off the power supply beaker Discharge the condenser before the work involving th...

Страница 3: ...red pipe Avoid using thin pipes Charge refrigerant from liquid phase of gas cylinder If the refrigerant is charged from gas phase composition change may occur in refrigerant and the efficiency will be lowered Do not use refrigerant other than R410A If other refrigerant R22 etc is used chlorine in refrige rant can cause deterioration of refrigerant oil etc Use a vacuum pump with a reverse flow chec...

Страница 4: ...linder Pink Cylinder with syphon 8 Refrigerant recovery equipment Perform the airtight test vacuum air purging additional refrigerant charging if necessary and gas leak check Refer to the flowchart below to determine if the existing pipes can be used and if it is necessary to use a filter dryer If the diameter of the existing pipes is different from the specified diameter refer to technological da...

Страница 5: ...24 0 27 0 36 0 Nominal dimensions inch Flare nut dimensions Outside diameter Dimension B mm R410A 36 0mm for indoor unit of RP100 125 and 140 R22 Gauge manifold Charge hose Gas leak detector Refrigerant recovery equipment Refrigerant cylinder Applied oil Safety charger Charge valve Vacuum pump Flare tool Bender Pipe cutter Welder and nitrogen gas cylinder Refrigerant charging scale Vacuum gauge or...

Страница 6: ...ng installation often causes problems It is completely eliminated by chargeless system This unique system improves the quality and reli ability of the work done It also helps to speed up the installation time REFRIGERANT LEAKAGE DETECTION FUNCTION except for RP200 250 PUHZ RP35 140 can detect refrigerant leakage which may happen during a long period of use PUHZ RP60VAH4 PUHZ RP71VHA4 PUHZ RP100VKA...

Страница 7: ...ng 13 1 1 Heating HP switch Comp shell thermo Discharge thermo Single 50Hz 230V OUTDOOR UNIT REFRIGERANT PIPING A kW W kW min CFM dB dB mm in mm in mm in kg lbs kg lbs L mm in mm in Power supply phase cycle voltage Max current External finish Refrigerant control Compressor Model Motor output Starter type Protection devices Crankcase heater Heat exchanger Fan Fan drive No Fan motor output Airflow D...

Страница 8: ...T REFRIGERANT PIPING 2 4 1 9 26 5 ANB33FDUMT ANB42FDWMT 50 52 116 256 119 262 110 3 880 120 4 230 A kW W kW min CFM dB dB mm in mm in mm in kg lbs kg lbs L mm in mm in Power supply phase cycle voltage Max current External finish Refrigerant control Compressor Model Motor output Starter type Protection devices Crankcase heater Heat exchanger Fan Fan drive No Fan motor output Airflow Defrost method ...

Страница 9: ...ode Cooling Heating W D H Liquid Gas Indoor side Outdoor side Height difference Piping length Service Ref PUHZ RP250YKA PUHZ RP200YKA PUHZ RP200YKAR1 Cooling Munsell 3Y 7 8 1 1 Linear Expansion Valve Hermetic Inverter Plate fin coil Propeller fan 2 0 150 0 150 140 4 940 Reverse cycle 1 050 41 5 16 330 30 13 1 3 16 1 338 52 11 16 R410A Flared Flared Brazing Max 30m Max 120m Heating Cooling 21 ANB66...

Страница 10: ...140VKA PUHZ RP140YKA 4 6 4 8 5 0 5 6 6 2 6 8 7 5 5 0 6 3 COMPRESSOR TECHNICAL DATA 6 2 ADJUSTING THE AMOUNT OF REFRIGERANT PUHZ RP200 250 Amount of additional refrigerant charge kg 30 m and less 31 40 m and less 41 50 m and less 51 60 m and less 61 70 m and less 71 120 m and less 0 9 kg 1 8 kg 2 7 kg 3 6 kg 1 2 kg 2 4 kg 3 6 kg 4 8 kg Service Ref Permitted pipe length PUHZ RP200YKA PUHZ RP200YKAR1...

Страница 11: ...SSURE LEVEL dB 0 dB 0 0002 μbar BAND CENTER FREQUENCIES Hz PUHZ RP60VHA4 PUHZ RP71VHA4 COOLING MODE HEATING 47 SPL dB 48 LINE 90 80 70 60 50 40 30 20 10 63 125 250 500 1000 2000 4000 8000 APPROXIMATE THRESHOLD OF HEARING FOR CONTINUOUS NOISE OCTAVE BAND SOUND PRESSURE LEVEL dB 0 dB 0 0002 μbar BAND CENTER FREQUENCIES Hz NC 60 NC 50 NC 40 NC 30 NC 20 NC 70 PUHZ RP100VKA PUHZ RP100YKA COOLING MODE H...

Страница 12: ... 1000 2000 4000 8000 APPROXIMATE THRESHOLD OF HEARING FOR CONTINUOUS NOISE OCTAVE BAND SOUND PRESSURE LEVEL dB 0 dB 0 0002 μbar BAND CENTER FREQUENCIES Hz NC 60 NC 50 NC 40 NC 30 NC 20 NC 70 PUHZ RP200YKA PUHZ RP200YKAR1 COOLING MODE HEATING 58 SPL dB 59 LINE 90 80 70 60 50 40 30 20 10 63 125 250 500 1000 2000 4000 8000 APPROXIMATE THRESHOLD OF HEARING FOR CONTINUOUS NOISE OCTAVE BAND SOUND PRESSU...

Страница 13: ...C m C C C C C Indoor unit D B W B D B D B W B PLA RP35BA PLA RP50BA PLA RP60BA PLA RP35BA PLA RP50BA PLA RP60BA Cooling 3 600 1 07 Heating 4 100 1 12 Cooling 5 000 1 55 Heating 6 000 1 62 Cooling 6 000 1 60 Heating 7 000 1 82 4 66 2 70 1 01 70 46 15 5 27 19 15 8 35 24 0 84 0 28 4 93 2 69 0 74 71 41 2 5 20 15 34 6 7 6 6 72 2 91 0 99 73 49 11 5 27 19 15 3 35 24 0 81 0 24 7 08 2 76 0 67 77 44 1 5 20 ...

Страница 14: ...8 4 5 20 15 38 5 7 6 15 73 5 51 2 75 0 85 72 46 8 5 27 19 12 5 35 24 0 71 0 18 15 20 5 26 2 81 0 69 81 46 5 5 20 15 42 3 7 6 18 83 6 59 2 78 0 83 71 46 7 5 27 19 11 3 35 24 0 71 0 14 18 69 6 54 2 89 0 66 83 47 5 5 20 15 44 7 7 6 1 50 230 1 3 50 230 400 1 50 230 1 3 50 230 400 1 50 230 1 3 50 230 400 Phase Hz Voltage Current Outdoor unit Phase Hz Voltage Current Discharge pressure Suction pressure ...

Страница 15: ...ture Ref pipe length Intake air temperature Discharge air temperature Intake air temperature V A V A Mpa Mpa C C C m C C C C C Indoor unit D B W B D B D B W B W kW PUHZ RP250YKA PUHZ RP200YKA PUHZ RP200YKAR1 PLA RP125BA2 2 PLA RP100BA3 2 PLA RP125BA2 PLA RP100BA3 3 50 3 50 1 50 1 50 230 230 400 400 Heating Cooling Heating Cooling 11 26 2 67 0 61 77 44 3 7 5 20 15 41 5 7 6 10 24 2 96 0 88 72 49 11 ...

Страница 16: ...rvice panel 4 10 21 oval hole M10 foundation bolt 33 drain hole 33 drain hole 43 6 152 155 400 347 5 45 4 365 330 300 40 Handle for moving 600 10 300 150 287 5 Installation bolt pitch 500 800 69 3 5 4 3 183 90 155 23 32 5 18 1 FOUNDATION BOLTS 2 PIPING WIRING DIRECTION Piping and wiring connection can be made from the rear direction only 3 ATTACHING THE CONDUIT In order to attach the conduit it is...

Страница 17: ...5 Front piping hole Knockout Front trunking hole Knockout Power supply wiring hole 2 27Knockout 9 2 40 45 65 92 27 55 23 73 63 Rear piping hole Knockout Rear trunking hole Knockout Power supply wiring hole 2 27Knockout 9 2 Example of Notes Refrigerant GAS pipe connection FLARE 15 88 5 8 inch Refrigerant LIQUID pipe connection FLARE 9 52 3 8 inch 1 Indication of STOP VALVE connection location Over ...

Страница 18: ...de Air Intake Rear Air Intake Handle for moving Handle for moving Power supply wiring hole ø27Knockout Front piping hole Knockout Front trunking hole Knockout Power supply wiring hole ø40Knockout 60 55 63 73 55 27 26 75 92 60 ø 9 2 Power supply wiring hole ø27Knockout Right piping hole Knockout Right trunking hole Knockout Power supply wiring hole ø40Knockout 75 50 26 27 63 73 29 92 55 92 60 ø 9 2...

Страница 19: ...ample of Notes Piping Knockout Hole Details Power supply wiring hole ø27Knockout Front piping hole Knockout Front trunking hole Knockout Power supply wiring hole ø40Knockout 60 55 63 73 55 27 26 75 92 60 ø 9 2 Power supply wiring hole ø27Knockout Right piping hole Knockout Right trunking hole Knockout Power supply wiring hole ø40Knockout 75 50 26 27 63 73 29 92 55 92 60 ø 9 2 Power supply wiring h...

Страница 20: ...ipe Thermistor Discharge Thermistor Outdoor 2 Phase Pipe Thermistor Outdoor Thermistor Heat Sink TH32 Thermistor Shell Electronic Expansion Valve Reactor CY1 CY2 Reactor Power Circuit Board Connection Terminal U V W Phase P B TABU V W Noise Filter Circuit Board Connection Terminal L Phase Connection Terminal Ground N F LI LO Connection Terminal N Phase NI NO EI E2 E3 Controller Circuit Board Switc...

Страница 21: ...istor Discharge Thermistor Outdoor 2 Phase Pipe Thermistor Outdoor Thermistor Heat Sink TH32 Thermistor Shell Electronic Expansion Valve Reactor CY1 CY2 Reactor Power Circuit Board Connection Terminal U V W Phase P B TABU V W Noise Filter Circuit Board Connection Terminal L Phase Connection Terminal Ground N F LI LO Connection Terminal N Phase NI NO EI E2 E3 Controller Circuit Board Switch Forced ...

Страница 22: ...4 WHT 1 7 1 2 2 P B CNDC PNK BLK WHT U CY1 CY2 LI NI EI E4 E2 E3 U POWER SUPPLY N 230V 50Hz INDOOR UNIT TB1 L N S1 S2 S3 MC 3 1 3 1 2 RED CNAC1 WHT CNAC2 RED 1 3 1 3 CN52C RED 52C 52C BLU YLW GRN YLW ORN BRN RED WHT RED BLK BLK BLK BLK DCL1 DCL CB TB1 MC MF1 MF2 21S4 63H TH3 TH33 TH4 TH6 TH7 DCL Terminal Block Power Supply Indoor Outdoor Motor for Compressor Fan Motor Solenoid Valve Four Way Valve...

Страница 23: ...etup SW7 Switch Test Operation SW4 LED1 LED2 LED Operatiion Inspection Indicators CNM CNMNT CNVMNT Connector A Control Service Inspection Kit Connector Connect to Optional M NET Adapter Board Connector Connect to Optional M NET Adapter Board CN3S Connector Connection for Option CNDM Connector Connection for Option Contact Input CN51 Connector Connection for Option X51 X52 Relay FUSE T6 3AL250V F1 ...

Страница 24: ...olenoid Valve Four Way Valve High Pressure Switch Thermistor Outdoor Pipe SC U V W TB L1 L2 L3 Connection Terminal U V W Phase Thermistor Discharge Thermistor Outdoor 2 Phase Pipe Thermistor Outdoor TH32 Thermistor Shell Fuse T15AL250V Electronic Expansion Valve Reactor ACL4 Reactor Connection Terminal L1 L2 L3 Power supply P B Power Circuit Board RS Rush Current Protect Resistor CB1 CB2 Main Smoo...

Страница 25: ...ermistor Outdoor Pipe SC U V W TB L1 L2 L3 Connection Terminal U V W Phase Thermistor Discharge Thermistor Outdoor 2 Phase Pipe Thermistor Outdoor TH32 Thermistor Shell Fuse T15AL250V Electronic Expansion Valve Reactor ACL4 Reactor Connection Terminal L1 L2 L3 Power supply P B Power Circuit Board RS Rush Current Protect Resistor CB1 CB2 Main Smoothing Capacitor Connection Terminal Noise Filter Cir...

Страница 26: ...P100 125V RP140V RP100 125 140Y RP200 250 Outdoor unit power supply N single 50 Hz 230 V N single 50 Hz 230 V N single 50 Hz 230 V N single 50 Hz 230 V 3N 3 ph 4 wires 50 Hz 400 V 3N 3 ph 4 wires 50 Hz 400 V Outdoor unit input capacity Main switch Breaker 1 16 A 25 A 32 A 40 A 16 A 32 A Wiring Wire No size mm 2 Outdoor unit power supply 3 Min 1 5 3 Min 2 5 3 Min 4 3 Min 6 5 Min 1 5 5 Min 4 Indoor ...

Страница 27: ...it power supply Earth leakage breaker Wiring circuit breaker or isolating switch Outdoor unit Indoor unit outdoor unit connecting cales Remote controller Indoor unit Option Indoor unit power supply Indoor unit earth If the indoor and outdoor units have separate power supplies refer to the table below If the optional indoor power supply terminal kit is used change the indoor unit electrical box wir...

Страница 28: ...pply Max 45m 3 1 5 polar 1 Min 1 5 Max 50m 3 2 5 polar 1 Min 2 5 Max 80m 3 2 5 polar and S3 separated 1 Min 2 5 Indoor unit Outdoor unit earth Wire No Size Be sure to connect the indoor outdoor connecting cables directly to the units no intermediate connections Intermediate connections can lead to communication errors if water enters the cables and causes insufficient insulation to ground or a poo...

Страница 29: ... spots on the shield wire noise may enter into the shield wire because the earth wire and shield wire form 1 circuit and the electric potential difference occurs due to the impedance difference among earthing spots In case of single spot earthing noise does not enter into the shield wire because the earth wire and shield wire do not form 1 circuit To avoid communication errors caused by noise make...

Страница 30: ...t addresses are 00 1 23 4 5 6 7 8 9 0 1 23 4 5 6 7 8 9 0 1 23 4 5 6 7 8 9 0 1 23 4 5 6 7 8 9 0 1 23 4 5 6 7 8 9 0 1 23 4 5 6 7 8 9 0 1 2 50 M NET Address No Setting example Switch setting SW11 ones digit SW12 tens digit OFF ON 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3...

Страница 31: ...d valve Four way valve Muffler Distributor Thermistor TH33 Outdoor pipe Linear expansion valve A Strainer 100 Muffler Stop valve with service port Distributor Thermistor TH7 Outdoor Thermistor TH33 Outdoor pipe Heat exchanger Refrigerant LIQUID pipe connection 9 52 3 8 Stop valve with service port Strainer 100 Power receiver Linear expansion valve B Linear expansion valve A Strainer 100 Thermistor...

Страница 32: ...tion 5 8 Refrigerant flow in cooling Refrigerant flow in heating PUHZ RP100VKA PUHZ RP125VKA PUHZ RP100YKA PUHZ RP125YKA PUHZ RP140VKA PUHZ RP140YKA Distributor Thermistor TH7 Outdoor Thermistor TH33 Outdoor pipe Heat exchanger Refrigerant LIQUID pipe connection 9 52 3 8 Stop valve with service port Strainer 100 Power receiver Linear Heat interchange circuit expansion valve B Linear expansion valv...

Страница 33: ...Muffler Charge plug Low pressure Charge plug High pressure Ball valve Refrigerant GAS pipe connection 25 4 1 Refrigerant flow in cooling Refrigerant flow in heating Distributor Thermistor TH7 Heat exchanger Refrigerant LIQUID pipe 12 7 1 2 inch Stop valve with service port Strainer 100 Power receiver Linear expansion valve B Linear expansion valve A Strainer 100 Thermistor TH6 Thermistor TH3 High ...

Страница 34: ...n stopped until the power supply is turned off Turn off the power supply circuit breaker Note that when the length of the extension piping is long it may not be possible to perform a pump down operation When performing the pump down operation make sure that the low pressure is lowered to near 0 MPa gauge Warning When pumping down the refrigerant stop the compressor before disconnecting the refrige...

Страница 35: ...g service There is no abnormality in electrical component controller board remote controller and etc Re check the abnormal symptom Conduct trouble shooting and ascertain the cause of the trouble according to 11 5 Troubleshooting by inferior phenomena Continue to operate unit for the time being if the cause is not ascertained There is no abnormality concerning of parts such as electrical component ...

Страница 36: ...ce blink alternately F1 After startup is displayed green once and red twice blink alternately F3 F5 F9 After startup is displayed green twice and red once blink alternately EA Eb After startup is displayed only green lights up 00 After startup is displayed only green lights up 00 indicates digital display 2 Press TEST button twice 1 Turn on the main power supply 3 Press OPERATION SWITCH button 4 P...

Страница 37: ...oller display turned off A and current operation mode are displayed 3 Press the button to activate mode then check whether cool air is blown out from the unit 4 Press the button to activate mode then check whether warm air is blown out from the unit 5 Press the button and check whether strong air is blown out from the unit 6 Press the button and check whether the auto vane operates properly 7 Pres...

Страница 38: ...n that stores error codes the latest check code can be recalled even if it is cancelled by the remote controller or power is turned off Check the error code history for each unit using the remote controller Switch to self diagnosis mode Press the CHECK button twice within 3 seconds The display content will change as shown below Set the unit number or refrigerant address you want to diagnose Press ...

Страница 39: ...playcontentwill change as shown below Press the FILTER button to start self diagnosis Remote controller self diagnosis result When the remote controller is functioning correctly Check for other possible causes as there is no problem with the remote controller When the remote controller malfunctions Error display 1 NG blinks The remote controller s transmitting receiv ing circuit is defective The r...

Страница 40: ... cancelled Procedure 1 Press the CHECK button twice 2 Press the temperature buttons 3 Point the remote controller at the sensor on the indoor unit and press the HOUR button 4 Point the remote controller at the sensor on the indoor unit and press the ON OFF button Malfunction diagnosis method at maintenance service 11 3 4 Malfunction diagnosis method by wireless remote controller In case of trouble...

Страница 41: ...imes Wireless remote controller Wired remote controller Beeper sounds OPERATION INDICATOR lamp flashes Check code Number of times Wireless remote controller Wired remote controller 1 P1 Intake sensor error P9 Pipe TH5 sensor error 2 P2 Pipe TH2 sensor error 3 E6 E7 Indoor outdoor unit communication error 4 P4 Drain sensor error Float switch connector CN4F open 5 P5 Drain pump error PA Forced compr...

Страница 42: ...TB1 b Connection of terminal on outdoor power circuit board 3 Check connection of the connector CNDC on the outdoor controller circuit board Check connection of the connector LD1 and LD2 for RP35 71V and CNDC for RP100 250 on the outdoor power circuit board V noise filter Y Refer to 11 9 4 Check connection of reactor DCL or ACL RP35 71V Check connection of LO and NO on the outdoor noise filter cir...

Страница 43: ... Abnormal if the number cannot be checked automatically due to miswiring of indoor outdoor unit connecting wire and etc after power is turned on for 4 minutes 2 Abnormal if outdoor controller circuit board recognizes excessive number of indoor units 1 Check disconnection or looseness or polar ity of indoor outdoor unit connecting wire of indoor and outdoor units 2 Check diameter and length of indo...

Страница 44: ... F5 7 Check linear expansion valve Refer to 11 6 8 Replace outdoor controller board Case U2 TH4 1102 TH32 1132 High discharging temperature High comp shell temperature 1 Abnormal if discharge temperature thermistor TH4 exceeds 125 or 110 continuously for 5 minutes Abnormal if condenser evaporator temperature thermistor TH5 exceeds 40 during defrosting and discharge temperature thermistor TH4 excee...

Страница 45: ...TH3 TH6 TH7 and TH8 Abnormal if open or short is detected during compressor operation Open detection of thermistors TH3 and TH6 is inoperative for 10 seconds to 10 minutes after compressor starting and 10 minutes after and during defrosting WCheck which unit has abnormality in its thermistor by switching the mode of SW2 PAC SK52ST Refer to 10 10 1 Check connection of connector TH3 TH6 TH7 on the o...

Страница 46: ...nnection or loose connection of CN5 on the outdoor power circuit board 0 Defective 52C drive circuit of outdoor power circuit board RP100 140Y 1 Disconnection or loose connection of CN2 on the outdoor power circuit board 1 Check the facility of power supply 2 Correct the wiring U V W phase to com pressor Refer to 11 9 Outdoor power circuit board 3 Replace power circuit board 4 Replace power circui...

Страница 47: ...r circuit board 4 Check indoor outdoor fan 5Solve short cycle 6Replace outdoor controller circuit board 7Check compressor Refer to 11 6 W Before the replacement of the outdoor controller circuit board disconnect the wiring to compressor from the outdoor power circuit board and check the output voltage among phases U V W during test run No defect on board if voltage among phases U V V W and W U is ...

Страница 48: ...ted with 2 indoor units or more 3 Repetition of refrigerant address 4 Defective transmitting receiving circuit of remote controller 5 Defective transmitting receiving circuit of indoor controller board 6 Noise has entered into trans mission wire of remote control ler E1 or E2 Remote controller control board 1 Abnormal if data cannot be normally read from the nonvolatile memory of the remote contro...

Страница 49: ...between indoor room temperature and pipe liquid or condenser evaporator temperature thermistor Shortage of refrigerant Disconnected holder of pipe liquid or condenser evaporator thermistor Defective refrigerant circuit 2 Converse connection of extension pipe on plural units connection 3 Converse wiring of indoor outdoor unit connecting wire on plural units connection 4 Defective detection of indoo...

Страница 50: ...because of noise or etc Note The address and attribute displayed at remote controller indicate the con troller that detected abnormality 1 Transmission processor could not transmit signal because short cycle voltage of noise and the like have entered into transmission wire continuously 2 Transmission quantity has increased and transmission is not possible because there was wiring mistake of termin...

Страница 51: ...ormality gener ated address 3 Check disconnection or looseness of abnor mality generated or abnormality detected transmission wire terminal block and con nector 4 Check if tolerance range of transmission wire is not exceeded 5 Check if type of transmission wire is correct or not If there were some trouble of 1 5 above repair the defect then turn off the power sup ply of outdoor unit indoor unit an...

Страница 52: ...pply of same refrig erant system with LOSSNAY is turned off or within 2 min utes of restart abnormality is detected 3 Contact failure of transmis sion wire of indoor unit of LOSSNAY 4 Disconnection of transmission connector CN2M of indoor unit 5 Defective transmitting receiv ing circuit of indoor unit or LOSSNAY 7 If displayed address or attribute is non existent 1 The unit of former address does ...

Страница 53: ...ication error Check LED3 on indoor controller board 1 When LED3 is not blinking Check indoor outdoor connecting wire for Miswiring Converse wiring of S1 and S2 or break of S3 wiring 2 When LED3 is blinking Indoor outdoor connecting wire is nor mal 4Check LED display on outdoor controller circuit board Refer to 11 10 Check protection device connector 63H for contact failure Refer to 11 9 Error Code...

Страница 54: ...immediately when turning off by the remote controller 12Normal operation For protection of compressor 12Normal operation 4 Even controlling by the wireless remote controller no beep is heard and the unit does not start operat ing Operation display is indicated on wireless remote controller 1The pair number settings of the wireless remote controller and indoor controller board are mismatched 1Check...

Страница 55: ...osis after turning on the main power Normal The start up diagnosis will be over in around 2 minutes Miswiring of indoor outdoor connecting wire Breaking of indoor outdoor connecting wire S3 Defective indoor controller board Defective outdoor controller circuit board Refer to Self diagnosis action table in order to solve the trouble In case of communication errors the display of remote controller m...

Страница 56: ...uit board are blown Check the wiring of the outdoor unit Check if the wiring is bad Check if the fuses are blown The fuses on the outdoor controller circuit board will be blown when the indoor outdoor connecting wire short circuits Bad wiring of the outdoor controller board The fuses on the outdoor controller circuit board are blown Check if miswiring breaking or poor contact is causing this probl...

Страница 57: ... outdoor controller circuit board Replace the outdoor controller circuit board Normal Only the unit which has the refrigerant address 0 supplies power to the remote controller Set the refrigerant address to 0 In case of the multiple grouping system recheck the refrigerant address again Defective indoor power board Replace the indoor power board Defective outdoor power circuit board Replace the out...

Страница 58: ... contact of the remote controller wire Check the voltage of the terminal block TB5 connecting the remote controller wire If it is not between DC 10V and DC16V the indoor controller board must be defective The remote controller wire short circuits Check if the remote controller wire is short circuited Defective indoor controller board Replace the indoor controller board Diagnosis flow Cause Inspect...

Страница 59: ...o clear FILTER from the display See the operation manual that came with the product for how to clean the filters STANDBY is displayed on the screen This is displayed when the unit starts HEAT operation when the thermostat puts the compressor in operation mode or when the outdoor unit ends DEFROST operation and returns to HEAT operation The display will automatically disappear around 10 minutes lat...

Страница 60: ...tdoor unit is controlling the airflow amount in order to keep the optimum operating condition A sound similar to water flowing is heard from the unit This is not a malfunction This is the sound which is heard when the refrigerant is flowing inside the indoor unit The fan speed does not match the setting of the remote controller in HEAT operation The up down vane will be automatically set to horizo...

Страница 61: ...The airflow direction does not change Up down vane left right louver 1 Check if the vane is set to a fixed position Check if the vane motor connector is removed 2 Check if the air conditioner has a function for switching the air direction 3 If the air conditioner doesn t have that function NOT AVAILABLE will be displayed on the remote controller when AIR DIRECTION or LOUVER button is pressed Somet...

Страница 62: ...drips down Heating water drips down from the heat exchanger Make use of optional parts Drain Socket and Drain pan if these water needs to be collected and drained out for once Water or moisture is expelled from the outdoor unit Batteries are being exhausted Replace them and press the reset button of remote controller The display of wireless remote controller gets dim or does not come on The indoor...

Страница 63: ...e the resistance between the terminals with a tester At the ambient temperature 20 Solenoid valve coil Four way valve 21S4 Motor for compressor MC Linear expansion valve LEV A LEV B For RP35 RP71 Linear expansion valve LEV A LEV B LEV C For RP100 RP250 Normal Abnormal Open or short Abnormal Open or short Refer to 6 2 RP35 71 Open or short Disconnect the connector then measure the resistance with a...

Страница 64: ...or CNF1 2 Fuse check Check the fuse F5 on outdoor controller board Power supply check Remove the connector CNF1 2 Measure the voltage in the outdoor controller circuit board TEST POINT VDC between 1 and 4 of the fan connector VDC DC250 330V TEST POINT VCC between 5 and 4 of the fan connector VCC DC15V Recover wiring Replace outdoor controller board Replace the fan motor Replace outdoor controller ...

Страница 65: ...hermistor R50 17k 2 B constant 4150 3 Rt 17exp 4150 273 t 323 1 1 Thermistor R120 7 465k 2 B constant 4057 2 Rt 7 465exp 4057 273 t 393 1 1 Medium temperature thermistor Thermistor Heatsink TH8 WRP35 RP71V only 20 250k 30 160k 40 104k 50 70k 60 48k 70 34k 80 24k 90 17 5k 100 13 0k 110 9 8k High temperature thermistor Thermistor Discharge TH4 Thermistor Shell TH32 0 10 20 30 40 50 20 10 0 10 20 30 ...

Страница 66: ... sound can be heard No sound is heard when the pulse number moves from B to A in case coil is burnt out or motor is locked by open phase Sound can be detected by placing the ear against the screw driv er handle while putting the screw driver to the linear expansion valve LEV M 1 6 4 4 3 2 1 2 1 Red RP35 RP71 Brown Blue Orange Yellow White 3 4 5 6 Connector LEV A LEV B DC12V Outdoor controller boar...

Страница 67: ... more sound can be heard No sound is heard when the pulse number moves from B to A in case coil is burnt out or motor is locked by open phase Sound can be detected by placing the ear against the screw driv er handle while putting the screw driver to the linear expansion valve LEV M 1 6 4 4 3 2 1 1 Gray Orange Red Yellow Black 3 4 5 6 Connector LEV A LEV B LEV C DC12V Outdoor controller board Drive...

Страница 68: ...ssure Be sure to attach the stopper to pipe B B A How to attach the coil Hold the lower part of the main body shown as A firmly so that the main body does not move and attach the coil by inserting it downward into the main body Then securely attach the coil stop per to pipe B At this time be careful that stress is not added to lead wire and main body is not wound by lead wire If the stop per is no...

Страница 69: ...therwise pipes can bend due to pressure How to attach the coil Hold the lower part of the main body shown as A firmly so that the main body does not move and attach the coil by inserting it downward into the main body Then securely attach the coil stop per to main body At this time be careful that stress is not added to lead wire and main body is not wound by lead wire If the stopper is not firmly...

Страница 70: ...unit 3 During emergency operation the air conditioner will continuously be operated by supplying power and stopping it It can not be turned on or off by remote control and temperature control is not possible 4 Do not perform emergency heating operation for an extended period of time If the outdoor unit starts defrosting during this period cold air will blow out from the indoor unit 5 Do not perfor...

Страница 71: ...EAT 20 5 45 50 22 5 80 5 7 5 30deg 5deg 1 1 1 1 2 2 Remarks 1 If the thermistor temperature data is normal not open short that data is loaded into the control as valid data When the unit enters emergency operation and TH values are mismatched set the thermistors to open short And the unit runs emergency operation with the values listed above 2 If one thermistor is set to open short the values for ...

Страница 72: ...d for RP35 140V Noise filter circuit board for RP100 250Y VFG Voltage between right pins of PC5C and PC5D pin 3 and pin 4 Same as CNF17 4 VSP Voltage between pins of C5A C5B DC 0V when stopped DC 1 6 5V when operated SW7 Demand control setting CN51 External signal output Compressor operating signal Abnormal signal LEV A B Linear expansion valve SWP Pump down SW8 Pipe replace Wiring replace CNM Con...

Страница 73: ...al Connect to the outdoor controller circuit board CN52C CN5 Primary current Connect to the outdoor power circuit board CN5 CNAC1 CNAC2 220 240V AC Connect to the outdoor control ler circuit board CNAC EI Connect to the earth LI NI Voltage of 220 240V AC is input Connect to the terminal block TB1 E3 Connect to the earth E2 Connect to the earth ...

Страница 74: ... is output Connect ACL CN52C 52C relay signal Connect to the outdoor controller circuit board CN52C CN5 Primary current Connect to the outdoor power circuit board CN5 CNAC1 CNAC2 220 240V AC Connect to the outdoor control ler circuit board CNAC EI E2 Connect to the earth E3 Connect to the earth ...

Страница 75: ...220 230 240V Connect to the outdoor controller circuit board CNAC CNDC Connect to the outdoor controller circuit board CNDC LO1 LO2 LO3 POWER SUPPLY LO1 LO2 LO2 LO3 LO3 LO1 AC380 400 415V OUTPUT RP100 140 Connect to the outdoor converter circuit board and ACL L1 IN ACL2 ACL3 RP200 250 Connect to the outdoor power circuit board TB1 L1 L2 L3 CNCT Primary current Connect to the outdoor power circuit ...

Страница 76: ...points connectors etc If they are short circuited it means that they are broken 1 Check of DIP IPM P2 U P2 V P2 W N2 U N2 V N2 W 2 Check of DIP PFC P1 L P1 N L N1 N N1 Note The marks L N N1 N2 P1 P2 U V and W shown in the diagram are not actually printed on the board LD1 LD2 280 380V DC Connect to the outdoor controller circuit board CNDC R S Connect to the ACL 220 240V AC U V W Connect to the com...

Страница 77: ...ect to the compres sor MC Voltage among phases 10 V 180 V AC CNDC 280 380 V DC 1 3 Connect to the outdoor controller circuit board CNDC E2 E3 Connect to the earth CN52C 52C driving signal Connect to the outdoor controller circuit board CN52C CN2 Connect to the outdoor controller circuit board CN2 1 5 Transmitting signal to outdoor controller circuit board 0 5 V DC 2 5 Zero cross signal 0 5 V DC 3 ...

Страница 78: ...B V TB W Connect to the compressor MC Voltage among phases 10V 400V AC TB L1 TB L2 TB L3 Connect to the outdoor converter circuit board L1 OU L2 OU L3 OU RP100 140 Connect to the outdoor noise filter circuit board LO1 LO2 LO3 RP200 250 380V 415V AC TB N1 Connect to the smoothing capacitor CB2 CK capacitor CK capacitor only for RP100 140 CN7 Connect to the outdoor converter circuit board CN7 Brief ...

Страница 79: ...L2 A2 L3 A2 Connect to the ACL1 ACL2 ACL3 CN7 Connect to the outdoor power circuit board CN7 CK OU Connect to the CK capacitor L1 IN N IN Connect to the noise filter circuit board LO1 No L1 A1 Connect to the ACL1 L1 OU L2 OU L3 OU Connect to the outdoor power circuit board TB L1 L2 L3 ...

Страница 80: ...de setting Heating Cooling ON OFF 1 2 3 0 1 2 3 4 5 6 ON 1 2 3 4 5 6 ON 1 2 3 4 5 6 ON 1 2 3 4 5 6 ON 1 2 3 4 5 6 7 4 5 6 ON 1 2 3 4 5 6 ON 1 2 3 4 5 6 ON 1 2 3 4 5 6 ON 1 2 3 8 9 10 11 4 5 6 ON 1 2 3 4 5 6 ON 1 2 3 4 5 6 ON 1 2 3 4 5 6 ON 1 2 3 12 13 14 15 4 5 6 ON 1 2 3 4 5 6 ON 1 2 3 4 5 6 ON 1 2 3 4 5 6 ON 11 10 FUNCTION OF SWITCHES CONNECTORS AND JUMPERS 1 Function of switches w1 Forced defro...

Страница 81: ...t w3 Demand function Low noise mode Always 2 No function 3 Max Hz setting cooling Max Hz cooling o 0 8 Normal Always 4 Max Hz setting heating Max Hz heating o 0 8 Normal Always 5 Breaker capacity setting w5 16A 25A When power supply ON 6 Defrost setting For high humidity Normal Always SW8 1 No function 2 No function 3 No function SW9 1 No function 2 Function switch Valid Normal Always 3 4 No funct...

Страница 82: ...ple low noise mode B On site arrangement C External input adapter PAC SC36NA X Relay D Outdoor unit control board E Max 10 m F Power supply for relay A SW1 Orange 1 3 Brown Red CNDM X X C D A Circuit diagram example Demand function B On site arrangement X Y Relay C External input adapter PAC SC36NA D Outdoor unit control board E Max 10 m F Power supply for relay By performing the following modific...

Страница 83: ...ller transmitting error is detected by remote controller Remote controller signal receiving error is detected by indoor unit Remote controller transmitting error is detected by indoor unit Serial communication error Communication between outdoor controller board and outdoor power board Communication between outdoor controller board and M NET p c board Communication error of M NET system 1 Error co...

Страница 84: ...CN3 on outdoor power board are not disconnected Measure resistance value of outdoor thermistors Abnormality of heatsink temperature Check if indoor outdoor units have a short cycle on their air ducts Measure resistance value of outdoor thermistor TH8 Check the outdoor fan motor Check if connector TH3 on outdoor controller board is disconnected Abnormality of voltage Check looseness disconnection a...

Страница 85: ... replacement operation 3 When the display blinks Inspection code is displayed when compressor stops due to the work of protection devices Display Contents to be inspected When power is turned on F5 E8 E9 EA Eb EC E0 E7 63H connector yellow is open Indoor outdoor communication error Signal receiving error Outdoor unit Indoor outdoor communication error Transmitting error Outdoor unit Miswiring of i...

Страница 86: ...0 hours or more hundreds digit tens digit and ones digit are displayed by turns Example When 2450 hours 245 10 hours 0 5 secs 0 5secs 2 secs 1 ON 2 3 4 5 6 1 ON 2 3 4 5 6 1 ON 2 3 4 5 6 Compressor operating current 0 50 LEV A opening pulse 0 480 0 50 wOmit the figures after the decimal fractions 0 480 When it is 100 pulse or more hundreds digit tens digit and ones digit are displayed by turns Exam...

Страница 87: ...ry 2 Alternate display of error unit number and code 3 217 When the temperature is 100 or more the hundreds digit tens digit and ones digit are displayed by turns Example When 130 0 5 secs 0 5secs 2 secs A Code display Code display 0 50 When no error history 0 and are displayed by turns When no error history 0 and are displayed by turns 1 ON 2 3 4 5 6 Thermostat ON time 0 999 Test run elapsed time...

Страница 88: ...e ones digit H P Cooling only Single phase 3 phase Display details 0 H P 1 Cooling only 0 Single phase 2 3 phase Setting details Defrosting switch Display details 0 Normal 1 For high humidity Example When heat pump 3 phase and defrosting normal are set up 20 is displayed 1 ON 2 3 4 5 6 1 ON 2 3 4 5 6 Indoor pipe temperature Cond Eva TH5 1 Indoor 1 39 88 39 88 When the temperature is 0 or less and ...

Страница 89: ...N 2 3 4 5 6 Indoor setting temperature 17 30 Outdoor pipe temperature 2 phase TH6 39 88 Outdoor heatsink temperature TH8 40 200 17 30 39 88 When the temperature is 0 or less and temperature are displayed by turns 40 200 When the temperature is 0 or less and temperature are displayed by turns When the thermistor detects 100 or more hundreds digit tens digit and ones digit are displayed by turns Out...

Страница 90: ...t Lighting Cancellation of postponement 00 is displayed in case of no postponement Code display Error code history 3 Oldest Alternate display of abnormal unit number and code When no error history 0 and are displayed by turns 3 Outdoor pipe temperature Liquid TH3 6 Outdoor pipe temperature 2 phase TH6 7 Outdoor outside temperature TH7 8 Outdoor heatsink TH8 1 ON 2 3 4 5 6 1 ON 2 3 4 5 6 1 ON 2 3 4...

Страница 91: ... and temperature are displayed by turns Example When 15 C 0 5 secs 0 5secs 2 secs Outdoor pipe temperature 2 phase TH6 on error occurring 39 88 39 88 When the temperature is 0 C or less and temperature are displayed by turns Example When 15 C 0 5 secs 0 5secs 2 secs Outdoor ambient temperature TH7 on error occurring 39 88 39 88 When the temperature is 0 C or less and temperature are displayed by t...

Страница 92: ... pipe temperature Liquid TH2 3 Indoor 3 39 88 39 88 When the temperature is 0 C or less and temperature are displayed by turns Indoor pipe temperature Cond Eva TH5 3 Indoor 3 39 88 39 88 When the temperature is 0 C or less and temperature are displayed by turns When there is no indoor unit 00 is displayed 50 1 1 ON 2 3 4 5 6 Discharge superheat on error occurring SHd 0 255 Cooling TH4 TH6 Heating ...

Страница 93: ...tive control for excessive temp erature rise of discharge temperature Preventive control for excessive temp erature rise of condensing temperature Frosting preventing control Preventive control for excessive temp erature rise of heatsink Example The following controls are activated Primary current control Preventive control for excessive tempe rature rise of condensing temperature Preventive contr...

Страница 94: ...he units in the same refrigerant system Meaning of Function setting mode02 indoor temperature detecting No Indoor temperature ta No 1 Average data of the sensor on all the indoor units Initial setting ta A B 2 ta A B 2 ta A ta A No 2 The data of the sensor on the indoor unit that connected with remote controller ta A ta B ta A ta A No 3 The data of the sensor on main remote controller ta C ta C ta...

Страница 95: ...number to 01 03 or AL 07 in case of wireless remote controller When setting functions for an indoor unit in an independent system set the unit number to 01 referring to 4 setting the indoor unit number of Operating Procedure When setting functions for a simultaneous Twin Triple indoor unit system set the unit number to 01 to 03 for each indoor unit in case of selecting different functions for each...

Страница 96: ...setting Press Specified indoor unit FAN operation Change refrigerant address or unit No Switch to function setting mode Press and at the same time with the remote controller stopped 12 1 1 Selecting functions using the wired remote controller First try to familiarize yourself with the flow of the function selection procedure In this section an example of setting the room temperature detection posi...

Страница 97: ...he refrigerant address and unit number may be incorrect so repeat steps and to set the correct ones When grouping different refrigerant systems if an indoor unit other than the one to which the refrigerant address has been set performs fan operation there may be another refrigerant address that is the same as the specified one In this case check the DIP switch of the outdoor unit to see whether su...

Страница 98: ... remote controller toward the receiver of the indoor unit and press the button 3 Set the unit number Press the temp button to set the unit number Press 01 to specify the indoor unit whose unit number is 01 Direct the wireless remote controller toward the receiver of the indoor unit and press the button If a unit number that cannot be recognized by the unit is entered 3 beeps of 0 4 seconds will be...

Страница 99: ...e ON OFF button ON Initial setting value The automatic mode is displayed when the operation mode is selected OFF The automatic mode is not displayed when the operation mode is selected 4 3 Mode selection setting 1 Remote controller main sub setting To switch the setting press the ON OFF button Main The controller will be the main controller Sub The controller will be the sub controller 2 Use of cl...

Страница 100: ...ayed when the operation mode is selected Initial setting value The automatic mode is not displayed when the operation mode is selected The temperature range limit is not active Initial setting value The temperature range can be changed on cooling dry mode The temperature range can be changed on heating mode The temperature range can be changed on automatic mode The remote controller will be the ma...

Страница 101: ...ns and to select the desired refrigerant address Screen 4 Press the CLOCK buttons and to set the desired request code No 5 Press the FILTER button to perform data request The requested data will be displayed at in the same way as in maintenance mode Data collected during operation of the remote controller will be displayed The collected data such as temperature data will not be updated automatical...

Страница 102: ...red by thermostat Indoor unit Intake air temperature Unit No 1 Heat mode 4 deg correction Indoor unit Intake air temperature Unit No 2 Heat mode 4 deg correction Indoor unit Intake air temperature Unit No 3 Heat mode 4 deg correction Indoor unit Intake air temperature Unit No 4 Heat mode 4 deg correction Indoor unit Liquid pipe temperature Unit No 1 Indoor unit Liquid pipe temperature Unit No 2 In...

Страница 103: ...or unit Error postponement history 2 previous Outdoor unit Error postponement history 3 last but one 0 255 Refer to13 2 1 DetailContentsinRequestCode Refer to13 2 1 DetailContentsinRequestCode Refer to13 2 1 DetailContentsinRequestCode Refer to13 2 1 DetailContentsinRequestCode 0000 Not connected Examples Ver 5 01 Auxiliary information displayed after version information Examples Ver 5 01 A000 Dis...

Страница 104: ... history 3 third to last Abnormal thermistor display TH3 TH6 TH7 TH8 Operation mode at time of error Compressor Operating current at time of error Compressor Accumulated operating time at time of error Compressor Number of operation times at time of error Discharge temperature at time of error Outdoorunit Liquidpipe1temperature TH3 attimeoferror Outdoor unit Liquid pipe 2 temperature at time of er...

Страница 105: ...g time Fan motor ON time Indoor fan output value Sj value Indoor fan output value Pulsation ON OFF Indoor fan output value duty value Indoor unit Model setting information Indoor unit Capacity setting information Indoor unit SW3 information Wireless pair No indoor control board side setting Indoor unit SW5 information Indoor unit Microprocessor version information Indoor unit Microprocessor versio...

Страница 106: ...ode display area C 4 Relay output state Operation mode Indoor unit Control state Request code 50 Data display Operation mode Display Operation mode 0 STOP FAN C COOL DRY H HEAT d DEFROST Relay output state Display Power currently Compressor Four way valve Solenoid valve supplied to compressor Unit No 4 state Unit No 3 state Unit No 2 state Unit No 1 state Display State 0 Normal 1 Preparing for hea...

Страница 107: ...play SV1 Four way valve Compressor 0 1 2 3 4 5 6 7 8 9 A b C d E F ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON Actuator output state Display 52C SV2 SS 0 1 2 3 4 5 6 7 ON ON ON ON ON ON ON ON ON ON ON ON Error content U9 Request code 55 Data display Error content Error content 0 0 Error content Detected Display Overvoltage Undervoltage L1 phase P...

Страница 108: ...apacity setting display Request code 70 Data display Capacity 10 50 9 35 11 60 14 71 20 100 25 125 28 140 40 200 50 250 Outdoor unit Setting information Request code 71 Data display Setting information Setting information 0 0 Setting information Display Defrost mode 0 Standard 1 For high humidity Setting information Display Single Heat pump 3 phase cooling only 0 Single phase Heat pump 1 Cooling o...

Страница 109: ... 0 0 1 1 1 1 0 0 1 1 1 0 1 0 1 1 1 1 1 0 1 1 1 0 0 1 1 1 1 1 0 1 1 1 1 0 1 1 1 1 1 1 1 1 1 1 1 Outdoor unit switch setting display SW1 to SW10 except SW3 Request codes 73 to 82 0 Switch OFF 1 Switch ON Data display SW5 1 2 3 4 0 0 0 0 00 00 1 0 0 0 00 01 0 1 0 0 00 02 1 1 0 0 00 03 0 0 1 0 00 04 1 0 1 0 00 05 0 1 1 0 00 06 1 1 1 0 00 07 0 0 0 1 00 08 1 0 0 1 00 09 0 1 0 1 00 0A 1 1 0 1 00 0b 0 0 1...

Страница 110: ...HAL KAL PEAD RP JA L PLA RP AA2 PLA RP100BA3 140BA2 12 MEXZ GA VA L 32 13 33 14 34 15 35 16 36 17 37 18 38 19 39 1A 3A 1b 3b 1C 3C 1d 3d 1E 3E 1F 3F Indoor unit Capacity setting information Request code 163 Data display 0 0 See the table on the right Display Capacity setting state Display Capacity setting state 00 12 10 112 01 16 11 125 02 22 12 140 03 25 13 160 04 28 14 200 05 32 15 224 06 35 36 ...

Страница 111: ...ou want to check the data with the air conditioner stopped skip to step 4 Fixed Hz operation The operating frequency can be fixed to stabilize operation of inverter model If the air conditioner is currently stopped start it by this operation 2 Press the MODE button to select the desired operation mode Display 3 Press the FILTER button to confirm the setting Display Waiting for stabilization HEAT S...

Страница 112: ...ature Comp discharge temperature Outdoor ambient temperature INDOOR UNIT INLET TEMP INDOOR UNIT H EXC TEMP INDOOR UNIT FILTER USE H Indoor room temperature Heat exchanger temperature Filter operating time 12 340 hours Display Waiting for response Blinking After approx 10 seconds 1 1 Refrigerant address 00 Twin Refrigerant address 00 Outdoor unit Indoor unit 02 Indoor unit 01 Outdoor unit Remote co...

Страница 113: ...anger temperature Indoor intake air temperature Cool Classification Item Result Inspection Temperature difference Heat Inspection Temperature difference Stable Unstable Stable Unstable Fixed Hz operation may not be possible under the following tempera ture ranges A In cool mode outdoor intake air temperature is 40 or higher or indoor intake air temperature is 23 or lower B In heat mode outdoor int...

Страница 114: ... High notch before enabling this setting Display GAS LEAK TEST START GAS LEAK JUDGE Refrigerant leakage detection judgement Refrigerant leakage detection initial teaching 1 How to select the Refrigerant Leakage Detection mode Detection is possible regardless the unit s operation ON or OFF Press button for more than 3 seconds to switch to EASY MAINTENANCE mode Display 2 How to start the initial lea...

Страница 115: ...Then please start Judgment of refrigerant leakage mode How to reset the initial condition data When the unit is removed and installed again or refrigerant is changed additionally the Initial learning must be performed again by following procedure 1 Turn Main Power OFF 2 Connect the pin of CN31 to ON position on the outdoor controller board 3 Turn SW4 1 on the outdoor controller board to ON 4 Turn ...

Страница 116: ...back panel 2 Removing the fan motor 1 Remove the top panel See Photo 1 2 Remove the front panel See Photo 1 3 Remove 1 nut M6 left screw and detach the propeller 4 Disconnect the connector CNF1 on the controller circuit board in the electrical parts box 5 Loosen the clamp for the lead wire in the motor support 6 Remove 4 fan motor fixing screws 4 18 and detach the fan motor See Photo 3 Photo 1 Pho...

Страница 117: ...the front panel See Photo 1 4 Disconnect the indoor outdoor connecting wire from terminal block 5 Remove all the following connectors from controller circuit board fan motor LEV thermistor Outdoor pipe thermistor Discharge thermistor Outdoor 2 phase pipe thermistor Outdoor high pressure switch 4 way valve and bypass valve Pull out the disconnected wire from the electrical parts box Diagram symbol ...

Страница 118: ...move the back panel See Photo 1 5 Remove the electrical parts box See Photo 5 Thermistor Discharge TH4 6 Pull out the thermistor Discharge TH4 from the sensor holder See Photo 8 Thermistor Shell TH32 6 Pull out the thermistor Shell TH32 from the sensor holder See Photo 8 7 Removing the 4 way valve 21S4 and LEV coil LEV A LEV B 1 Remove the service panel See Photo 2 2 Remove the top panel See Photo...

Страница 119: ... a wet cloth to prevent it from heating 120 C or more then braze the pipes so that the inside of pipes are not oxidized 10 Removing the high pressure switch 63H 1 Remove the service panel See Photo 2 2 Remove the top panel See Photo 1 3 Remove the front panel See Photo 1 4 Remove the back panel See Photo 1 5 Remove the electrical parts box See Photo 5 6 Pull out the lead wire of high pressure swit...

Страница 120: ... 9 Remove 3 compressor fixing nuts by using a spanner or a adjustable wrench 10 Remove the welded pipe of motor for compressor inlet and outlet Note Recover refrigerant without spreading it in the air Receiver leg fixing screw Receiver leg 13 Removing the power receiver 1 Remove the service panel See Photo 2 2 Remove the top panel See Photo 1 3 Remove the front panel See Photo 1 4 Remove the back ...

Страница 121: ... Front panel Front panel fixing screws Nut 3 Removing the electrical parts box 1 Remove the service panel See Photo 1 2 Remove the top panel See Photo 1 3 Disconnect the indoor outdoor connecting wire from terminal block 4 Remove all the following connectors from controller circuit board fan motor LEV thermistor Outdoor pipe thermistor Shell thermistor Discharge thermistor Outdoor 2 phase pipe the...

Страница 122: ...Photo 5 5 Pull out the thermistor Outdoor TH7 from the sensor holder Note In case of replacing thermistor Outdoor TH7 replace it together with thermistor Outdoor 2 phase pipe TH6 since they are combined together Refer to No 4 above to remove thermistor Outdoor 2 phase pipe Photo 7 Clamp 6 Removing the thermistor Outdoor pipe TH3 TH33 and thermistor Discharge TH4 thermistor Shell TH32 1 Remove the ...

Страница 123: ...ing it in the air Note 2 The welded part can be removed easily by remov ing the right side panel Note 3 When installing the 4 way valve cover it with a wet cloth to prevent it from heating 120 C or more then braze the pipes so that the inside of pipes are not oxidized 9 Removing the LEV 1 Remove the service panel See Photo 1 2 Remove the top panel See Photo 1 3 Remove the electrical parts box See ...

Страница 124: ...ews 5 10 in the rear of the unit and remove the right side panel 5 Pull out the lead wire of high pressure switch 6 Recover refrigerant 7 Remove the welded part of high pressure switch Note 1 Recover refrigerant without spreading it in the air Note 2 The welded part can be removed easily by removing the right side panel Note 3 When installing the high pressure switch cover it with a wet cloth to p...

Страница 125: ...ver refrigerant without spreading it in the air 13 Removing the power receiver 1 Remove the service panel See Photo 1 2 Remove the top panel See Photo 1 3 Remove 2 front cover panel fixing screws 5 10 and remove the front cover panel See Photo 4 4 Remove 2 back cover panel fixing screws 5 10 and remove the back cover panel 5 Remove the electrical parts box See Photo 4 6 Remove 3 valve bed fixing s...

Страница 126: ...utdoor pipe thermistor Discharge thermistor Shell thermistor Outdoor 2 phase pipe thermistor Outdoor high pres sure switch and 4 way valve coil Pull out the disconnected wire from the electrical parts box Diagram symbol in the connector housing Fan motor CNF1 CNF2 LEV LEV A and LEV B LEV C only for RP140 Thermistor Outdoor pipe TH3 TH33 Thermistor Discharge TH4 Thermistor Outdoor 2 phase pipe Outd...

Страница 127: ... Note In case of replacing thermistor Outdoor TH7 replace it together with thermistor Outdoor 2 phase pipe TH6 since they are combined together Refer to No 4 above to remove thermistor Outdoor 2 phase pipe Photo 7 Clamp Controller circuit board C B Thermistor Outdoor 2 phase pipe TH6 6 Removing the thermistor Outdoor pipe TH3 TH33 and thermistor Discharge TH4 thermistor Shell TH32 1 Remove the ser...

Страница 128: ...e 2 The welded part can be removed easily by remov ing the right side panel Note 3 When installing the 4 way valve cover it with a wet cloth to prevent it from heating 120 C or more then braze the pipes so that the inside of pipes are not oxidized 9 Removing LEV 1 Remove the service panel See Photo 1 2 Remove the top panel See Photo 1 3 Remove the electrical parts box See Photo 4 4 Remove 3 valve ...

Страница 129: ...LEV coil LEV C Photo 9 PUHZ RP140VKA Thermistor Outdoor pipe TH33 Reactor DCL 4 way valve coil 21S4 4 way valve High pressure switch 63H 12 Removing the compressor MC 1 Remove the service panel See Photo 1 2 Remove the top panel See Photo 1 3 Remove 2 front cover panel fixing screws 5 10 and remove the front cover panel See Photo 4 4 Remove 4 back cover panel fixing screws 5 10 and remove the back...

Страница 130: ...o 4 6 Remove 3 valve bed fixing screws 4 10 and 4 ball valve and stop valve fixing screws 5 16 then remove the valve bed 7 Remove 3 right side panel fixing screws 5 10 in the rear of the unit then remove the right side panel 8 Recover refrigerant 9 Remove 4 welded pipes of power receiver inlet and outlet 10 Remove 2 receiver leg fixing screws 4 10 Note Recover refrigerant without spreading it in t...

Страница 131: ...oor connecting wire from terminal block 4 Disconnect the connector CNF1 CNF2 LEV A and LEV B LEV C RP140 on the controller circuit board Symbols on the board CNF1 CNF2 Fan motor LEV A LEV B LEV C LEV 5 Disconnect the pipe side connections of the following parts Thermistor Outdoor pipe TH3 TH33 Thermistor Discharge TH4 Thermistor Outdoor 2 phase pipe Outdoor TH7 6 High pressure switch 63H 4 way val...

Страница 132: ...he plate equipped with the noise filter circuit board and converter circuit board See Photo 10 Note When reassembling the electrical parts box make sure the wirings are correct Photo 5 7 Remove the terminal cover and disconnect the compressor lead wire 8 Remove 2 electrical parts box fixing screws 4 10 and detach the electrical parts box by pulling it upward The electrical parts box is fixed with ...

Страница 133: ...older Note In case of replacing thermistor Outdoor TH7 replace it together with thermistor Outdoor 2 phase pipe TH6 since they are combined together Refer to No 5 above to remove thermistor Outdoor 2 phase pipe Photo 13 Clamp Thermistor Outdoor 2 phase pipe TH6 7 Removing the thermistor Outdoor pipe TH3 TH33 and thermistor Discharge TH4 thermistor Shell TH32 1 Remove the service panel See Photo 1 ...

Страница 134: ...top valve fixing screws 5 16 then remove the valve bed 4 Remove 4 right side panel fixing screws 5 10 in the rear of the unit then remove the right side panel 5 Remove the 4 way valve coil See Photo 15 6 Recover refrigerant 7 Remove the welded part of 4 way valve Note 1 Recover refrigerant without spreading it in the air Note 2 The welded part can be removed easily by remov ing the right side pane...

Страница 135: ... reactor See Photo 17 4 Remove each 4 fixing screws 2 front 2 back of reactor of 3 reactors Note 1 The reactor is very heavy 4 kg Be careful when handling it Note 2 The reactor box is also removable Photo 16 Reactors Photo 17 Reactors Lead wires of reactors Reactors Figure 2 Reactor box fixing screw front Reactor fixing screws front Reactor box fixing screw front OPERATING PROCEDURE PHOTOS ...

Страница 136: ...ecover refrigerant without spreading it in the air Photo 18 Compressor MC Valve bed Separator Separator fixing screw Power receiver Valve bed fixing screws Compressor fixing nut 14 Removing the power receiver 1 Remove the service panel See Photo 1 2 Remove the top panel See Photo 1 3 Remove 2 front cover panel fixing screws 5 10 and remove the front cover panel See Photo 4 4 Remove 4 back cover pa...

Страница 137: ... service panel and top panel 1 Remove 3 service panel fixing screws 5 10 and slide the hook on the right downward to remove the service panel 2 Remove screws 3 for front 3 for rear 5 10 of the top panel and remove it 2 Removing the fan motor MF1 MF2 1 Remove the service panel See Photo 1 2 Remove the top panel See Photo 1 3 Remove 4 fan grille fixing screws 5 10 to detach the fan grille See Photo ...

Страница 138: ...gether with thermistor Outdoor 2 phase pipe TH6 since they are combined together Refer to No 5 above to remove thermistor Outdoor 2 phase pipe Photo 7 Clamp Thermistor Outdoor 2 phase pipe TH6 6 Removing the thermistor Outdoor pipe TH3 thermis tor Discharge TH4 and thermistor Shell TH32 1 Remove the service panel See Photo 1 2 Disconnect the connectors TH3 white and TH4 white on the controller cir...

Страница 139: ... then remove the right side panel 6 Remove the 4 way valve coil 7 Recover refrigerant 8 Remove the welded part of 4 way valve 9 Removing the linear expansion valve 1 Remove the service panel See Photo 1 2 Remove the top panel See Photo 1 3 Remove 3 valve bed fixing screws 4 10 4 ball valve and stop valve fixing screws 5 16 then remove the valve bed 4 Remove 3 right side panel fixing screws 5 10 in...

Страница 140: ... compressor inlet and outlet and remove the compressor Note Recover refrigerant without spreading it in the air Photo 10 Compressor MC Soundproof cover Compressor fixing nut Compressor terminal 10 Removing the high pressure switch 63H 63H1 63H2 1 Remove the service panel See Photo 1 2 Remove the top panel See Photo 1 3 Remove 3 right side panel fixing screws 5 10 in the rear of the unit and remove...

Страница 141: ...remove the back cover panel 5 Remove the electrical parts box See Photo 4 6 Remove 3 valve bed fixing screws 4 10 and 4 ball valve and stop valve fixing screws 5 16 and then remove the valve bed 7 Remove 3 right side panel fixing screws 5 10 in the rear of the unit and then remove the right side panel 8 Recover refrigerant 9 Remove 4 welded pipes of power receiver inlet and outlet 10 Remove 2 rece...

Страница 142: ... 8310 JAPAN CCopyright 2009 MITSUBISHI ELECTRIC ENGINEERING CO LTD Distributed in Jan 2010 No OCH451 REVISED EDITION A PDF 5 Distributed in May 2009 No OCH451 PDF 7 Made in Japan New publication effective Jan 2010 Specifications subject to change without notice ...

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