Mitsubishi PUMY-125VM Technical & Service Manual Download Page 94

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8-8-4. Outdoor resistor board
PUMY-125YM
PUMY-125YM

PUMY-125YMA

CNR
Connect to the outdoor
power supply board (CNR)

CNA
220-240V AC
Connect to the noise filter (CNA)

OC183E--4.qxp 10.5.6 0:54 PM Page 94

Summary of Contents for PUMY-125VM

Page 1: ...EMBLY 111 12 PARTS LIST 122 Outdoor unit Model names Service Ref PUMY 71VM PUMY 71VM PUMY 71VM1 PUMY 71VM2 PUMY 125VM PUMY 125VM PUMY 125VM1 PUMY 125VM2 PUMY 125YM PUMY 125YM PUMY 125YM1 PUMY 125VMA P...

Page 2: ...183 REVISED EDITION D PUMY 125VMA PUMY 125VMA1 Partial Change on Electrical Wiring Change of reactor DCL Only 2 reactor DCL1 2 are adopted Previously 4 Revision 12 PARTS LIST has been modified on page...

Page 3: ...VGM 40VGM 50VGM 63VFM 100VFM 20VLEM 25VLEM 32VLEM 40VLEM 50VLEM 63VLEM 20VLRM 25VLRM 32VLRM 40VLRM 50VLRM 63VLRM 40VGM 63VGM 100VGM 125VGM PLFY P PLFY P PEFY P PDFY P PKFY P PCFY P PFFY P PFFY P Capac...

Page 4: ...spended type M Ceiling cassette type M NET control M NET control MA control Sub number Frequency conversion controller Outdoor unit MULTI S Model 125 5hp For 5 rooms VM For 8 rooms VM1 YM VM2 YM1 VMA...

Page 5: ...multaneously 1 Branching pipe Model Branching connector CMY Y62C E CMY Y64 C CMY Y68 CMY S65 2 4 8 5 NUMBER OF BRANCHING POINTS 2 Examples of System Construction All models 71 25 25 40 Piping method T...

Page 6: ...vices Gas Liquid Fan kcal h kW A A kcal h kW A A mm kW Legal tons W L k min W dB kg mm mm kg 7 100 3 50 17 5 16 7 16 0 91 15 0 8 000 3 65 18 2 17 4 16 7 91 15 0 12 500 6 57 34 9 33 5 32 2 85 22 0 14 0...

Page 7: ...Rated Cooling capacity Rated power consumption Operating current Operating power factor Starting current Rated Heating capacity Rated power consumption Operating current Operating power factor Starti...

Page 8: ...Rated Cooling capacity Rated power consumption Operating current Operating power factor Starting current Rated Heating capacity Rated power consumption Operating current Operating power factor Startin...

Page 9: ...power consumption Operating current Operating power factor Starting current Rated power supply Type o charge amount Control method External finish Munsell colour coded markings Dimensions H o W o D N...

Page 10: ...pacity Rated power consumption Operating current Operating power factor Starting current Rated power supply Type o charge amount Control method External finish Munsell colour coded markings Dimensions...

Page 11: ...t Rated Heating capacity Rated power consumption Operating current Operating power factor Starting current Rated power supply Type o charge amount Control method External finish Munsell colour coded m...

Page 12: ...ted power consumption Operating current Operating power factor Starting current Rated power supply Type o charge amount Control method External finish Munsell colour coded markings Dimensions H o W o...

Page 13: ...city of PKFY P25VAM and PLFY P50VLMD will be calculated as follows by using the formula in 4 1 2 1 Model 25 13 026 o 2 171 kcal h Model 50 13 026 o 4 342 kcal h The total model capacity of indoor unit...

Page 14: ...6754 6869 6985 7100 7213 7325 7438 7550 7663 7775 7888 8000 8012 8024 8036 8049 8061 8073 8085 8097 8109 8121 8133 8146 8158 8170 8182 8194 8206 8218 8231 8243 8255 8267 2 02 2 07 2 12 2 17 2 22 2 27...

Page 15: ...00 4610 4720 4830 4940 5050 5160 5270 5380 5490 5600 5715 5831 5946 6062 6177 6292 6408 6523 6638 6754 6869 6985 7100 7213 7325 7438 7550 7663 7775 7778 8000 8012 8024 8036 8049 8061 8073 8085 8097 81...

Page 16: ...9 3 60 3 60 2 05 2 09 2 13 2 16 2 20 2 24 2 27 2 30 2 35 2 39 2 42 2 27 2 50 2 53 2 57 2 62 2 66 2 68 2 73 2 77 2 81 2 86 2 90 2 93 2 98 3 02 3 05 3 10 3 14 3 18 3 23 3 27 3 31 3 35 3 39 3 43 3 48 3 5...

Page 17: ...96 3 01 3 06 3 11 3 16 3 21 3 25 3 30 3 35 3 40 3 45 3 51 3 57 3 62 3 67 3 73 3 78 3 84 3 89 3 95 4 01 4 07 4 13 4 19 4 25 4 31 4 37 4 43 4 50 4 56 4 62 4 68 4 75 4 81 4 88 4 95 5 02 5 08 5 15 5 22 5...

Page 18: ...6 04 6 03 6 01 5 99 5 97 5 95 5 93 5 91 5 89 5 88 5 86 5 84 5 82 5 80 5 78 5 76 5 74 5 73 5 71 5 69 5 67 5 64 5 62 5 60 5 58 5 57 5 55 5 53 5 51 5 49 5 47 5 45 5 43 5 42 5 40 5 38 6 09 6 17 6 24 6 32...

Page 19: ...16 3 20 3 25 3 29 3 34 3 39 3 43 3 48 3 53 3 57 3 62 3 67 3 72 3 76 3 81 3 86 3 91 3 96 4 01 4 06 4 11 4 16 4 21 4 26 4 31 4 36 4 41 4 46 4 52 4 57 4 62 4 67 4 73 4 78 7 83 4 89 4 94 4 99 5 05 5 10 5...

Page 20: ...88 5 86 5 84 5 82 5 81 5 79 5 77 5 75 5 73 5 71 5 69 5 67 5 66 5 64 5 62 5 60 5 58 5 56 5 54 5 52 5 51 5 49 5 47 5 45 5 43 5 41 5 39 5 37 5 36 5 34 5 32 31 5 31 9 32 3 32 7 33 1 33 6 33 6 33 6 33 6 3...

Page 21: ...62 3 66 3 71 3 75 3 79 3 84 3 88 3 92 3 96 4 01 4 06 4 10 4 14 4 19 4 23 4 27 4 32 4 36 4 42 4 46 4 50 4 55 4 60 4 65 4 70 4 74 4 79 4 84 4 89 4 94 4 98 5 04 5 08 5 14 5 18 5 24 5 29 5 33 5 39 5 44 C...

Page 22: ...97 6 02 6 10 6 09 6 07 6 05 6 03 6 01 6 00 5 98 5 97 5 95 5 94 5 91 5 89 5 88 5 86 5 85 5 83 5 82 5 79 5 77 5 76 5 74 5 73 5 71 5 70 5 67 5 65 5 64 5 62 5 61 5 59 5 58 5 55 5 53 5 52 5 50 5 49 5 47 5...

Page 23: ...98 5 03 5 08 5 14 5 19 3 8 3 9 3 9 4 0 4 1 4 1 4 2 4 2 4 3 4 4 4 5 4 5 4 6 4 7 4 7 4 8 4 9 5 0 5 0 5 1 5 2 5 3 5 3 5 4 5 5 5 6 5 7 5 7 5 8 5 9 6 0 6 1 6 2 6 3 6 3 6 4 6 5 6 6 6 7 6 8 6 9 7 0 7 1 7 2...

Page 24: ...140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 8 0 8 1 8 2 8 3 8 4 8 5 8 6 8 6 8 6 8 6 8 7 8 7 8 7 8 7 8 8 8 8 8 8 8 8 8 9 8 9 8 9 8 9 9 0 9 0 9 0 9 0...

Page 25: ...4 3 4 4 4 4 4 4 4 5 4 6 4 6 4 7 4 7 4 8 4 8 4 9 5 0 5 0 5 1 5 1 5 2 5 2 5 3 5 4 5 4 5 4 5 5 5 5 5 6 5 7 5 7 5 8 5 9 5 9 6 0 6 0 6 1 6 2 6 2 6 3 6 3 6 4 6 4 6 5 6 6 6 6 6 7 6 8 6 8 6 9 7 0 7 0 7 1 7 2...

Page 26: ...2 8 2 8 2 8 2 8 1 8 1 8 1 8 1 8 1 8 0 8 0 8 0 8 0 7 9 7 9 7 9 7 9 7 8 7 8 7 8 7 8 7 8 7 7 7 7 7 7 7 7 7 6 7 6 7 6 7 6 7 6 7 6 7 6 7 6 7 5 7 5 7 5 7 5 7 4 7 4 7 4 7 4 126 127 128 129 130 131 132 133 13...

Page 27: ...7 4 8 4 8 4 9 4 9 5 0 5 0 5 1 5 2 5 2 5 3 5 3 5 4 5 5 5 5 5 6 5 7 5 7 5 8 5 9 5 9 5 9 6 0 6 1 6 1 6 2 6 3 6 3 6 4 6 5 6 5 6 6 6 7 6 7 6 8 6 9 6 9 6 9 7 0 7 1 7 2 7 2 7 3 7 4 7 4 7 5 7 6 7 7 7 7 7 8 7...

Page 28: ...0 8 9 8 9 8 9 8 9 8 8 8 8 8 8 8 8 8 7 8 7 8 7 8 7 8 6 8 6 8 6 8 6 8 5 8 5 8 5 8 5 8 4 8 4 8 4 8 4 8 3 8 3 8 3 8 3 8 3 8 3 8 3 8 3 8 2 8 2 8 2 8 2 8 1 8 1 8 1 8 0 126 127 128 129 130 131 132 133 134 1...

Page 29: ...3 89 3 93 3 98 4 03 4 08 4 13 4 19 4 24 4 29 4 34 4 39 4 45 4 50 4 55 4 61 4 66 4 72 4 77 4 83 4 89 4 94 5 00 5 06 5 12 5 17 2 77 2 81 2 84 2 88 2 92 2 95 2 99 3 03 3 06 3 10 3 14 3 18 3 21 3 25 3 29...

Page 30: ...14 6 14 6 14 6 15 6 15 6 15 6 15 6 16 6 16 6 16 6 17 6 17 6 17 6 18 6 18 6 18 6 19 6 19 6 19 6 20 6 20 6 20 6 21 6 21 6 21 6 22 6 22 6 22 6 22 6 23 6 23 6 23 6 24 5 13 5 18 5 23 5 28 5 33 5 38 5 43 5...

Page 31: ...pacity at the rated time and the total capacity at the rated time individual capacity at the rated time Individual capacity under stated conditions total capacity under the stated conditions o total c...

Page 32: ...PUMY YMA 0 4 5 0 10 20 30 40 46 0 6 0 8 1 0 1 2 1 4 0 6 0 8 1 0 1 2 1 4 22 20 18 16 22 20 18 16 0 4 12 10 0 10 5 5 15 0 6 0 8 1 0 1 2 1 4 0 6 0 8 1 0 1 2 1 4 15 20 25 20 15 25 Cooling Capacity ratio...

Page 33: ...5 50 53 75 71 100 93 130 Total capacity of indoor unit Cooling Capacity ratio piping length m 3 Method for Obtaining the Equivalent Piping Length Equivalent length for type 125 length of piping to far...

Page 34: ...2 bar PUMY 71VM PUMY 71VM1 PUMY 71VM2 Hi 52 SPL dB LINE NOTCH 90 80 70 60 50 40 30 20 10 63 125 250 500 1000 2000 4000 8000 APPROXIMATE THRESHOLD OF HEARING FOR CONTINUOUS NOISE NC 60 NC 50 NC 40 NC 3...

Page 35: ...or central control Terminal block for transmission Knock out hole for right piping Gas refrigerant pipe connection 15 88 5 8F Handing for moving Service panel Liquid refrigerant pipe connection 9 52 3...

Page 36: ...efrigerant pipe connection 19 05 3 4F Liquid refrigerant pipe connection 9 52 3 8F Knock out hole for right piping Bottom piping hole shaped notched holes standard bolt M10 Drain hole 3 33 hole Option...

Page 37: ...SUPPLY TROUBLE OUTPUT CONNECTOR CENTRALIZED CONTROL POWER SUPPLY CONNECTOR FOR STORING JUMPER CONNECTOR CONNECTOR COMPRESSOR DRIVE SIGNALOUTPUT CONNECTOR DEMAND SIGNAL SILENT MODE INPUT CONNECTOR CUR...

Page 38: ...UPPLY CONNECTOR IPM POWER SUPPLY TROUBLE OUTPUT CONNECTOR CENTRALIZED CONTROL POWER SUPPLY CONNECTOR FOR STORING JUMPER CONNECTOR CONNECTOR COMPRESSOR DRIVE SIGNAL OUTPUT CONNECTOR DEMAND SIGNAL SILEN...

Page 39: ...WER SUPPLY TROUBLE OUTPUT CONNECTOR CENTRALIZED CONTROL POWER SUPPLY CONNECTOR FOR STORING JUMPER CONNECTOR CONNECTOR COMPRESSOR DRIVE SIGNALOUTPUT CONNECTOR DEMAND SIGNAL SILENT MODE INPUT CONNECTOR...

Page 40: ...NECTOR IPM POWER SUPPLY TROUBLE OUTPUT CONNECTOR CENTRALIZED CONTROL POWER SUPPLY CONNECTOR FOR STORING JUMPER CONNECTOR CONNECTOR COMPRESSOR DRIVE SIGNAL OUTPUT CONNECTOR DEMAND SIGNAL SILENT MODE IN...

Page 41: ...POWER SUPPLY TROUBLE OUTPUT CONNECTOR CENTRALIZED CONTROL POWER SUPPLY CONNECTOR FOR STORING JUMPER CONNECTOR CONNECTOR COMPRESSOR DRIVE SIGNAL OUTPUT CONNECTOR DEMAND SIGNAL SILENT MODE INPUT CONNECT...

Page 42: ...PPLY CONNECTOR IPM POWER SUPPLY TROUBLE OUTPUT CONNECTOR CENTRALIZED CONTROL POWER SUPPLY CONNECTOR FOR STORING JUMPER CONNECTOR CONNECTOR COMPRESSOR DRIVE SIGNAL OUTPUT CONNECTOR DEMAND SIGNAL SILENT...

Page 43: ...3 2 1 0 NO FUSE BREAKER 25A L1 L2 L3 N X X 1 RD2 1 WHT CN3D WHT CN51 WHT CN41 WHT CN40 5 3 2 1 4 3 2 1 4 3 2 1 4 3 2 1 YLW CB2 CB1 CNR WHT CNR WHT RED CNA POWER SUPPLY BOARD YLW 49C RED CN1 FUSE1 6 3...

Page 44: ...ion SW5 SW4 SW3 SW2 SW1 Switch Display Selection Fuse 6 3A F1 F2 Multi Circuit Board M B Connector Connector CN5 CNAC2 Connection Terminal Ground EI NI NO Connection Lead N Phase LI LO Connection Lead...

Page 45: ...7 654 3 2 1 0 NO FUSE BREAKER 25A L1 L2 L3 N X X 1 RD2 1 WHT CN3D WHT CN51 WHT CN41 WHT CN40 5 3 2 1 4 3 2 1 4 3 2 1 4 3 2 1 YLW CB2 CB1 CNR WHT CNR WHT RED CNA POWER SUPPLY BOARD YLW 49C RED CN1 FUS...

Page 46: ...8 9 006 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 004 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3...

Page 47: ...detection Outdoor unit Refrigerant Piping Specifications dimensions of flared connector Indoor unit Outdoor unit Capacity Item 20 25 32 40 50 63 71 80 100 125 71 125 Liquid piping Gas piping 6 35 1 4...

Page 48: ...lar two wire cable One NR may be connected to a maximum of 16 indoor unit Two NR units may be used to perform control tasks the second one pressed will have priority if two are pressed simultaneously...

Page 49: ...be connected with an SC are shown as follows 3 There may be a maximum of two controllers when a group has 16 indoor units or less 4 The transmission wire must have a power supply when an SC is used P...

Page 50: ...ith the terminal block TB6 for the remote controller NR c Set the address setting switch as shown below 3 Group operation Multiple indoor units operated together by one remote controller Unit Indoor u...

Page 51: ...plus 100 In this case it should be 101 OC IC Main Sub 051 M1M2S TB5 NR 001 IC M1M2 S TB5 002 TB6 102 M1 M2S M1 M2S TB3 TB7 1 2 TB15 1 2 TB15 1 2 TB15 1 2 TB15 IC M1M2 S M1M2S TB5 001 IC TB5 002 NR Mai...

Page 52: ...40 g Connect the terminal S on the terminal block for central control TB7 for the outdoor unit OC for the unit into which the jumper connector was inserted into CN40 in Step above to the ground termin...

Page 53: ...ol panel should be connected to the ground terminal of the electric components box for one outdoor unit only Never connect together the terminal blocks TB5 for transmission wires for indoor units IC t...

Page 54: ...each indoor unit IC Use non polarized two wire b Connect terminals 1 and 2 on transmission cable terminal block TB15 for each indoor unit with the terminal block for the MA remote controller MA 3 Grou...

Page 55: ...able length R3 R4 R5 R6 200m 0 3 1 25 mm2 Longest transmission cable length The same as above MA remote controller cable length R7 R8 200m 0 3 1 25 mm2 IC M1M2 S 1 2 M1M2S TB5 TB15 1 2 TB15 000 IC TB5...

Page 56: ...or unit OC and the grounded terminal for the electrical components box f On one outdoor unit only change the jumper connector on the control panel from CN41 to CN40 g Connect the terminal S on the ter...

Page 57: ...l S on the terminal block TB7 for the central control panel should be connected to the ground terminal of the electric components box for one outdoor unit only Never connect together the terminal bloc...

Page 58: ...power supply cable for secure connection Make sure that all switch settings of address or adjustments for special specification systems are correctly settled 2 Safety check With the insulation tester...

Page 59: ...seconds The above steps are the same as when making group settings A Changing to the linked operation unit address display state The display shown in Figure 4 will appear when the a button on the rem...

Page 60: ...ion after resting the w button again Returning to the normal mode after completing the check Simultaneously press the FILTER and k buttons on the remote controller and hold for two seconds to return t...

Page 61: ...adiator panel Multiple IPM errors Over current trouble Intake thermistor trouble TH21 or discharge thermistor trouble TH1 Liquid pipe thermistor trouble TH22 or low pressure saturation thermistor trou...

Page 62: ...harge temperature thermistor error 1108 Compressor inner thermo abnormality When the inner thermo performs 1st detection during the compressor operation the compressor stops and restarts operation in...

Page 63: ...it capacity codes miss setting If the capacity code is set greatly initial frequency rises and high pressure is easy to rise Check the outdoor unit 17 Solenoid valve SV1 performance failure High press...

Page 64: ...valve performance failure not full opened 2 Compressor is operating in HEAT mode 4 Error detection of discharge super heat 3 Discharge super heat is 70 or more 1 High pressure pressure sensor defecti...

Page 65: ...pe clogging 3 Open circuit of drain sensor side heater Confirm the resistance of the drain sensor side heater approx 82 at normal between connector CN50 1 and 3 in the indoor controller board Check th...

Page 66: ...it failure If abnormality is not found in the method of the above mentioned from 1 to 3 it is defective of the indoor controller board 4115 Power supply synchronous signal abnormality When power suppl...

Page 67: ...re in the indoor controller board or fan output circuit failure in the indoor power board 1 In the case of abnormality after the fan operation Replace the indoor controller board When the fan does not...

Page 68: ...ce of thermistor Use tester 6 Thermistor input circuit failure in the multi controller board Change the SW1 to and check the temperature in radiation shield temperature thermistor When there is a big...

Page 69: ...ecomes the 1st detection and performs the same action as 1 and 2 Check the resistance of IPM In the case of abnormality replace the gate ampere board and IPM Check the resistance of diode stack 6 IPM...

Page 70: ...half disconnection Check whether the thermistor wiring is disconnected or not While the compressor is protected not to restart in 3minutes the unit is delayed abnormal stop Then the outdoor unit addr...

Page 71: ...ion in 3minutes When the detected temperature is normal just before restarting the outdoor unit restarts 1 Connector TH2 contact failure Check whether the connector TH2 in the multi controller board i...

Page 72: ...in 3minutes When the detected temperature is normal just before restarting the outdoor unit restarts 1 Connector TH5 contact failure Check whether the connector TH5 in the multi controller board is c...

Page 73: ...UMY 71VM2 PUMY 125VM2 PUMY 125YMA IPM radiator panel temperature thermistor THHS abnormality When controller detects short open in thermistor during the operation the outdoor unit stops once and resta...

Page 74: ...and the noise on the transmission line 6602 Transmission processor H W error 1 shows on the transmission line though the transmission processor transmitted 0 1 When the wiring for either of the indoo...

Page 75: ...nsmitted data by a defective repeater function which connects and intercepts the transmission of controlling system and centralized control system and it causes abnormal detection Check whether the ou...

Page 76: ...an origin since there is the indoor unit which memorizes the address data cancel the unnecessary address data by the manual setting function of remote controller Line diameter 1 25 e or more However...

Page 77: ...nized operating with other refrigerant system fresh master the indoor units transmits the signal to the fresh master after the fresh master and same refrigerant system outdoor unit is turned off or tu...

Page 78: ...nsmission voltage and signal by transmission line tolerance over Check the transmission wave and noise on the transmission line Though there was a replay ACK of having received signal from the other s...

Page 79: ...ting to the indoor unit 1 It is abnormality though the indoor unit transmitted H when L reception is detected continuously three times Or other indoor unit is transmitting to the unit remote controlle...

Page 80: ...ndoor unit No 7 Code of indoor unit No 8 1 2 1 2 7100 1 Connecting total models of the indoor unit exceed the specified level 125 Possible up to 163 code 33 Check the total models of connected indoor...

Page 81: ...e outdoor multi board 1 First check the electricity current maker If the correct voltage DC 8 7 13V is not supplied on the remote controller the electric current marker will be lit If the electricity...

Page 82: ...own M NET remote controller cable is shorted or down HO keeps being displayed or it is displayed periodically HO is usually displayed for 3 minutes at the longest after the power supply of the outdoor...

Page 83: ...it controller board is blown The power supply of the outdoor unit is not on The power supply of the feeding expansion unit for the transmission line is not on The setting of MA remote controller is no...

Page 84: ...detection switching Defrost disabled time selection Linear expansion valve opening setting of thermo OFF unit in the heat mode Enable disable operation from outdoor unit Run stop from the outdoor uni...

Page 85: ...lve on indoor unit Forced defrost Cumulative 60 min Forced defrost Defrost detection switching Defrost disabled time selection Vacuum operation protection error code 1505 is not detected Enable disabl...

Page 86: ...V Preparations in the field CN3D X Y X Y SW1 SW2 1 2 3 Distant control board External output adapter Outdoor unit control board Relay circuit Maximum cable length is 10m Relay power X Y Relay DC1mA Pr...

Page 87: ...tween the terminals using a tester Part wiring temperature 20C 4 way coil w2 21S4 Normal 1434 Normal White Red Yellow Brown Orange Red Blue Brown Abnormal Abnormal 150 10 Open or short Normal 1500 Abn...

Page 88: ...tor Radiator panel temperature thermistor THHS 0 10 20 30 40 50 Low temperature thermistor 20 10 0 10 20 30 40 50 Temperature Resistance K 200 Medium temperature thermistor 150 100 50 0 25 50 75 100 1...

Page 89: ...nnector Only LEV A Controller board DC12V Drive circuit Connector CN60 SLEV w Thermistor R120 7 465k 2 B constant 4057K 2 Rt 7 465exp 4057 273 t 393 1 1 20 250k 30 160k 40 104k 50 70k 60 48k 70 34k 80...

Page 90: ...locked and the motor is still operating the motor will emit a clicking noise and will not function This clicking noise indicates an abnormality Use an all purpose electrical meter to measure the resis...

Page 91: ...tection of paimary current Cnnect to the NF1 CNCT Only for 71VM model CN3D Demand silent mode inpt CN40 Centralized control power supply CN41 For storing jumper connector 30V DC 27 3 30V 12V DC 11 5 1...

Page 92: ...nect to fan motor FUSE1 FUSE 250V AC 2A 21S4 4 way coil 52C 52C Relay SV1 Solenoid coil CNA Power supply 220 230V AC FUSE2 FUSE 250V AC 6A 5V DC 4 75 5 25V 30V DC 27 3 30V 12V DC 11 5 15 6V 26C Therma...

Page 93: ...cuit board CN2 1 49C fault 2 IPM fault 3 Voltage shortage fault 4 Voltage sigunal 5 Fan sigunal CN4 Inverter sigunal Connect to the outdoor multi controller board CN1 49C Thermal switch MF1 MF2 Connec...

Page 94: ...94 8 8 4 Outdoor resistor board PUMY 125YM PUMY 125YM1 PUMY 125YMA CNR Connect to the outdoor power supply board CNR CNA 220 240V AC Connect to the noise filter CNA...

Page 95: ...rge temperature 63HS High pressure sensor CNS2 Connect to the terminal block TB7 For centralized control CNS1 Connect to the terminal block TB3 Indoor outdoor unit connecting wire LEV A Expansion valv...

Page 96: ...U V and W shown in the diagram above are not actually printed on the board POWER MODULE CNDC 300V 380V DC Connect to the outdoor multi circuit board CNDC P1 P2 N1 L N N2 U V W CN5 Detection of primar...

Page 97: ...ct to the outdoor multi circuit board CNAC EI Connect to the earth LI NI Voltage of 220 240V AC is input Connect to the terminal block TB1 CN5 Primary current Connect to the outdoor power circuit boar...

Page 98: ...wer IPM abnormality 5 No 5 unit check Radiator panel abnormality Indoor unit address error Radi a tor panel overheati n g del a y Radiator panel overheating delay 6 No 6 unit check Vacuum operation ab...

Page 99: ...ning No 4 unit Indoor LEV opening No 5 unit High pressure sensor Pd TH1 Td TH2 ET TH6 TH5 THHS TH23 No 1 indoor unit TH23 No 2 indoor unit TH23 No 3 indoor unit TH23 No 4 indoor unit TH23 No 5 indoor...

Page 100: ...Outdoor SC cooling Target subcool step Indoor SC SH No 1 indoor unit Indoor SC SH No 2 indoor unit Indoor SC SH No 3 indoor unit Indoor SC SH No 4 indoor unit Indoor SC SH No 5 indoor unit Discharge s...

Page 101: ...ess of LEV at time of abnormality No 2 unit Openness of LEV at time of abnormality No 3 unit Openness of LEV at time of abnormality No 4 unit Openness of LEV at time of abnormality No 5 unit High pres...

Page 102: ...Valve position at abnormality delay LEV No 6 Indoor unit Valve position at abnormality delay LEV No 7 Indoor unit Valve position at abnormality delay LEV No 8 Indoor unit SC SH No 6 indoor unit at abn...

Page 103: ...es Protective switches excessive current protection along main or branch lines should typically consist of fuseless breakers ELB 4 Please perform grounding 5 It is suggested that you consult with your...

Page 104: ...r less Suitable for single refrigerant system 120m or longer regardless of length Multiple refrigerant system Shielded wire CVVS CPEVS If the transmission distance is too long or if there is a source...

Page 105: ...r company 9 6 1 Obtaining the electrical characteristics of a MULTI S series system 1 Procedure for obtaining total power consumption 1 Please note that the power consumption of the outdoor unit will...

Page 106: ...m Branch to Indoor Unit a b c d 3 Section From Branch to Branch B C 3 Refrigerant Piping Diameter In Section From Branch to Branch 2 Refrigerant Piping Diameter In Section From Branch to Indoor Unit I...

Page 107: ...ction From Outdoor Unit to First Branch A 2 Sections From Branch to Indoor Unit a b c d 2 Refrigerant Piping Diameter In Section From Branch to Indoor Unit Indoor Unit Piping Diameter Each Section of...

Page 108: ...ranch to Branch B C 3 Refrigerant Piping Diameter In Section From Branch to Branch 2 Refrigerant Piping Diameter In Section From Branch to Indoor Unit Indoor Unit Piping Diameter Each Section of Pipin...

Page 109: ...s can be connected Refrigerant Piping Diameter In Section From Branch to Indoor Unit Indoor Unit Piping Diameter Refrigerant of 3kg equivalent to 50 m total extended piping length model 125 or 2 4kg e...

Page 110: ...2 Calculate room volumes in K K and find the room with the smallest volume The part with represents the room with the smallest volume a Situation in which there are no partitions 3 Use the results of...

Page 111: ...n cover fixing screw 15o15screw and take off the fan guard by rotating it to the left 4 Remove the fan motor wires MF1 MF2 from the power supply board Remove the capacitor wires 5 Loosen the fan motor...

Page 112: ...er wire and the inner thermostat terminal 6 Remove the electrical box screw 1 pc 4 o 10 7 Remove the valve bed screws from the right side of the valve bed 2 pcs 4 o 10 8 Remove the electrical box afte...

Page 113: ...move screws 3 pcs 4o10 4 pcs 5o16 and the valve bed including the ball valve mounting portion 6 Remove the separator screws 1 pc 4o10 7 Remove the welded portions of the compressor discharge and intak...

Page 114: ...ve Do not expose 4 way valve to above 120 C Photo 9 Photo 10 Photo 11 10 Solenoid valve disassembly procedures 1 Remove the side panel Refer to 1 2 Remove the electrical box Refer to 4 3 Remove the so...

Page 115: ...ng plate 1 pc 4o10 6 Remove the high pressure sensor mounting screws 2 pcs 4o10 Photo 12 Photo 13 13 Capillary tube disassembly procedures 1 Remove the side panel Refer to 1 2 Remove the top panel Ref...

Page 116: ...top panel Refer to 1 3 Remove the fan protection cover fixing screw 1 pc 15o15 and take off the fan guard by rotating it to the left 4 PUMY 125VMA Remove the fan motor wires MF1 MF2 from the multi cir...

Page 117: ...terminal 6 Remove the electrical box screw 1 pc 4 o 10 7 Remove the valve bed screws from the right side of the valve bed 2 pcs 4 o 10 8 Remove the electrical box after slightly loosening the rear pa...

Page 118: ...Remove the electrical box screw 1 pc 4 o 10 8 Remove the valve bed screws from the right side of the valve bed 2 pcs 4 o 10 9 Remove the electrical box after slightly loosening the rear panel The ele...

Page 119: ...See photo 5 or 6 5 Remove screws 3 pcs 4o10 4 pcs 5o16 and the valve bed including the ball valve mounting portion 6 Recover gas from the refrigerant circuit 7 Remove the separator screw 1 pc 4o10 8 R...

Page 120: ...id valve disassembly procedures 1 Remove the side panel Refer to 1 2 Remove the electrical parts box Refer to 4 or 5 3 Recover gas from the refrigerant circuit 4 Remove the solenoid coil SV1 w1 Refer...

Page 121: ...sensor mounting screws 2 pcs 4o10 Photo 14 Photo 15 14 Capillary tube disassembly procedures 1 Remove the side panel Refer to 1 2 Remove the top panel Refer to 1 3 Remove the electrical parts box Ref...

Page 122: ...awing No FAN GUARD FRONT PANEL PANEL HANDLE BASE BASE MOTOR SUPPORT SEPARATOR ASSY SEPARATOR ASSY PANEL COVER REAR PANEL SERVICE PANEL REAR GUARD MOTOR PLATE TOP PANEL SCREW 5O10 SIDE PANEL LEFT 2 1 3...

Page 123: ...VICE PANEL REAR GUARD MOTOR PLATE TOP PANEL TOP PANEL SCREW 5O10 SIDE PANEL LEFT PUMY 125 VM VM1 YM VM2 YM1 YMA 2 1 3 1 1 1 1 1 1 1 1 1 11 1 2 1 3 1 1 1 1 1 1 1 1 1 11 1 VMA VMA1 2 1 3 1 1 1 1 1 1 1 1...

Page 124: ...ER FUSE HOLDER FUSE TERMINAL BLOCK TERMINAL BLOCK REACTOR CAPACITOR RESISTOR MAGNETIC CONTACTOR CAPACITOR RESISTOR THERMISTOR RELAY 3 5 F 440VAC 3 0 F 440VAC 2A 250V 6A 250V 30A 250V 3P M1 M2 S 3P L N...

Page 125: ...DIODE STACK DIODE CAPACITOR THERMISTOR CAPACITOR 3 5 F 440VAC 2A 250V 6A 250V 27 40W S U12 230V 3P M1 M2 S 3P L N FCF2 60 60A 5k 20W LY 2F AC230V 60A 800V 60A 800V 3 5 F 630VAC 2 1 1 1 1 1 1 1 1 1 1 2...

Page 126: ...E THERMISTOR 3 5 F 440VAC 2A 250V 6 3A 250V S U12 230V 3P M1 M2 S 5P L1 L2 L3 N 5P L1 L2 L3 N 2 1 1 1 1 1 1 1 2 1 1 2 1 1 1 2 1 1 1 1 1 1 1 2 1 1 2 1 1 1 2 1 1 1 1 1 1 1 2 1 1 2 1 1 1 C1 2 FUSE2 FUSE1...

Page 127: ...URRENT PROTECTION ACTIVE FILTER MODULE SMOOTHING CAPACITOR MAGNETIC CONTACTOR 3 5 F 440VAC 6 3A 250V 3P M1 M2 S 3P L N 1 600 400WV S U12 230V 2 1 2 1 2 1 2 1 4 1 1 1 1 2 1 2 1 2 1 2 1 2 1 1 1 1 C1 2 M...

Page 128: ...128 FUNCTIONAL PARTS PUMY 71VM PUMY 71VM1 PUMY 71VM2 2 1 25 13 4 3 10 6 12 14 11 5 17 17 18 19 21 7 9 8 24 23 22 16 15 20...

Page 129: ...A6V60 GB PA6V40 UA PA6V60 GA 2 5O 0 6O500mm 2 2 1 1 1 1 1 1 1 2 1 1 1 1 1 1 2 1 1 1 2 1 1 1 1 2 TH6 CH MC MC SV1 21S4 21S4 TH5 TH1 SLEV TH2 63HS 63HS MF2 MF2 MF1 MF1 R01 KL5 115 R01 30L 097 R01 E31 20...

Page 130: ...130 FUNCTIONAL PARTS PUMY 125VM PUMY 125VM1 PUMY 125VM2 25 24 6 20 23 14 2 1 3 4 5 7 8 9 21 19 18 17 16 15 13 12 10 22 11...

Page 131: ...A6V60 GB PA6V60 UB PA6V60 GA 2 5O 0 6O500mm 2 2 1 1 1 1 1 1 1 1 1 2 1 1 1 2 1 1 1 1 1 1 2 1 1 2 TH1 63HS 63HS TH5 CH MC 21S4 SV1 SLEV TH2 TH6 MF2 MF2 MF1 MF1 R01 KL5 115 R01 30L 097 R01 35A 202 R01 J0...

Page 132: ...132 FUNCTIONAL PARTS PUMY 125YM PUMY 125YM1 PUMY 125YMA 12 24 23 14 7 17 13 16 6 15 19 20 22 8 10 11 2 1 21 3 4 5 9 18...

Page 133: ...O200mm PA6V60 UE PA6V60 GD PA6V60 UD PA6V60 GC 2 5O 0 6O500mm 2 2 1 1 1 1 1 1 1 1 2 1 1 1 2 1 1 1 1 1 1 2 1 1 2 YM1 YMA 2 2 1 1 1 1 1 1 1 1 2 1 1 1 2 1 1 1 1 1 1 2 1 1 2 TH1 63HS 63HS TH5 MC 21S4 SV1...

Page 134: ...134 FUNCTIONAL PARTS PUMY 125VMA PUMY 125VMA1 13 26 25 15 8 14 17 7 16 20 21 24 9 11 12 2 1 3 4 5 10 19 6 18 22 23...

Page 135: ...E DETECTION HEAT EXCHANGER FAN MOTOR FAN MOTOR M8 2 5O 0 6O500mm EHV 46FAM1 3 8 3 4 2 5O 0 6O500mm 4 0O 3 0O200mm PA6V60 GD PA6V60 GC 2 2 1 1 1 1 1 1 1 1 1 2 1 1 1 1 1 2 1 1 1 1 1 2 1 1 TH1 63HS TH5 M...

Page 136: ...183 REVISED EDITION C PDF 9 Reprinted in Mar 2001 No OC183 REVISED EDITION B 25 Distributed in Feb 2001 No OC183 REVISED EDITION B 495 Issued in Mar 2000 No OC183 REVISED EDITION A 1 015 Issued in Oct...

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