Mitsubishi Electric PCA-RP2.5GA Technical & Service Manual Download Page 70

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OPERATING PROCEDURE

PHOTOS

12. Removing the heat exchanger.

(1) Remove the air intake grille.
(2) Remove the beam.
(3) Remove the side panel (right and left).
(4) Disconnect the relay connector.
(5) Remove the under panel.
(6) Remove the drain pan.
(7) Unscrew the screw of the pipe cover, and remove the

pipe cover.

(8) Unscrew the screw of the pipe support, and remove the

pipe support.

(9) Unscrew the screw of the heat exchanger, and remove

the heat exchanger.
Remove the heat exchanger with care. Since this is quite
heavy, removing work should be done with more than 2
people.

Weight of heat exchanger : approx. 5.3kg

Photo 11

Pipe
support

Pipe cover

Heat
exchanger

Screws

OC311--3.qxp 04.5.31 1:05 PM Page 70

Summary of Contents for PCA-RP2.5GA

Page 1: ...DOOR AND OUTDOOR UNITS 2 2 SAFETY PRECAUTION 3 3 PART NAMES AND FUNCTIONS 7 4 SPECIFICATIONS 9 5 DATA 18 6 OUTLINES AND DIMENSIONS 50 7 WIRING DIAGRAM 54 8 REFRIGERANT SYSTEM DIAGRAM 55 9 TROUBLESHOOTING 56 10 DISASSEMBLY PROCEDURE 66 11 PARTS LIST 71 12 OPTIONAL PARTS 78 ON OFF CENTRALLY CONTROLLED ERROR CODE CLOCK ON OFF C CHECK CHECK MODE FILTER TEST RUN FUNCTION C 1Hr NOT AVAILABLE STAND BY DE...

Page 2: ...GAA YGAA Indoor unit PCA RP2GA PCA RP2 5GA PCA RP3GA PCA RP4GA PCA RP5GA PCA RP6GA PCA RP2GA PCA RP2 5GA PCA RP3GA PCA RP4GA PCA RP5GA PCA RP6GA Outdoor unit OC261 REVISED EDITION B PCA RP2GA PCA RP2 5GA PCA RP3GA PCA RP4GA PCA RP5GA PCA RP6GA Heat pump without electric heater or Cooling only Indoor unit PUH P UK 2 2 5 3 4 5 VGAA VGAA1 YGAA YGAA1 VGAA VGAA1 YGAA YGAA1 VGAA VGAA1 YGAA YGAA1 VGAA VG...

Page 3: ...ow residual oil piping If there is a large amount of residual oil hydraulic oil etc inside the piping and joints deterioration of the lubricant will result Use ESTR ETHER or HAB as the lubricant to coat flares and flange connection parts If large amount of mineral oil enter that can cause deterioration of refrigerant oil etc Use liquid refrigerant to charge the system If gas refrigerant is used to...

Page 4: ...16 Use high tension side pressure of 3 43MPa G or over 2 Charge hose Only for R407C Use pressure performance of 5 10MPa G or over 3 Electronic scale 4 Gas leak detector Use the detector for R134a or R407C 5 Adapter for reverse flow check Attach on vacuum pump 6 Refrigerant charge base 7 Refrigerant cylinder For R407C Top of cylinder Brown Cylinder with syphon 8 Refrigerant recovery equipment ...

Page 5: ...signed for use with R410A refrigerant The following tools are necessary to use R410A refrigerant Keep the tools with care If dirt dust or moisture enter into refrigerant cycle that can cause deterioration of refrigerant oil or malfunction of com pressor Do not use a charging cylinder If a charging cylinder is used the composition of refrigera nt will change and the efficiency will be lowered Flare...

Page 6: ... Use high tension side pressure of 5 3MPa G or over 2 Charge hose Only for R410A Use pressure performance of 5 09MPa G or over 3 Electronic scale 4 Gas leak detector Use the detector for R134a R407C or R410A 5 Adaptor for reverse flow check Attach on vacuum pump 6 Refrigerant charge base 7 Refrigerant cylinder Only for R410A Top of cylinder Pink Cylinder with syphon 8 Refrigerant recovery equipmen...

Page 7: ...midify automatic and heater modes OPERATION SWITCH button This sets the room temperature The temperature setting can be performed in 1 units Setting range Cooler 19 to 30 Heater 17 to 28 TEMP ADJUSTMENT button This switches between continuous operation and the timer operation TIMER button This switches between the operation and stop modes each time it is pressed The lamp on this button lights duri...

Page 8: ... the operation mode STANDBY display This indicates when the standby mode is set from the time the sleep operation starts until the heating air is discharged DEFROST display This indicates when the defrost oper ation is performed CHECK display This indicates when a malfunction has occurred in the unit which should be checked CLOCK display The current time start time and stop time can be displayed i...

Page 9: ... 5m 16ft 4 Above data based on indicated voltage Indoor Unit Single phase 230V 50Hz Outdoor Unit Single phase 230V 50Hz 2 Guaranteed operating range Upper limit Lower limit Upper limit Lower limit Indoor D B 35 C W B 22 5 C D B 19 C W B 15 C D B 28 C D B 17 C Outdoor D B 46 C D B 5 C D B 21 C W B 15 C D B 11 C W B 12 C Cooling Heating 5 Refer to the service manual of outdoor unit for the outdoor u...

Page 10: ...iping length one way 5m 16ft 4 Above data based on indicated voltage Indoor Unit Single phase 230V 50Hz Outdoor Unit Single phase 230V 50Hz 2 Guaranteed operating range Upper limit Lower limit Upper limit Lower limit Indoor D B 35 C W B 22 5 C D B 19 C W B 15 C D B 28 C D B 17 C Outdoor D B 46 C D B 5 C D B 21 C W B 15 C D B 11 C W B 12 C Cooling Heating 5 Refer to the service manual of outdoor un...

Page 11: ...based on indicated voltage Indoor Unit Single phase 230V 50Hz Outdoor Unit Single phase 230V 50Hz 2 Guaranteed operating range Upper limit Lower limit Upper limit Lower limit Indoor D B 35 C W B 22 5 C D B 19 C W B 15 C D B 28 C D B 17 C Outdoor D B 46 C D B 5 C D B 21 C W B 15 C D B 11 C W B 12 C Cooling Heating 5 Refer to the service manual of outdoor unit for the outdoor unit s specifications 3...

Page 12: ...ove data based on indicated voltage Indoor Unit Single phase 230V 50Hz Outdoor Unit Single phase 230V 50Hz 3 phase 400V 50Hz 2 Guaranteed operating range Upper limit Lower limit Upper limit Lower limit Indoor D B 35 C W B 22 5 C D B 19 C W B 15 C D B 28 C D B 17 C Outdoor D B 46 C D B 5 C D B 24 C W B 18 C D B 11 C W B 12 C Cooling Heating 5 Refer to the service manual of outdoor unit for the outd...

Page 13: ...cated voltage Indoor Unit Single phase 240V 50Hz Outdoor Unit Single phase 230V 50Hz 3 phase 400V 50Hz 2 Guaranteed operating range Upper limit Lower limit Upper limit Lower limit Indoor D B 35 C W B 22 5 C D B 19 C W B 15 C D B 28 C D B 17 C Outdoor D B 46 C D B 5 C D B 24 C W B 18 C D B 11 C W B 12 C Cooling Heating 5 Refer to the service manual of outdoor unit for the outdoor unit s specificati...

Page 14: ...ta based on indicated voltage Indoor Unit Single phase 230V 50Hz Outdoor Unit 3 phase 400V 50Hz 2 Guaranteed operating range Upper limit Lower limit Upper limit Lower limit Indoor D B 35 C W B 22 5 C D B 19 C W B 15 C D B 28 C D B 17 C Outdoor D B 46 C D B 5 C D B 24 C W B 18 C D B 11 C W B 12 C Cooling Heating 5 Refer to the service manual of outdoor unit for the outdoor unit s specifications 3 G...

Page 15: ... 16ft 4 Above data based on indicated voltage Indoor Unit Single phase 230V 50Hz Outdoor Unit Single phase 230V 50Hz 3 phase 400V 50Hz 2 Guaranteed operating range Upper limit Lower limit Indoor D B 35 C W B 22 5 C D B 19 C W B 15 C Outdoor D B 46 C D B 5 C Cooling 5 Refer to the service manual of outdoor unit for the outdoor unit s specifications 3 Guaranteed voltage 198 264V 50Hz Cooling 18 300 ...

Page 16: ...sed on indicated voltage Indoor Unit Single phase 230V 50Hz Outdoor Unit Single phase 230V 50Hz 3 phase 400V 50Hz 2 Guaranteed operating range Upper limit Lower limit Indoor D B 35 C W B 22 5 C D B 19 C W B 15 C Outdoor D B 46 C D B 5 C Cooling 5 Refer to the service manual of outdoor unit for the outdoor unit s specifications 3 Guaranteed voltage 198 264V 50Hz Cooling 25 400 7 450 3 37 0 12 0 53 ...

Page 17: ...t 4 Above data based on indicated voltage Indoor Unit Single phase 230V 50Hz Outdoor Unit 3 phase 400V 50Hz 2 Guaranteed operating range Upper limit Lower limit Indoor D B 35 C W B 22 5 C D B 19 C W B 15 C Outdoor D B 46 C D B 5 C Cooling 5 Refer to the service manual of outdoor unit for the outdoor unit s specifications 3 Guaranteed voltage 198 264V 50Hz Cooling 42 000 12 300 4 91 0 22 1 01 2 20 ...

Page 18: ...4841 5241 5593 4512 4841 5241 5593 4512 4841 5241 5593 SHC W 2978 2614 2201 3339 3001 2620 3700 3389 3039 2573 4061 3776 3459 3020 4241 3970 3668 3244 4422 4163 3878 3468 4512 4551 4297 3915 4512 4841 4716 4363 4512 4841 5136 4810 SHF 0 66 0 54 0 42 0 74 0 62 0 50 0 82 0 70 0 58 0 46 0 90 0 78 0 66 0 54 0 94 0 82 0 70 0 58 0 98 0 86 0 74 0 62 1 00 0 94 0 82 0 70 1 00 1 00 0 90 0 78 1 00 1 00 0 98 ...

Page 19: ...C W 2637 2360 1974 2956 2710 2350 3276 3060 2726 2335 3596 3409 3102 2741 3755 3584 3290 2944 3915 3759 3478 3147 3995 4109 3854 3553 3995 4371 4230 3959 3995 4371 4606 4365 SHF 0 66 0 54 0 42 0 74 0 62 0 50 0 82 0 70 0 58 0 46 0 90 0 78 0 66 0 54 0 94 0 82 0 70 0 58 0 98 0 86 0 74 0 62 1 00 0 94 0 82 0 70 1 00 1 00 0 90 0 78 1 00 1 00 0 98 0 86 P C 1 72 1 77 1 80 1 72 1 77 1 80 1 72 1 77 1 80 1 8...

Page 20: ...W 4090 3646 3144 4550 4141 3680 5011 4635 4215 3641 5472 5129 4750 4213 5702 5377 5018 4498 5760 5624 5285 4784 5760 6118 5820 5355 5760 6180 6356 5926 5760 6180 6690 6497 SHF 0 71 0 59 0 47 0 79 0 67 0 55 0 87 0 75 0 63 0 51 0 95 0 83 0 71 0 59 0 99 0 87 0 75 0 63 1 00 0 91 0 79 0 67 1 00 0 99 0 87 0 75 1 00 1 00 0 95 0 83 1 00 1 00 1 00 0 91 P C 1 38 1 40 1 43 1 38 1 40 1 43 1 38 1 40 1 43 1 48 ...

Page 21: ...W 3621 3292 2820 4029 3739 3300 4437 4185 3780 3305 4845 4631 4260 3823 5049 4855 4500 4082 5100 5078 4740 4342 5100 5524 5220 4860 5100 5580 5700 5378 5100 5580 6000 5897 SHF 0 71 0 59 0 47 0 79 0 67 0 55 0 87 0 75 0 63 0 51 0 95 0 83 0 71 0 59 0 99 0 87 0 75 0 63 1 00 0 91 0 79 0 67 1 00 0 99 0 87 0 75 1 00 1 00 0 95 0 83 1 00 1 00 1 00 0 91 P C 1 68 1 73 1 76 1 68 1 73 1 76 1 68 1 73 1 76 1 81 ...

Page 22: ...C W 4362 3803 3167 4908 4388 3800 5453 4973 4433 3718 5998 5558 5067 4393 6271 5850 5383 4731 6543 6143 5700 5069 6816 6728 6333 5745 6816 7313 6967 6421 6816 7313 7600 7097 SHF 0 64 0 52 0 40 0 72 0 60 0 48 0 80 0 68 0 56 0 44 0 88 0 76 0 64 0 52 0 92 0 80 0 68 0 56 0 96 0 84 0 72 0 60 1 00 0 92 0 80 0 68 1 00 1 00 0 88 0 76 1 00 1 00 0 96 0 84 P C 1 81 1 84 1 88 1 81 1 84 1 88 1 81 1 84 1 88 1 9...

Page 23: ...C W 3862 3434 2840 4345 3962 3408 4828 4490 3976 3374 5311 5018 4544 3987 5552 5282 4828 4294 5794 5547 5112 4601 6035 6075 5680 5214 6035 6603 6248 5828 6035 6603 6816 6441 SHF 0 64 0 52 0 40 0 72 0 60 0 48 0 80 0 68 0 56 0 44 0 88 0 76 0 64 0 52 0 92 0 80 0 68 0 56 0 96 0 84 0 72 0 60 1 00 0 92 0 80 0 68 1 00 1 00 0 88 0 76 1 00 1 00 0 96 0 84 P C 2 20 2 27 2 31 2 20 2 27 2 31 2 20 2 27 2 31 2 3...

Page 24: ...0 11900 SHC W 6240 5459 4572 7008 6283 5464 7776 7107 6356 5355 8544 7931 7248 6307 8928 8343 7694 6783 9312 8755 8140 7259 9600 9579 9032 8211 9600 10300 9924 9163 9600 10300 10816 10115 SHF 0 65 0 53 0 41 0 73 0 61 0 49 0 81 0 69 0 57 0 45 0 89 0 77 0 65 0 53 0 93 0 81 0 69 0 57 0 97 0 85 0 73 0 61 1 00 0 93 0 81 0 69 1 00 1 00 0 89 0 77 1 00 1 00 0 97 0 85 P C 2 47 2 51 2 57 2 47 2 51 2 57 2 47...

Page 25: ...800 SHC W 5525 4929 4100 6205 5673 4900 6885 6417 5700 4860 7565 7161 6500 5724 7905 7533 6900 6156 8245 7905 7300 6588 8500 8649 8100 7452 8500 9300 8900 8316 8500 9300 9700 9180 SHF 0 65 0 53 0 41 0 73 0 61 0 49 0 81 0 69 0 57 0 45 0 89 0 77 0 65 0 53 0 93 0 81 0 69 0 57 0 97 0 85 0 73 0 61 1 00 0 93 0 81 0 69 1 00 1 00 0 89 0 77 1 00 1 00 0 97 0 85 P C 3 01 3 10 3 15 3 01 3 10 3 15 3 01 3 10 3 ...

Page 26: ...SHC W 8040 7081 5993 9000 8111 7108 9960 9141 8223 6991 10920 10171 9338 8181 11400 10686 9896 8776 11880 11201 10453 9371 12000 12231 11568 10561 12000 12875 12683 11751 12000 12875 13798 12941 SHF 0 67 0 55 0 43 0 75 0 63 0 51 0 83 0 71 0 59 0 47 0 91 0 79 0 67 0 55 0 95 0 83 0 71 0 59 0 99 0 87 0 75 0 63 1 00 0 95 0 83 0 71 1 00 1 00 0 91 0 79 1 00 1 00 0 99 0 87 P C 3 29 3 35 3 42 3 29 3 35 3 ...

Page 27: ...00 SHC W 7119 6394 5375 7969 7324 6375 8819 8254 7375 6345 9669 9184 8375 7425 10094 9649 8875 7965 10519 10114 9375 8505 10625 11044 10375 9585 10625 11625 11375 10665 10625 11625 12375 11745 SHF 0 67 0 55 0 43 0 75 0 63 0 51 0 83 0 71 0 59 0 47 0 91 0 79 0 67 0 55 0 95 0 83 0 71 0 59 0 99 0 87 0 75 0 63 1 00 0 95 0 83 0 71 1 00 1 00 0 91 0 79 1 00 1 00 0 99 0 87 P C 4 01 4 12 4 20 4 01 4 12 4 20...

Page 28: ...HC W 8602 7498 6244 9677 8652 7493 10752 9806 8742 7330 11827 10959 9990 8663 12365 11536 10615 9330 12902 12113 11239 9996 13440 13266 12488 11329 13440 14420 13737 12662 13440 14420 14986 13994 SHF 0 64 0 52 0 40 0 72 0 60 0 48 0 80 0 68 0 56 0 44 0 88 0 76 0 64 0 52 0 92 0 80 0 68 0 56 0 96 0 84 0 72 0 60 1 00 0 92 0 80 0 68 1 00 1 00 0 88 0 76 1 00 1 00 0 96 0 84 P C 4 19 4 27 4 36 4 19 4 27 4...

Page 29: ... SHC W 7616 6770 5600 8568 7812 6720 9520 8854 7840 6653 10472 9895 8960 7862 10948 10416 9520 8467 11424 10937 10080 9072 11900 11978 11200 10282 11900 13020 12320 11491 11900 13020 13440 12701 SHF 0 64 0 52 0 40 0 72 0 60 0 48 0 80 0 68 0 56 0 44 0 88 0 76 0 64 0 52 0 92 0 80 0 68 0 56 0 96 0 84 0 72 0 60 1 00 0 92 0 80 0 68 1 00 1 00 0 88 0 76 1 00 1 00 0 96 0 84 P C 5 11 5 26 5 36 5 11 5 26 5 ...

Page 30: ...78 3698 3183 4622 4298 3937 3438 4828 4519 4176 3693 5136 4959 4653 4202 5136 5400 5130 4711 5136 5511 5607 5221 SHF 0 62 0 50 0 38 0 70 0 58 0 46 0 78 0 66 0 54 0 42 0 86 0 74 0 62 0 50 0 90 0 78 0 66 0 54 0 94 0 82 0 70 0 58 1 00 0 90 0 78 0 66 1 00 0 98 0 86 0 74 1 00 1 00 0 94 0 82 P C 1 99 2 02 2 07 1 99 2 02 2 07 1 99 2 02 2 07 2 14 1 99 2 02 2 07 2 14 1 99 2 02 2 07 2 14 1 99 2 02 2 07 2 14...

Page 31: ...82 3317 2889 4093 3881 3531 3120 4275 4080 3745 3351 4548 4478 4173 3813 4548 4876 4601 4276 4548 4976 5029 4738 SHF 0 62 0 50 0 38 0 70 0 58 0 46 0 78 0 66 0 54 0 42 0 86 0 74 0 62 0 50 0 90 0 78 0 66 0 54 0 94 0 82 0 70 0 58 1 00 0 90 0 78 0 66 1 00 0 98 0 86 0 74 1 00 1 00 0 94 0 82 P C 2 42 2 49 2 54 2 42 2 49 2 54 2 42 2 49 2 54 2 61 2 42 2 49 2 54 2 61 2 42 2 49 2 54 2 61 2 42 2 49 2 54 2 61...

Page 32: ...3 5892 5506 5078 4477 6146 5778 5372 4791 6336 6322 5961 5419 6336 6798 6550 6048 6336 6798 7138 6676 SHF 0 65 0 53 0 41 0 73 0 61 0 49 0 81 0 69 0 57 0 45 0 89 0 77 0 65 0 53 0 93 0 81 0 69 0 57 0 97 0 85 0 73 0 61 1 00 0 93 0 81 0 69 1 00 1 00 0 89 0 77 1 00 1 00 0 97 0 85 P C 2 21 2 25 2 31 2 21 2 25 2 31 2 21 2 25 2 31 2 38 2 21 2 25 2 31 2 38 2 21 2 25 2 31 2 38 2 21 2 25 2 31 2 38 2 21 2 25 ...

Page 33: ...8 5217 4972 4554 4063 5442 5217 4818 4348 5610 5708 5346 4918 5610 6138 5874 5489 5610 6138 6402 6059 SHF 0 65 0 53 0 41 0 73 0 61 0 49 0 81 0 69 0 57 0 45 0 89 0 77 0 65 0 53 0 93 0 81 0 69 0 57 0 97 0 85 0 73 0 61 1 00 0 93 0 81 0 69 1 00 1 00 0 89 0 77 1 00 1 00 0 97 0 85 P C 2 70 2 78 2 83 2 70 2 78 2 83 2 70 2 78 2 83 2 91 2 70 2 78 2 83 2 91 2 70 2 78 2 83 2 91 2 70 2 78 2 83 2 91 2 70 2 78 ...

Page 34: ...1 6508 6062 5566 4876 6794 6369 5898 5231 7152 6983 6562 5940 7152 7597 7227 6649 7152 7674 7891 7358 SHF 0 63 0 51 0 39 0 71 0 59 0 47 0 79 0 67 0 55 0 43 0 87 0 75 0 63 0 51 0 91 0 79 0 67 0 55 0 95 0 83 0 71 0 59 1 00 0 91 0 79 0 67 1 00 0 99 0 87 0 75 1 00 1 00 0 95 0 83 P C 2 85 2 90 2 97 2 85 2 90 2 97 2 85 2 90 2 97 3 07 2 85 2 90 2 97 3 07 2 85 2 90 2 97 3 07 2 85 2 90 2 97 3 07 2 85 2 90 ...

Page 35: ...3 5763 5474 4992 4425 6016 5751 5290 4747 6333 6305 5886 5391 6333 6859 6482 6035 6333 6929 7078 6678 SHF 0 63 0 51 0 39 0 71 0 59 0 47 0 79 0 67 0 55 0 43 0 87 0 75 0 63 0 51 0 91 0 79 0 67 0 55 0 95 0 83 0 71 0 59 1 00 0 91 0 79 0 67 1 00 0 99 0 87 0 75 1 00 1 00 0 95 0 83 P C 3 47 3 57 3 64 3 47 3 57 3 64 3 47 3 57 3 64 3 74 3 47 3 57 3 64 3 74 3 47 3 57 3 64 3 74 3 47 3 57 3 64 3 74 3 47 3 57 ...

Page 36: ...8 5255 8294 7713 7065 6169 6083 6083 6083 6083 6083 6083 6083 6083 6083 6083 6083 6083 6083 6083 6083 6083 6083 6083 6083 6083 SHF 0 66 0 54 0 42 0 74 0 62 0 50 0 82 0 70 0 58 0 46 0 90 0 78 0 66 0 54 0 94 0 82 0 70 0 58 0 98 0 86 0 74 0 62 1 00 0 94 0 82 0 70 1 00 1 00 0 90 0 78 1 00 1 00 0 98 0 86 P C 3 06 3 11 3 19 3 06 3 11 3 19 3 06 3 11 3 19 3 29 3 06 3 11 3 19 3 29 3 06 3 11 3 19 3 29 3 06 ...

Page 37: ...7344 6964 6336 5599 7670 7321 6720 6013 7997 7678 7104 6428 8160 8392 7872 7258 8160 8928 8640 8087 8160 8928 9408 8916 SHF 0 66 0 54 0 42 0 74 0 62 0 50 0 82 0 70 0 58 0 46 0 90 0 78 0 66 0 54 0 94 0 82 0 70 0 58 0 98 0 86 0 74 0 62 1 00 0 94 0 82 0 70 1 00 1 00 0 90 0 78 1 00 1 00 0 98 0 86 P C 3 73 3 84 3 91 3 73 3 84 3 91 3 73 3 84 3 91 4 02 3 73 3 84 3 91 4 02 3 73 3 84 3 91 4 02 3 73 3 84 3 ...

Page 38: ...981 6994 9801 8995 8092 6879 10745 10009 9189 8050 11218 10515 9737 8636 11690 11022 10286 9221 11808 12036 11383 10392 11808 12669 12480 11563 11808 12669 13577 12734 SHF 0 67 0 55 0 43 0 75 0 63 0 51 0 83 0 71 0 59 0 47 0 91 0 79 0 67 0 55 0 95 0 83 0 71 0 59 0 99 0 87 0 75 0 63 1 00 0 95 0 83 0 71 1 00 1 00 0 91 0 79 1 00 1 00 0 99 0 87 P C 4 15 4 22 4 32 4 15 4 22 4 32 4 15 4 22 4 32 4 47 4 15...

Page 39: ...5289 7841 7207 6273 8678 8122 7257 6243 9514 9037 8241 7306 9932 9494 8733 7838 10350 9952 9225 8369 10455 10867 10209 9432 10455 11439 11193 10494 10455 11439 12177 11557 SHF 0 67 0 55 0 43 0 75 0 63 0 51 0 83 0 71 0 59 0 47 0 91 0 79 0 67 0 55 0 95 0 83 0 71 0 59 0 99 0 87 0 75 0 63 1 00 0 95 0 83 0 71 1 00 1 00 0 91 0 79 1 00 1 00 0 99 0 87 P C 5 06 5 20 5 30 5 06 5 20 5 30 5 06 5 20 5 30 5 45 ...

Page 40: ...76 7600 10906 9946 8866 7435 11996 11116 10133 8787 12541 11701 10766 9463 13087 12286 11400 10139 13632 13456 12666 11491 13632 14626 13933 12842 13632 14626 15200 14194 SHF 0 64 0 52 0 40 0 72 0 60 0 48 0 80 0 68 0 56 0 44 0 88 0 76 0 64 0 52 0 92 0 80 0 68 0 56 0 96 0 84 0 72 0 60 1 00 0 92 0 80 0 68 1 00 1 00 0 88 0 76 1 00 1 00 0 96 0 84 P C 4 98 5 07 5 18 4 98 5 07 5 18 4 98 5 07 5 18 5 36 4...

Page 41: ... 7924 6816 9656 8980 7952 6748 10622 10037 9088 7975 11104 10565 9656 8588 11587 11093 10224 9202 12070 12150 11360 10428 12070 13206 12496 11655 12070 13206 13632 12882 SHF 0 64 0 52 0 40 0 72 0 60 0 48 0 80 0 68 0 56 0 44 0 88 0 76 0 64 0 52 0 92 0 80 0 68 0 56 0 96 0 84 0 72 0 60 1 00 0 92 0 80 0 68 1 00 1 00 0 88 0 76 1 00 1 00 0 96 0 84 P C 6 07 6 24 6 36 6 07 6 24 6 36 6 07 6 24 6 36 6 54 6 ...

Page 42: ...RP3GA PCA RP4GA PCA RP5GA PCA RP6GA NOTE CA Capacity W P C Power consumption kW Service Ref 15 20 25 15 20 25 15 20 25 15 20 25 15 20 25 15 20 25 CA 10 5 0 5 10 15 Outdoor intake air W B C Indoor Intake air D B C P C 1 39 1 51 1 60 1 57 1 70 1 81 2 05 2 23 2 37 2 25 2 44 2 59 3 01 3 27 3 47 3 68 3 99 4 24 CA P C CA P C CA P C CA P C CA P C 3937 3782 3658 4604 4423 4278 5810 5582 5399 6731 6466 625...

Page 43: ... 30 46 40 0 5 1 2 1 0 0 8 0 6 0 4 INDOOR W B C CAPACITY RATIO TOTAL INPUT RATIO INDOOR W B C OUTDOOR D B C 5 2 PERFORMANCE CURVE Heating performance curve 50Hz 1 4 1 2 1 0 15 20 25 25 20 15 0 8 0 6 0 4 1 4 1 2 1 0 0 8 0 6 0 4 12 10 5 0 5 10 15 INDOOR D B C INDOOR D B C OUTDOOR W B C CAPACITY RATIO TOTAL INPUT RATIO Correcting the capacity line influenced by frosting Not correcting the capacity lin...

Page 44: ...1 0 955 0 955 0 955 Service Ref PCA RP2 5GA PCA RP2GA Heating capacity correction factors PCA RP3GA PCA RP5GA PCA RP4GA PCA RP6GA PCA RP GA PUHZ RP VHA PUHZ RP VHA1 Cooling capacity correction factors Service Ref PCA RP2GA PCA RP2 5GA PCA RP3GA PCA RP4GA PCA RP5GA PCA RP6GA Refrigerant piping length one way 5m 10m 20m 30m 40m 50m 1 00 1 00 1 00 1 00 1 00 1 00 0 993 0 989 0 981 0 989 0 981 0 975 0 ...

Page 45: ... 0 91 69 45 8 9 5 27 19 12 8 35 24 0 74 0 09 Heating 8000 2 43 0 53 10 36 3 27 0 73 82 49 1 5 5 20 15 44 2 7 6 1 50 230 PUHZ RP3VHA 1 50 230 Cooling 10000 2 92 0 69 12 40 2 58 0 90 69 44 9 0 5 27 19 12 5 35 24 0 75 0 06 Heating 11200 3 26 0 69 13 92 2 78 0 73 78 46 3 3 5 20 15 44 5 7 6 1 50 230 PUHZ RP4VHA PUHZ RP4VHA1 1 50 230 Cooling 12500 3 89 1 01 16 43 2 74 0 88 74 46 8 3 5 27 19 13 3 35 24 0...

Page 46: ...9 16 61 5 06 1 94 0 50 75 47 10 0 5 27 19 12 8 35 24 0 76 0 06 Heating 10600 3 81 0 69 17 51 5 36 2 04 0 40 67 46 0 2 5 20 15 43 1 7 6 1 50 230 1 3 50 230 400 Cooling 12300 4 91 1 01 6 79 2 17 0 44 76 51 4 2 5 27 19 13 5 35 24 0 77 0 07 Heating 14800 5 11 1 01 7 10 2 26 0 41 78 46 0 5 5 20 15 44 0 7 6 1 50 230 3 50 400 Cooling 14200 5 89 1 01 8 34 2 30 0 46 79 51 4 0 5 27 19 12 1 35 24 0 74 0 07 H...

Page 47: ...ng 5350 2 35 0 41 10 82 3 32 2 30 0 48 86 41 3 5 5 27 19 12 6 35 24 0 72 0 09 1 50 230 1 3 50 230 400 Cooling 6600 2 62 0 53 11 99 3 63 2 08 0 50 78 49 6 0 5 27 19 13 6 35 24 0 75 0 08 1 50 230 1 3 50 230 400 Cooling 7450 3 37 0 53 15 57 4 82 2 28 0 44 86 52 3 5 5 27 19 12 3 35 24 0 73 0 08 1 50 230 1 3 50 230 400 Cooling 9600 3 62 0 69 16 61 5 06 1 94 0 50 75 47 10 0 5 27 19 12 8 35 24 0 76 0 06 ...

Page 48: ...VEL dB 0 dB 0 0002 µbar PCA RP2 5GA PCA RP3GA NOTCH High Med1 Med2 Low SPL dB 43 41 39 37 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 NC 60 NC 50 NC 40 NC 30 NC 20 NC 70 BAND CENTER FREQUENCIES Hz OCTAVE BAND SOUND PRESSURE LEVEL dB 0 dB 0 0002 µbar PCA RP4GA NOTCH High Med1 Med2 Low SPL dB 45 43 41 40 LINE 90 80 70 60 50...

Page 49: ...0 10 63 125 250 500 1000 2000 4000 8000 APPROXIMATE THRESHOLD OF HEARING FOR CONTINUOUS NOISE NC 60 NC 50 NC 40 NC 30 NC 20 NC 70 BAND CENTER FREQUENCIES Hz OCTAVE BAND SOUND PRESSURE LEVEL dB 0 dB 0 0002 µbar PCA RP6GA NOTCH High Med1 Med2 Low SPL dB 48 46 44 42 LINE ...

Page 50: ... 2 8 5 1 4 NOTES 1 Use M10 or W3 8 screws for anchor bolt 2 Please be sure when installing the drain up machine option parts Refrigerant pipe will be only upper drain pipe arrangement 1 Drainage pipe connection 26mm I D 2 Drainage pipe connection for the left arrangement 3 Knock out hole for left drain piping arrangement 4 Refrigerant pipe connection gas pipe side flared connection 5 Refrigerant p...

Page 51: ...TES 1 Use M10 or W3 8 screws for anchor bolt 2 Please be sure when installing the drain up machine option parts Refrigerant pipe will be only upper drain pipe arrangement 1 Drainage pipe connection 26mm I D 2 Drainage pipe connection for the left arrangement 3 Knock out hole for left drain piping arrangement 4 Refrigerant pipe connection gas pipe side flared connection 5 Refrigerant pipe connectio...

Page 52: ... Use M10 or W3 8 screws for anchor bolt 2 Please be sure when installing the drain up machine option parts Refrigerant pipe will be only upper drain pipe arrangement 1 Drainage pipe connection 26mm I D 2 Drainage pipe connection for the left arrangement 3 Knock out hole for left drain piping arrangement 4 Refrigerant pipe connection gas pipe side flared connection 5 Refrigerant pipe connection liq...

Page 53: ...TES 1 Use M10 or W3 8 screws for anchor bolt 2 Please be sure when installing the drain up machine option parts Refrigerant pipe will be only upper drain pipe arrangement 1 Drainage pipe connection 26mm I D 2 Drainage pipe connection for the left arrangement 3 Knock out hole for left drain piping arrangement 4 Refrigerant pipe connection gas pipe side flared connection 5 Refrigerant pipe connectio...

Page 54: ...should face upward TRANSMISSION INDOOR OUTDOOR LED3 VANE MOTOR MV POWER SUPPLY R B POWER SUPPLY I B LED2 LED1 SWITCH COOLING ON OFF SW2 SW1 LED2 RU BZ W B LED RUN INDICATOR SWITCH HEATING ON OFF LED HOT ADJUST BUZZER RECEIVING UNIT WIRELESS REMOTE CONTROLLER BOARD OPTION TERMINAL BLOCK REMOTE CONTROLLER TRANSMISSION LINE CONNECTOR SCHEDULE TIMER REMOTE CONTROLLER BOARD TB6 CN2 COND EVA TEMP THERMI...

Page 55: ...erature thermistor liquid TH2 Distributor with strainer 50 Condenser evaporator temperature thermistor TH5 Room temperature thermistor TH1 Refrigerant flow in cooling Refrigerant flow in heating Strainer 50 Strainer 50 Heat exchanger Refrigerant GAS pipe connection Flare Refrigerant LIQUID pipe connection Flare ...

Page 56: ...e action according to 9 3 Trouble shooting by inferior phenomena The inferior phenomenon is not reoccurring Logged Not logged 1Consider the temporary defects such as the work of protection devices in the refrigerant circuit including compressor poor connection of wiring noise and etc Re check the symptom and check the installation environment refrigerant amount weather when the inferior phenomenon...

Page 57: ...ature with remote controller in test run mode If pipe liquid temperature is exclusively low in cooling mode or high in heating mode refrigerant circuit may have defective 5 Check pipe liquid temperature with remote controller in test run mode If there is exclusive difference with actual pipe liquid temperature replace indoor controller board Turn the power off and on again to operate after check P...

Page 58: ...ler board should be normal when voltage of AC 100 240V is detected while fan motor is connected Refer to 9 6 2 56 Check operating condition of refrigerant circuit Heating mode 1 Check clogs of the filter 2 Remove shields 4 Measure the resistance of fan motor s winding Measure the output voltage of fan s connector FAN on the indoor controller board WThe indoor controller board should be normal when...

Page 59: ...ler board cannot finish transmitting 30 times consecutively 12 Turn the power off and on again to check If abnormality generates again replace indoor controller board 1 Contact failure at transmission wire of remote controller 2 All remote controllers are set as sub remote controller In this case E0 is displayed on remote controller and E4 is displayed at LED LED1 LED2 on the outdoor controller ci...

Page 60: ...e on indoor power board Check the wiring connection When output voltage is between 12V and 16V Check 5 below 5 Check the wiring connection between indoor controller board and indoor power board If no problems are found indoor controller board is defective When LED1 on indoor controller board is lit 1 Mis setting of refrigerant address for outdoor unit There is no unit corresponding to refrigerant ...

Page 61: ... be used as follows When the outdoor unit is something wrong When the indoor fan is something wrong When drain over flow protected operation is detected during self diagnosis Error code P5 2 Emergency operation will be serial operation by the power supply ON OFF ON OFF or temperature etc adjustment is not operated by the remote controller 3 Do not operate for a long time as cold air is blown when ...

Page 62: ...nser evaporator temperature thermistor TH5 Normal 4 3k 9 6k Abnormal Open or short Measure the resistance between the terminals using a tester Winding temperature 20 Measure the resistance between the terminals using a tester Winding temperature 20 Drain up mechanism Option Fan motor Abnormal Open or short Normal 195 Abnormal Open or short Red Black White Black Motor terminal or Relay connector RP...

Page 63: ...Ω 25 5 4kΩ 30 4 3kΩ 40 3 0kΩ Thermistor for lower temperature 1 273 t 1 273 9 6 TEST POINT DIAGRAM 9 6 1 Power board PCA RP2GA PCA RP2 5GA PCA RP3GA PCA RP4GA PCA RP5GA PCA RP6GA CN2S Connect to the indoor controller board CN2D 12 16V DC CN02 Connect to the indoor controller board CN03 Between 1 and 2 0 24V DC Indoor Outdoor transmission Between 2 and 3 220 240V AC CN01 Connect to the Terminal Blo...

Page 64: ...TH1 CN2L Connector LOSSNAY CN41 Connector HA terminal A CN31 Drain sensor DS CN29 Condenser evaporator temperature thermistor TH5 CN25 Humidifier output 12 16V DC Jumper wire J11 J15 Model setting Jumper wire J21 J24 Capacity setting SWE Emergency operation LED1 Power supply I B LED2 Power supply R B LED3 Transmission Indoor outdoor CN03 Connect to the indoor power board CN02 Between 1 to 3 220 24...

Page 65: ...d J21 J24 DIP switches SW1 and SW2 are equipped with jumper wire J11 J15 SW1 Open short of jumper wire Functions Jumper wire Model settings Capacity settings Models PCA RP2 6 Remarks J11 J12 J13 J14 J15 Models RP2 RP2 5 RP3 RP4 RP5 RP6 J21 J22 J23 J24 J21 J24 SW2 Marks in the table below Jumper wire Short Open DIP switch ON OFF ...

Page 66: ...e electrical cover and remove the electrical cover 4 Disconnect CN6V and CN21 5 Remove the screws from the electrical box and pull out the electrical box Electrical parts in the electrical box Terminal block for indoor outdoor connecting line Terminal block for remote controller Fan motor capacitor Indoor control board Figure 1 Figure 2 Photo 1 slide Intake grill Intake grill Holding knobs Hinges ...

Page 67: ...for removing the motor guard 4 Unscrew screws for removing the fan guard 5 Remove the lower casing while pressing the stoppers at upper side of the casing 6 Loosen the set screws at the connecting joint 7 Remove the sirocco fan and shaft together by sliding the shaft to the left Note Make sure that the upper side casing is snapped to the fan plate securely with catch 5 Removing the side panel 1 Re...

Page 68: ...move the under panel w Weight of the under panel approx 2kg 7 Removing the Indoor coil thermistor 1 Remove the air intake grille 2 Remove the right side panel 3 Remove the relay connector of the pipe thermistor 4 Remove the screw and remove the check panel 5 Extract the indoor coil thermistor from the holder Caution for the installation There is a possibility for the short circuit when connector g...

Page 69: ... remove the drain pump option 10 Removing the guide vane 1 Remove the intake grille 2 Remove the beam 3 Remove the side panel right and left 4 Remove the under panel 5 Remove the drain pan 6 Remove the screw from the guide vane then remove the guide vane 11 Removing the Auto vane 1 Remove the intake grille 2 Remove the left side panel 3 Remove the left side box 4 Remove the under panel 5 Remove th...

Page 70: ...n pan 7 Unscrew the screw of the pipe cover and remove the pipe cover 8 Unscrew the screw of the pipe support and remove the pipe support 9 Unscrew the screw of the heat exchanger and remove the heat exchanger Remove the heat exchanger with care Since this is quite heavy removing work should be done with more than 2 people wWeight of heat exchanger approx 5 3kg Photo 11 Pipe support Pipe cover Hea...

Page 71: ...BLOCK CONTROL BOX POWER BOARD CONTROL COVER CONTROL COVER CONTROL COVER REMOTE CONTROLLER CORD REMOTE CONTROLLER 3 440V 4 440V 6 440V 250V 4A 3P S1 S2 S3 2P 1 2 PAR 20MAA 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 BG00N015G25 BG02A804G20 BG02A804G21 BG02A804G22 C1 C1 C1 I B TB4 TB5 P B 8 6 9 1 ELECTRICAL PARTS PCA RP2GA PCA RP2 5GA PCA RP3GA PCA RP4GA PCA RP5GA...

Page 72: ...1 R01 17J 054 R01 A14 500 R01 17J 669 T7W E01 070 R01 18J 665 R01 17J 808 R01 17J 668 R01 17J 661 R01 17J 067 R01 37J 085 R01 E00 033 R01 17J 651 R01 17J 002 R01 37J 086 R01 A14 676 R01 17J 068 R01 E03 223 R01 17J 809 R01 17J 662 R01 17J 523 S PLATE L L L FILTER GRILLE HINGE GRILLE ASSY GRILLE ASSY GRILLE CATCH L L FILTER REAR SUPPORT UNDER PANEL BEAM GA W BOARD CASE S PLATE R RIGHT LEG R SERVICE ...

Page 73: ...65 R01 17J 661 R01 35J 661 R01 17J 808 R01 17J 668 R01 18J 668 R01 17J 067 R01 35J 067 R01 29J 651 R01 36J 651 R01 29J 002 R01 E03 002 R01 E00 033 R01 E01 033 R01 37J 085 R01 37J 087 R01 37J 086 R01 17J 068 R01 E00 068 R01 29J 223 R01 35J 223 R01 17J 523 BG02H454K01 BG17H464H08 LEFT SIDE PANEL LEFT SIDE PANEL LEFT LEG S PLATE L S PLATE L REAR PANEL REAR PANEL GRILLE HINGE GRILLE CATCH GRILLE ASSY ...

Page 74: ...1 17J 054 R01 17J 691 R01 A14 500 R01 41J 669 T7W E01 070 R01 35J 661 R01 17J 808 R01 18J 668 R01 35J 067 R01 E00 665 R01 41J 651 R01 E04 002 R01 41J 085 R01 43J 087 R01 E01 033 R01 42J 086 R01 E00 068 R01 35J 223 R01 17J 809 R01 17J 523 LEFT SIDE PANEL S PLATE L REAR PANEL L L FILTER GRILLE HINGE GRILLE ASSY GRILLE CATCH GRILLE ASSY L L FILTER UNDER PANEL W BOARD CASE REAR SUPPORT BEAM GA RIGHT S...

Page 75: ...1 43E 126 T7W 23J 762 R01 17J 524 T7W 17J 675 R01 A14 529 T7W 18J 675 R01 17J 202 T7W E08 202 T7W E51 480 T7W E00 072 MOTOR LEG CASING SIROCCO FAN FAN GUARD ROOM TEMPERATURE THERMISTOR PIECE MOTOR FAN MOTOR DRAIN PLUG FAN GUARD DRAIN PAN ASSY FAN GUARD LIQUID PIPE TEMPERATURE THERMISTOR CONDENSER EVAPORTORTEMPERATURE THERMISTOR HEAT EXCHANGER DRAIN HOSE COVER Q ty set Part number that is circled i...

Page 76: ... 116 R01 29J 114 R01 35J 114 T7W 20J 675 T7W 22J 675 R01 E26 202 R01 29J 100 T7W 21J 675 T7W 23J 675 R01 E00 103 R01 29J 145 R01 35J 145 R01 17J 524 R01 A15 529 R01 A16 529 T7W 18J 675 T7W 24J 675 T7W B06 110 T7W B07 110 R01 33J 114 R01 41J 114 R01 17J 202 T7W E08 202 R01 H00 480 T7W E52 480 T7W E00 072 MOTOR LEG MOTOR LEG PIECE MOTOR FAN MOTOR FAN MOTOR FAN JOINT SIROCCO FAN SIROCCO FAN FAN GUARD...

Page 77: ...3J 675 R01 39J 114 R01 17J 524 T7W 24J 675 T7W B07 110 R01 E00 103 R01 35J 145 R01 17J 202 T7W E08 202 T7W E53 480 T7W E54 480 T7W E00 072 SHAFT MOTOR LEG PIECE MOTOR SIROCCO FAN ROOM TEMPERATURE THERMISTOR FAN GUARD FAN GUARD FAN MOTOR SIROCCO FAN DRAIN PAN ASSY FAN JOINT FAN GUARD SIROCCO FAN DRAIN PLUG FAN GUARD CASING SLEEVE BEARING BEARING SUPPORT LIQUID PIPE TEMPERATURE THERMISTOR CONDENSER ...

Page 78: ...he setback operation ends normal operation will begin 3 Weekly timer function Daily timer function can apply to each day of the week 12 1 TIMER 12 1 1 Program timer specifications 28 C 26 C 8 00 Normal operation 23 00 Setback operation 8 00 Normal operation Part No Model Name PAC SC32PTA with set back function Program timer Part name Parts No Exterior dimensions inch Installation Type of clock Clo...

Page 79: ...ck express 30 minutes The block display consists of 3 pattern MONITOR Indicates the current timer set ting All switch expect MODE SELECTOR SW are invalidated then This is the normal status SET Set to SET mode for clock adjust ment charge of week day daily and weekly timer setting Push SW to advance the time Each time the button is pushed the time advance by 1 minute pushing continuously advances b...

Page 80: ...CA RP2 2 5 3 4 5 6GA Applied Service Ref Part No PAC SF40RM E Applied Service Ref Part No PAC SF55RA E Applied Service Ref 12 3 High Efficiency Filter 12 4 Wireless Remote Controller Wireless Adapter 12 5 Remote Sensor 12 6 Remote Operation Adapter 12 7 Remote ON OFF Adapter HEAD OFFICE MITSUBISHI DENKI BLDG 2 2 3 MARUNOUCHI CHIYODA KU TOKYO 100 8310 JAPAN cCopyright 2004 MITSUBISHI ELECTRIC ENGIN...

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Mitsubishi Electric PCA-RP2.5GA, Technical & Service Manual

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