Mitsubishi Mr.Slim PCA-A.KA4- User Manual

Page 2 - REFERENCE SERVICE MANUAL

2 For information on service, please refer to the service manual as follows. 1-1. INDOOR UNIT Model name Service Ref. Service Manual No. PLA-A12/18/24/30/36/42BA PLA-A12/18/24/30/36/42BA 1 OCH420 OCB420 HWE08070 BWE0811A PCA-A24/30/36/42KA PCA-A24/30/36/42KA PEA-A12/18AA PEA-A12/18AA.TH OCH455 OCB45...

Page 3 - SPECIFICATIONS

3 2 SPECIFICATIONS 2-1. CEILING CASSETTE TYPE Model name Indoor unit Outdoor unit Cooling Max. Capacity Btu/h Rated Capacity Btu/h Min. Capacity Btu/h Total Input W EER Btu/h/W SEER Btu/h/W Moisture Removal Pints/h *1 SHF Heating Max. Capacity Btu/h Rated Capacity Btu/h Min. Capacity Btu/h Total Inp...

Page 10 - OUTLINES AND DIMENSIONS; Floor; Detail drawing of fresh air intake hole

10 INDOOR UNITPLA-A12BA PLA-A18BA PLA-A24BA PLA-A30BA PLA-A36BA PLA-A42BA 3 OUTLINES AND DIMENSIONS Unit: inch (mm) 14-27/32 11-3/16 2-3/8 +5 0 (7.5) (160) (500) (950) Floor Min.94-1/2(2400) from floor Entire periphery (36) (83) (83) (36) (500) (950) (597) (597) ( 158) ( : 175) (350) ( : 150) ( 14- ...

Page 13 - Please be sure when installing the drain lift up

13 PCA-A24KA PCA-A30KA Unit: inch (mm) When drain socket is installed 9-3/16(233) Drainage When drain socket is installed 9-1 1/16(246) i-see sensor 14 liquid Φ 3/8( Φ 9.52) gas Φ 5/8( Φ 15.88) Drainage 46-3/16(1 173) 1/16(2) 1/16(2) 50-3/8(1280) 1-7/8(48) 5/16(8) 47-3/16(1 198) 3-3/8(85) 7-3/16(182...

Page 16 - OUTDOOR UNIT; PIPING-WIRING DIRECTION

16 OUTDOOR UNIT Unit: mm (inch) PUY-A12NHA3(-BS) PUY-A18NHA3(-BS) PUZ-A18NHA3(-BS) 1/2 conduit hole 144<5-21/32> 2- W 22.2<7/8> 22<7/8> 38<1-1/2> 241<9-1/2> Min.100mm<3-15/16> Piping and wiring connection canbe made from the rear direction only. *1 In the place wh...

Page 17 - Example of Notes

17 PUZ-A24NHA3(-BS) PUY-A24NHA3(-BS) Unit: mm (inch) PUZ-A30NHA3(-BS) PUY-A30NHA3(-BS)PUZ-A36NHA3(-BS) PUY-A36NHA3(-BS) Min. 10mm <3/8> Min. 10mm <3/8> Min. 100mm <3-15/16> Min. 500mm <19-1 1/16> Min. 100mm <3-15/16> Min. 500mm <191/16> Max. 300mm<1-3/16> Mi...

Page 19 - WIRED REMOTE CONTROLLER

19 WIRED REMOTE CONTROLLER 130<5-1/8> 120<4-3/4> 19 <3/4> 48.5<1-15/16> Unit: mm (inch)

Page 20 - WIRELESS REMOTE CONTROLLER; COOL

20 Unit: mm (inch) WIRELESS REMOTE CONTROLLER 159.3<6-3/8> 55<2-5/32> 58<2-9/32> 19<3/4> MODEL SELECT NOT AVAILABLE SWING CHECK FAN TEST RUN °F °C AMPM STOP START AMPM COOL DRY AUTO FAN HEAT

Page 21 - WIRING DIAGRAM

21 4 WIRING DIAGRAM PLA-A12BA PLA-A18BA PLA-A24BA PLA-A30BA PLA-A36BA PLA-A42BA <Table 2>SW2(CAPACITY CODE) Service PLA-A30BA PLA-A36BA PLA-A42BA PLA-A12BA PLA-A18BA PLA-A24BA MODELS SW2 ON OFF 1 2 3 4 5 Service MODELS ON OFF 1 2 3 4 5 ON OFF 1 2 3 4 5 ON OFF 1 2 3 4 5 ON OFF 1 2 3 4 5 ON OFF ...

Page 22 - SETTING

22 PKA-A12HA PKA-A18HA PKA-A12HAL PKA-A18HAL Symbol Name Symbol Name I.B Indoor controller board FUSE FUSE(T3.15AL250V) ZNR01,02 Varistor DSA Surge absorber CN2L Connector (LOSSNAY) CN30 Connector (LLC) CN152 Connector (Back-up heating) CN90 Connector (Remote operation adapter) Connector (Emergency ...

Page 24 - Be sure to turn off the source power

24 PCA-A24KA PCA-A30KA PCA-A36KA PCA-A42KA SYMBOL SYMBOL NAME NAME I.B R.B INDOOR CONTROLLER BOARD FUSE (T6.3AL250V) VARISTOR SURGE ABSORBER CONNECTOR (LOSSNAY) CONNECTOR (REMOTE SWITCH)CONNECTOR (HA TERMINAL-A)CONNECTOR (CENTRALLY CONTROL) POWER SUPPLY (I.B)POWER SUPPLY (R.B)TRANSMISSION (INDOOR-OU...

Page 30 - REFRIGERANT SYSTEM DIAGRAM; Thermistor TH1; Heat exchanger

30 REFRIGERANT SYSTEM DIAGRAM 5 5-1. INDOOR UNITPLA-A·BA PCA-A·KA PEA-A·AA Thermistor TH2 Pipe temperature (Liquid) Distributor with strainer(#50) Thermistor TH5 (Cond./Eva. temperature) Thermistor TH1 (Room temperature) Refrigerant flow in coolingRefrigerant flow in heating Strainer(#50) Strainer(#...

Page 33 - PERFORMANCE CURVES; CAP; Cooling performance curve

33 6 PERFORMANCE CURVES Note : This diagram shows the case where the operation frequency of a compressor is fixed. FOR THE COMBINATION OF OUTDOOR UNIT PUZ-A·NHA3(-BS), PUY-A·NHA3(-BS) 1.4 1.2 1.0 0.8 10 22 (72 ˚ F) 20 (68 ˚ F) 18 (64 ˚ F) 16 (61 ˚ F) 22 (72 ˚ F) 20 (68 ˚ F) 18 (64 ˚ F) 16 (61 ˚ F) 2...

Page 34 - Heating performance curve; INDOOR

34 Note : This diagram shows the case where the operation frequency of a compressor is fixed. Heating performance curve 1.4 1.2 1.0 15 (59 ˚ F) 15 (59 ˚ F) 20 (68 ˚ F) 20 (68 ˚ F) 25 (77 ˚ F) 25 (77 ˚ F) 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) OUT...

Page 35 - CORRECTION FACTORS; Outdoor unit; Cooling; ft; Corrected pipe length

35 7 CORRECTION FACTORS PUZ-A18 PUZ-A24/30/36 PUZ-A42 Refrigerant piping length (one way) 30m (100ft) 40m (130ft) 50m (165ft) 20m (70ft) 10m (33ft) 5m (16ft) 30m (100ft) 40m (130ft) 50m (165ft) 20m (70ft) 10m (33ft) 5m (16ft) Outdoor unit PUY-A42PUZ-A42 PUY-A24/30/36PUZ-A24/30/36 PUY-A12/18PUZ-A18 O...

Page 36 - -1. OUTLET AIR SPEED AND COVERAGE RANGE; AIR FLOW DATA

36 Model Max. height difference Additional refrigerant charging amount (kg/oz) A12, A18 30 m, 100 ft 30 m, 100 ft 0 – – – – – – – 0.06 kg 0.11 kg 0.17 kg 2 oz 4 oz 6 oz A24, A30, A36 50 m, 165 ft 30 m, 100 ft 0 0.17 kg 0.34 kg 0.51 kg 0.68 kg 0.85 kg 1.02 kg 1.19 kg 1.36 kg 1.53 kg 1.70 kg 6 oz 12 o...

Page 37 - Fresh air intake hole diagram

37 8-2. PLA-A·BA 8-2-1 FRESH AIR INTAKE AND BRANCH DUCT 1. Branch duct hole and fresh air intake hole (Fig. 1) At the time of installation, use the duct holes (cut out) located at the positions shown in Fig.1, as and when required.• A fresh air intake hole for the optional multi function casement ca...

Page 38 - How to read curves

38 2 - inlet 1 - inlet 2 - inlet 1 - inlet 2 - inlet 1 - inlet -200(-80) -150(-60) -100(-40) -50(-20) 0 50(20) 0 1 2 50 100 150 200 [CFM] 3 4 5 6[CMM] 2 - inlet 1 - inlet Air flow rate Static pressure [Pa(in.W.G. % 10 -2 )] -200(-80) -150(-60) -100(-40) -50(-20) 0 50(20) 0 1 2 50 100 150 200 [CFM] 3...

Page 39 - Change of outlet numbers; The optional air outlet is necessary.; Branch duct and change of outlet numbers; Air flows in 2 directions.

39 Indoor unit Air outlet shutter plate (Option) Outlet concave portion Button Button Vane motor Vane motor Up/down vanes Connector Connector 4. Change of outlet numbers The optional air outlet is necessary. To change the air outlet number to 3-, or 2-way outlet, the outlet number should be closed w...

Page 42 - Fresh air intake hole; Indoor unit

42 8-3. PCA-A·KA FRESH AIR INTAKE AMOUNT & STATIC PRESSURE CHARACTERISTICS Q…Designed amount of fresh air intake <CMM(CFM)> A…Static pressure loss of fresh air intake duct system with airflow amount Q <Pa(in.W.G.x10 -2 )> B…Forced static pressure at air con- ditioner inlet with airfl...

Page 43 - INDOOR FAN PERFORMANCE AND CORRECTED AIR FLOW

43 8-4. PEA-A·AA External static pressure [in.WG](Pa) PEA-A12AA (External static pressure 0.060[in.WG](15Pa) 208/230V 60Hz Airflow rate(m 3 /min)[CFM] 0 10 20 30 40 50 6 7 8 9 10 11 12 [0.20] [0.16] [0.12] [0.08] [0.04] [212] [247] [282] [318] [353] [388] [424] Middle Low High Limit Rated point 0 40...

Page 45 - NOISE CRITERION CURVES

45 NOISE CRITERION CURVES 9 PLA-A12 BA PLA-A18BA NOTCH SPL(dB) LINE High 31 Medium1 29 Medium2 28 Low 27 NOTCH SPL(dB) LINE High 32 Medium1 31 Medium2 29 Low 28 90 80 70 60 50 40 30 20 10 63 125 250 500 1000 2000 4000 8000 APPROXIMATETHRESHOLD OFHEARING FORCONTINUOUSNOISE NC-60 NC-50 NC-40 NC-30 NC-...

Page 46 - UNIT

46 PLA-A36B A PLA-A42BA NOTCH SPL(dB) LINE High 40 Medium1 37 Medium2 34 Low 32 NOTCH SPL(dB) LINE High 41 Medium1 39 Medium2 36 Low 34 90 80 70 60 50 40 30 20 10 63 125 250 500 1000 2000 4000 8000 APPROXIMATETHRESHOLD OFHEARING FORCONTINUOUSNOISE NC-60 NC-50 NC-40 NC-30 NC-20 NC-70 BAND CENTER FREQ...

Page 47 - High

47 90 80 70 60 50 40 30 20 10 63 125 250 500 1000 2000 4000 8000 APPROXIMATETHRESHOLD OFHEARING FORCONTINUOUSNOISE NC-60 NC-50 NC-40 NC-30 NC-20 NC-70 OCT A VE BAND SOUND PRESSURE LEVEL, dB (0dB=0.0002 μ bar) BAND CENTER FREQUENCIES, Hz PKA-A12HA PKA-A18HA PKA-A12HAL PKA-A18HAL High NOTCH Low 43 SPL...

Page 48 - unit

48 NOTCH High Medium1Medium2 Low SPL(dB) 40373533 LINE 90 80 70 60 50 40 30 20 10 63 125 250 500 1000 2000 4000 8000 APPROXIMATETHRESHOLD OFHEARING FORCONTINUOUSNOISE NC-60 NC-50 NC-40 NC-30 NC-20 NC-70 OCT A VE BAND SOUND PRESSURE LEVEL, dB (0 dB = 0.0002 μ bar) BAND CENTER FREQUENCIES, Hz 90 80 70...

Page 49 - Measurement location; test unit

49 90 80 70 60 50 40 30 20 10 63 125 250 500 1000 2000 4000 8000 APPROXIMATETERESHOLD OFHEARING FORCONTINUOUSNOISE NC-60 NC-50 NC-40 NC-30 NC-20 NC-70 OCT A VE B AND SOUND PRESSURE LEVEL, dB (0 dB = 0.0002 μ bar) BAND CENTER FREQUENCIES, Hz PEA-A12AA External static pressure :0.060[in.WG](15Pa) High...

Page 52 - OPTIONAL PARTS

10 OPTIONAL PARTS 10-1. INDOOR UNIT Part Name Model Name Applicable model Remote sensor (extensible) PAC-SE41TS-E All models Connector for CN51(output for remote display + pulse12V input) PAC-88HA-E (1pc.) PAC-725AD (10pcs.) Connector for CN32 (remote ON/OFF) PAC-SE55RA-E Connector for CN30 (LLC) PA...

Mitsubishi Mr.Slim PCA-A.KA4- User Manual

Table of Contents:

Summary

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