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TECHNICAL & SERVICE MANUAL

CONTENTS

COMBINATION OF INDOOR AND OUTDOOR UNITS

···2

2. SAFETY PRECAUTION ·······································3

3. PART NAMES AND FUNCTIONS ·······················6

4. SPECIFICATIONS ················································8

5. DATA···································································11

6. OUTLINES AND DIMENSIONS ·························26

7. WIRING DIAGRAM ············································27

8. REFRIGERANT SYSTEM DIAGRAM······················28

9. TROUBLE SHOOTING ······································29

10. DISASSEMBLY PROCEDURE ··························39

11. PARTS LIST ·······················································42

12. OPTIONAL PARTS ························BACK COVER

2004

Indoor unit

[Model names]

PKA-RP1.6GAL

PKA-RP2GAL

[Service Ref.]

PKA-RP1.6GAL

PKA-RP2GAL

Indoor unit

No.OC305

Wall Mounted

Series PKA

R407C/R410A

Remote controller

• This manual dose not cover

outdoor uniits. When servicing
tthem, please refer to service
manual OC261 REVISED
EDITION-B, OC285, OC294
REVISED EDITION-A, OC298
and this manual in a set.

SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS
SPLIT-TYPE, AIR CONDITIONERS

Model name
indication

OC305--1.qxp 04.4.28 11:24 AM Page 1

Содержание PKA-RP2GAL

Страница 1: ...RE 39 11 PARTS LIST 42 12 OPTIONAL PARTS BACK COVER 2004 Indoor unit Model names PKA RP1 6GAL PKA RP2GAL Service Ref PKA RP1 6GAL PKA RP2GAL Indoor unit No OC305 Wall Mounted Series PKA R407C R410A Re...

Страница 2: ...nit PKA RP1 6GAL PKA RP2GAL Heat pump without electric heater or Cooling only 1 6VGAA 2VGAA 1 6VGAA 2VGAA Indoor unit PKA RP1 6GAL PKA RP2GAL Heat pump type PUH P Cooling only type PU P Heat pump with...

Страница 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 co...

Страница 4: ...6 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 R4...

Страница 5: ...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 malfunctio...

Страница 6: ...R410A Use the existing fitting specifications UNF1 2 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...

Страница 7: ...rature CLOCK display Displays the current time display Displays the order of timer operation display Displays whether timer is on or off w In case the outdoor unit is cool only type the heating and au...

Страница 8: ...or 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...

Страница 9: ...ating 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...

Страница 10: ...output Airflow Lo Mi2 Mi1 Hi External static pressure Operation control Thermostat Noise level Lo Mi2 Mi1 Hi Unit drain pipe O D Dimensions Weight W D H INDOOR UNIT Service Ref OUTDOOR UNIT 5 Refer to...

Страница 11: ...14 4 284 3 456 3 708 4 014 4 284 3 456 3 708 4 014 4 284 SHC W 2 257 2 299 2 007 2 834 2 596 2 328 3 110 2 892 2 649 2 313 3 387 3 189 2 970 2 656 3 456 3 337 3 131 2 827 3 456 3 486 3 291 2 999 3 456...

Страница 12: ...3 348 3 600 3 888 3 060 3 348 3 600 3 888 SHC W 2 264 2 076 1 800 2 509 2 344 2 088 2 754 2 611 2 376 2 100 2 999 2 879 2 664 2 411 3 060 3 013 2 808 2 566 3 060 3 147 2 952 2 722 3 060 3 348 3 240 3...

Страница 13: ...738 5 129 5 474 4 416 4 738 5 129 5 474 SHC W 2 826 2 464 2 052 3 180 2 843 2 462 3 533 3 222 2 872 2 409 3 886 3 601 3 283 2 846 4 063 3 790 3 488 3 065 4 239 3 980 3 693 3 284 4 416 4 359 4 103 3 7...

Страница 14: ...278 4 600 4 968 3 910 4 278 4 600 4 968 SHC W 2 502 2 225 1 840 2 815 2 567 2 208 3 128 2 909 2 576 2 186 3 441 3 251 2 944 2 583 3 597 3 594 3 312 2 981 3 754 3 594 3 312 2 981 3 910 3 936 3 680 3 3...

Страница 15: ...584 4 962 5 296 4 272 4 584 4 962 5 296 4 272 4 584 4 962 5 296 4 272 4 584 4 962 5 296 4 272 4 584 4 962 5 296 SHC W 2 862 2 521 2 134 3 204 2 888 2 530 3 546 3 254 2 927 2 489 3 888 3 621 3 324 2 9...

Страница 16: ...3 269 2 982 2 643 3 593 3 435 3 160 2 836 3 745 3 600 3 338 3 028 3 783 3 932 3 694 3 412 3 783 4 139 4 050 3 797 3 783 4 139 4 406 4 181 SHF 0 67 0 55 0 43 0 75 0 63 0 51 0 83 0 71 0 59 0 47 0 91 0 7...

Страница 17: ...547 4 314 3 968 3 579 3 056 4 520 4 188 3 818 3 311 4 725 4 408 4 056 3 565 5 136 4 849 4 534 4 075 5 136 5 290 5 011 4 584 5 136 5 511 5 488 5 093 SHF 0 60 0 48 0 36 0 68 0 56 0 44 0 76 0 64 0 52 0...

Страница 18: ...311 3 820 3 582 3 210 2 773 4 002 3 781 3 424 3 005 4 184 3 980 3 638 3 236 4 548 4 378 4 066 3 698 4 548 4 776 4 494 4 160 4 548 4 976 4 922 4 622 SHF 0 60 0 48 0 36 0 68 0 56 0 44 0 76 0 64 0 52 0...

Страница 19: ...15 5 513 5 310 1 37 1 47 1 58 1 51 1 62 1 74 PKA RP GAL PUHZ RP VHA 230V HEATING CAPACITY 2 NOTE CA Capacity W P C Power consumption kW Outdoor intake air W B 10 5 0 5 10 15 CA Indoor intake are D B C...

Страница 20: ...22 20 18 16 20 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 2...

Страница 21: ...1 00 1 00 Service Ref PKA RP1 6GAL PKA RP2GAL Cooling capacity correction factors Heating capacity correction factors Service Ref PKA RP1 6GAL PKA RP2GAL Refrigerant piping length one way 5m 10m 20m...

Страница 22: ...densing temperature Suction temperature Ref pipe length Intake air temperature Discharge air temperature Intake air temperature BF SHF W kW C C C C C D B D B W B D B W B C C C m MPa MPa Outdoor side I...

Страница 23: ...P2VGAA1 UK PUH P2YGAA UK PUH P2YGAA1 UK PKA RP2GAL 1 50 230 PKA RP1 6GAL 1 50 230 1 50 230 3 50 400 1 50 230 3 50 400 4 450 1 70 0 33 7 79 2 11 0 53 4 950 1 79 0 33 8 22 2 10 0 47 2 56 0 44 6 200 2 34...

Страница 24: ...emperature Intake air temperature BF SHF W kW C C C C C D B D B W B D B W B C C C m MPa MPa Outdoor side Indoor side Refrigerant circuit Electrical circuit Total Cooling Cooling Cooling Cooling PKA RP...

Страница 25: ...ESHOLD OF HEARING FOR CONTINUOUS NOISE NC 60 NC 50 NC 40 NC 30 NC 20 NC 70 OCTAVE BAND SOUND PRESSURE LEVEL dB re 0 0002 MICRO BAR BAND CENTER FREQUENCIES Hz PKA RP1 6GAL PKA RP2GAL Hi NOTCH Mi1 Mi2 L...

Страница 26: ...49 5hole for tapping screw Knock out hole for right rear piping Right rear piping hole Unit center 14 14hole Knock out hole for 425 420 170 190 210 230 0 322 0 35 55 80 130 190 230 272 310 0 35 95 15...

Страница 27: ...ervice board MODELS 1 6GAL SW1 Manufacture Service board J15 J14 J13 J12 J11 OFF ON 5 4 3 2 1 BUZZER BZ RU RECEIVING UNIT WIRELESS REMOTE CONTROLLER BOARD W B REMOTE CONTROLLER BOARD OPTION R B CN2 TB...

Страница 28: ...iquid 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 H...

Страница 29: ...ction according to Trouble shooting by inferior phenomena Page 34 The inferior phenomenon is not reoccurring Logged Not logged 1Consider the temporary defects such as the work of protection devices in...

Страница 30: ...s beep O 4 times beep O 5 times beep O 6 times beep O 8 times beep O 2 times Other than above Operation LED 1 sec O 1 time 1 sec O 2 times 1 sec O 4 times 1 sec O 5 times 1 sec O 6 times 1 sec O 8 tim...

Страница 31: ...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 temperatu...

Страница 32: ...ver load high temperature operation beyond the tolerance range 4 Defective indoor fan motor Fan motor is defective Indoor controller board is defective 5 Overcharge of refrigerant 6 Defective refriger...

Страница 33: ...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...

Страница 34: ...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...

Страница 35: ...s 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...

Страница 36: ...Parts name Check points Measure the resistance between the terminals using a tester Winding temperature 20 Fan motor MF Abnormal Open or short Red Black White Black Motor terminal or Relay connector R...

Страница 37: ...e thermistor 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 Mode...

Страница 38: ...pment Wireless remote controller 0 Control PCB for both J41 and J42 Four pair number settings are supported The pair number settings of the wireless remote controller and indoor control PCB J41 J42 ar...

Страница 39: ...en remove the set 3screws 4 After removing the lower side of the front panel a little remove it as pulling toward upper 3 REMOVING THE INDOOR CONTROLLER BOARD 1 Remove the terminal block cover 2 Remov...

Страница 40: ...thermistor Room temperature thermistor Condenser evaporator temperature thermistor 7 REMOVING THE NOZZLE ASSEMBLE 1 Disconnect the connector CN6V on the controller board 2 Disconnect the lead wire of...

Страница 41: ...e see the photo 7 6 Remove the 2screws and the pipe fixture 7 Remove the 2screws and heat exchanger Heat exchanger Set screw Pipe fixture Set screws Photo 9 9 REMOVING THE FAN MOTOR 1 Remove the termi...

Страница 42: ...LER WIRELESS REMOTE CONTROLLER DOOR WIRELESS REMOTE CONTROLLER HOLDER No Parts No Parts Name Specifications 1 1 1 1 3 1 1 2 1 1 1 1 1 1 1 Q ty set PKA RP1 6GAL PKA RP2GAL Remarks Drawing No Wiring Dia...

Страница 43: ...ING SUPPORT FAN GUARD DRAIN PLUG DRAIN HOSE NOZZLE GUIDE VANE GUIDE VANE ARM VANE MOTOR WIRERLESS ADAPTER CONTROLLER BOARD MOTOR COVER RUBBER MOUNT FAN MOTOR TERMINAL COVER TERMINAL BLOCK CAPACITOR IN...

Страница 44: ...PAR 20MAAT E Part No PAC SC32PTA Part No PAC SE41TS E Part No PAC SF40RM E Part No PAC SE55RA E cCopyright 2004 MITSUBISHI ELECTRIC ENGINEERING CO LTD Distributed in May 2004 No OC305 PDF 9 Made in Ja...

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