Mitsubishi PLA-RP- Manuals

6 Cautions for units utilising refrigerant R410A CAUTIONS RELATED TO NEW REFRIGERANT Use new refrigerant pipes. Make sure that the inside and outside of refrige-rant piping is clean and it has no contaminationsuch as sulfur hazardous for use, oxides, dirt, shaving particles, etc.In addition, use pip...

8 ● Operation buttons PAR-20MAA ON/OFF CENTRALLY CONTROLLED ERROR CODE CLOCK ON OFF ˚C CHECK CHECK MODE FILTER TEST RUN FUNCTION ˚C 1Hr. NOT AVAILABLE STAND BY DEFROST FILTER CHECK TEST TEMP. TIMER SET This sets the ventilation fan speed. VENTILATION button Press this button to switch between cool, ...

9 Caution ● Only the Power display lights when the unit is stopped and power supplied to the unit. ● When the central control remote control unit, which is sold separately, is used the ON-OFF button, operation switch button and TEMP. adjustment button do not operate. ● “NOT AVAILABLE” is displayed w...

10 ON/OFF TEMP FAN VANE TEST RUN AUTO STOP AUTO START h min LOUVER MODE CHECK RESET SET CLOCK MODEL SELECT NOT AVAILABLE CHECK TEST RUN ˚C AMPM AMPM VANE CONTROL button Used to change the air flow direction. CLOCK button RESET button SET button ON/OFF button The unit is turned ON and OFF alternately...

11 SPECIFICATIONS 5 Heat pump type (1) Service Ref. ItemFunction Capacity Btu/h W Total input Service Ref. Power supply (phase, cycle,voltage) InputRunning current A Starting current A External finish (Panel)Heat exchanger Fan Fan (drive) o No. Fan motor output kW kW kW Airflow (Low-Medium2-Medium1-...

21 DATA 6 6-1. PERFORMANCE DATA 6-1-1. COOLING CAPACITY (1) PLA-RP1.6AA.UK / PUHZ-RP1.6VHA (230V) NOTE: CA : Capacity (W) SHC: Sensible heat capacity (W) P.C.: Power consumption (kW) SHF : Sensible heat factor 20202022222224242424262626262727272728282828303030303232323234343434 161820161820161820221...

57 Total Electrical circuit Refrigerant circuit Indoor side Outdoor side Service Ref. SHF BF W kW V A V A MPa MPa ° C ° C ° C m ° C ° C ° C ° C ° C Mode Capacity Input Indoor unit Service Ref. Phase , Hz Volts Amperes Outdoor unit Service Ref. Phase , Hz Volts Amperes Discharge pressure Suction pres...

60 7 OUTLINES AND DIMENSIONS PLA-RP2.5,3AA PLA-RP1.6,2AA Models PLA-RP4,5,6AA Refrigerant pipe(9.52mm dia.)flared connection 3/8F FOR PUHZ-RP typeRefrigerant pipe(6.35mm dia.)flared connection 1/4F FOR PU(H)-P typeRefrigerant pipe(9.52mm dia.)flared connection 3/8F Refrigerant pipe(9.52mm dia.)flare...

61 WIRING DIAGRAM 8 [Servicing] Fasten terminal of the terminal board "TB4" equips lock system.To remove the fastened terminal, pull it while pressing the protruding portion (locking lever) ofthe terminal. The fastened terminal protruding portion should face upward. NOTES: 1.Since the outdoo...

62 9 REFRIGERANT SYSTEM DIAGRAM Thermistor TH2Pipe temperature (Liquid) Distributorwith strainer(#50) Thermistor TH5(Cond./Eva. temperature) Thermistor TH1(Room temperature) Refrigerant flow in cooling Refrigerant flow in heating Strainer(#50) Strainer(#50) Heat exchanger Refrigerant GAS pipe connec...

63 TROUBLESHOOTING 10 <Error code display by self-diagnosis and actions to be taken for service (summary)>Present and past error codes are logged and displayed on the wired remote controller and control board of outdoor unit.Actions to be taken for service, which depends on whether or not the ...

67 10-3. TROUBLESHOOTING BY INFERIOR PHENOMENA Note: Refer to the manual of outdoor unit for the detail of remote controller. (3)Upward/downward vane perfor- mance failure 1 The vane is not downward during defrosting and heat preparation and when the thermostat is OFF inHEAT mode. (Working of COOL p...

69 10-5. HOW TO CHECK THE PARTSPLA-RP1.6AA.UKPLA-RP2AA.UKPLA-RP2.5AA.UKPLA-RP3AA.UK PLA-RP3AA 1 .UK PLA-RP4AA.UK PLA-RP4AA 1 .UK PLA-RP5AA.UK PLA-RP5AA 1 .UK PLA-RP6AA.UK PLA-RP6AA 1 .UK Parts name Check points Disconnect the connector then measure the resistance using a tester.(Surrounding temperat...

73 10-7. FUNCTIONS OF JUMPER WIRE Each function is controlled by the jumper wire on control p.c. board. For service parts, J11- J15 and J21-J24, DIP switches (SW1 and SW2) are equipped with jumper wire. J11~J15 (SW1) Open/short of jumper wire Functions Jumper wire Modelsettings Capacitysettings Pair...

74 DISASSEMBLY PROCEDURE 11 OPERATING PROCEDURE PHOTOS & ILLUSTRATIONS 1. Removing the air intake grille (1) Slide the knob of air intake grille toward the arrow 1 to open the air intake grille. (2) Remove drop prevention hook from the panel.(3) Slide the shaft in the hinge to the direction of t...

75 OPERATING PROCEDURE PHOTOS & ILLUSTRATIONS 6. Removing the pipe temperature thermistor and condenser evaporator temperature thermistor (1) Remove the fan guard.(See photo 1)(2) Remove the bell mouth.(See photo 2)(3) Remove the electrical box.(See photo 3)(4) Remove the turbo fan.(5) Remove th...

76 OPERATING PROCEDURE PHOTOS & ILLUSTRATIONS 10. Removing the heat exchanger (1) Remove the panel. (See photo 6)(2) Remove the fan guard. (See photo 1)(3) Remove the bell mouth. (See photo 2)(4) Remove the electrical box. (See photo 3)(5) Remove the drain pan. (See photo 7)(6) Remove the turbo ...

77 12 PARTS LIST No. Parts No. Parts Name Specifi- cation Q'ty / set WIRELESS WIRED Remarks (Drawing No.) Wiring Diagram Symbol Recom- mended Q'ty Unit Amount Price 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 AIR OUTLET GRILLE VANE ASSY CORNER PANEL CORNER PANEL L.L FILTER-A GRILLE ASSY RECEVER WIRELESS ADA...

78 No. Parts No. Parts Name Q'ty / set PLA-RP1.6AA.UK PLA-RP2AA.UK PLA-RP2.5AA.UK Wiring Diagram Symbol Recom- mended Q'ty Unit Amount Price 123456 7 89 101112131415 BASELEGDRUM 1 ASSYLEGTURBO FANSPL WASHER / NUTHEAT EXCHANGERHEAT EXCHANGERPIPE TEMPERATURE THERMISTORCONDENSER EVAPORATOR TEMPERATURE ...

84 OPTIONAL PARTS 13 13-1. PROGRAM TIMER 13-1-1. Names and functions <PAC-YT32PTA> Part No. PAC-YT32PTA A SET/MONITOR DISPLAY:When SET is displayed, clock adjustment,change of day, and daily and weekly timersettings can be performed. When MONI-TOR is displayed, all switches except SET/MONITOR ...