Mitsubishi Electric PFFY-P-VLRM-E Manual de servicio

TECHNICAL & SERVICE MANUALAir-Conditioners For Building Application<Indoor unit>PFFY-P25VLEM-A,PFFY-P25VLRM-APFFY-P20VLEM-A,PFFY-P20VLRM-APF

151580Duct mounting hole2 ✕ F - ø 4.79400167310 90A132 15Floor mounting holeOD ø27(TOP ø20)Hose(accessory)StrainerDrain panAir filterWall mounting hol

10Switch(for voltage selection)Aux.relay POWER SUPPLY~ 220-240V 50Hz~ 208-230V 60HzBREAKER(16A)FUSE(16A)PULL BOXTO NEXT INDOOR UNITSwitch (connectio

11Strainer (#100mesh)Strainer (#100mesh)Heat exchangerRoom temparature thermistor TH21Gas pipe thermistor TH23Liquid pipe thermistor TH22Linear expans

12Room temparaturethermistor (TH21)Liquid pipe thermistor(TH22)Gas pipe thermistor(TH23)TransformerFan motorLinear expansionvalveDisconnect the connec

1301020304050-20 -10 0 10 20 30 40 50< Thermistor for lower temperature >Temperature (: )Resistance (k Ω )4ø4365ø32ø21ø1ø4ø3ø2ø1Controller board

Output(Phase)Outputø11ONø2ONø3OFFø4OFF2OFFONONOFF3OFFOFFONON4ONOFFOFFON<Output pulse signal and the valve operation>➁Linear expansion valve oper

15123456789101~6123456781~4Thermistor<Intake temperaturedetection>positionON OFFFilter crogging detection Provided Not providedFilter life 2,500

16321SWC123(SWA)0594837261SW12100594837261SW11108F7E6D5C4B3A291SW143210594837261SW120594837261SW1108F7E6D5C4B3A291SW14Address boardAddress boardAddres

(A)(B)Fig.1Fig.2Fig.3(A)DISASSEMBLY PROCEDURE88-1 CONTROL BOX (Exposed type PFFY-P·VLEM)Be careful removing heavy parts.1.Removing the front panel (A

18(D)(C)(E)(F)Fig.1Fig.2Fig.3Fig.4(A)(B)(B)8-2 THERMISTOR (Gus and liquid piping temperature detection)1.Removing the side casing(1)Open the control p

1- Inadequate connection and fastening may generate heat andcause a fire.• Prepare for typhoons and other strong winds and earthquakesand install the

19Be carefulThermistorFig.1Fig.1Fig.2➀OPERATING PROCEDURE PHOTOS1.Removing the drainpan(1)Remove the fixing screw of the side frame by thecontrol box.

Fig.1(a)(a)➀(A)fan motor shaftfixing screwFig.2(b)(b)(c)(c)20OPERATING PROCEDURE PHOTOS8-5 FAN and FAN MOTOR1.Sliding the fan section (Fig.1)(1)Remove

Fig.1Fig.2Fig.3Cover 1Cover 221OPERATING PROCEDURE PHOTOS8-6 HEAT EXCHANGER1.Removing the casing (1)Remove the fixing screws(six) and remove thecasing

Fig.1Fig.2Fig.3(A)(B)22OPERATING PROCEDURE PHOTOS8-7 CASING (Concealed type PFFY-P·VLRM)1.Removing the casing ass’y(1)Remove the fixing screws (nine)

HEAD OFFICE: MITSUBISHI DENKI BLDG., 2-2-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPANIssued in May. 2001 MEE01K053Printed in JapanNew publication,

22. Precautions for devices that useR407C refrigerantCaution:• Do not use the existing refrigerant piping.- The old refrigerant and refrigerator oil i

3PFFY-P20VLEM-A,PFFY-P20VLRM-APFFY-P25VLEM-A,PFFY-P25VLRM-APFFY-P32VLEM-A,PFFY-P32VLRM-APFFY-P40VLEM-A,PFFY-P40VLRM-APFFY-P50VLEM-A,PFFY-P50VLRM-APFFY

4● ● ● Remote Indoor (Main) Unitcontroller[PAR-20MAA]Once the controls are set, the same operation mode canbe repeated by simply pressing the ON/OFF b

5● DisplayON/OFF CENTRALLY CONTROLLEDERROR CODECLOCKON OFF°CCHECKCHECK MODEFILTERTEST RUNFUNCTION°C1Hr.NOT AVAILABLESTAND BY DEFROSTTEMP.ABCDEFHIKLJMP

6Power sourceModelPFFY-P20VLEM-APFFY-P25VLEM-APFFY-P32VLEM-APFFY-P40VLEM-APFFY-P63VLEM-AItemDimensionFanMotorRefrigerantpipe dimensionPower consumptio

7LEVC1 1.5µF X 440V2.5µFX440V2.0µFX440VMF1,2PFFY-P20VLEM-AVLRM-APFFY-P63VLEM-AVLRM-APFFY-P50VLEM-AVLRM-APFFY-P40VLEM-AVLRM-APFFY-P32VLEM-AVLRM-APFFY-P

878CRemote controller(PAR-F25MA)can be built-in.(Program timer can not bebuilt-in together)ø6.35ø12.77307207601170PFFY -P63VLEM-APFFY -P40VLEM-A1410 1