Mitsubishi PEFY-P24NMSU-E Manuel de service

TECHNICAL & SERVICE MANUALAir-Conditioners For Building Application<Indoor unit>2005ModelsCeiling ConcealedSeries PEFYPEFY-P15NMHU-E,PEFY-P1

9PEFY-P72 · 96NMHU-EUnit :mm(in.)1:R410A outdoor unit2:R22 outdoor unitAir inletAir outletmm(in.)When installing the drain water lifting-up mech(optio

105WIRING DIAGRAMPEFY-P15·18·24·27·30·36·48·54NMHU-E )( S(SHIELD)GPARTS LOCATIONINSIDE SECTION OF CONTROL BOX2112F2F1AC250V6.3A T( )AC250V5A FCN24 C

11PEFY-P72·96NMHU-ES(SHIELD)PARTS LOCATIONLEV adapter boardINSIDE SECTION OF CONTROL BOX )(()AC250V 5A FAC250V6.3A T122112CN27 CN22CN23 CN24 CN2553

12REFRIGERANT SYSTEM DIAGRAM6Strainer (#100mesh)Strainer (#100mesh)Heat exchangerRoom temperature thermistor TH21Gas pipe thermistor TH23Liquid pipe t

137TROUBLE SHOOTING7-1. How to check the partsRoom temperaturethermistor (TH21)Liquid pipe thermistor(TH22)Gas pipe thermistor(TH23)TransFan motorFan

147-2. Setting of address switchMake sure that power source is turning off.ONOFF12345678910SW1Indoor unit control board< At delivery (All models)&g

157-3. Setting of Dip-switch (at delivery)7-4. Attention for test run12345678910 12345678910 123123456SW1 SW2ONOFFONOFFONOFFONOFFSW3 SW45ONOFF220V240V

168DISASSEMBLY PROCEDUREOPERATING PROCEDURE PHOTOSModels 15~541.Removing the control box cover (1) Remove the fixing screws (two) of the control box

17OPERATING PROCEDURE PHOTOSBe careful on removing heavy parts.Fig.4Fig.5Models 72 · 961.Removing the control box cover (1) Remove the fixing screws

18Fig.1Fig.2Fig.3Fig.48-2. FAN and FAN MOTOROPERATING PROCEDURE PHOTOSModels 15~541.Removing the control box.(1) Remove the control box cover and ter

1SAFETY PRECAUTIONSand install the unit at the specified place.- Improper installation may cause the unit to topple and result ininjury.• Always use a

19(A)(D)Arrow 1Motor (A)OPERATING PROCEDURE PHOTOS(4) Slide the motor (A) with motor base (D) in direction of allow1. (Fig. 5)Models 36·48·54*Motor

20Fig.7Fig.8Fig.9Fig.10OPERATING PROCEDURE PHOTOSModels 72· 961.Removing the control box.(1) Remove the control box cover1 with procedure 8-1.(2) Rem

21OPERATING PROCEDURE PHOTOS(3) After removing the fixing screws (H)(as shown models36·48·54) of the front fan case(B) and remove the fan.Pull the f

228-3.LEV,THERMISTOR (Liquid/Gas piping temperature detection)OPERATING PROCEDURE PHOTOSModels 15~541.Removing the LEV.(1) Remove the control box cov

238-4. HEAT EXCHANGEROPERATING PROCEDURE PHOTOSModels 15~541.Removing the heat exchanger.(1) Remove the heat exchanger cover with procedure 8-3-1.(2)

24OPERATING PROCEDURE PHOTOS(4) Remove the maintenance cover.(fixing screws : two) (Fig. 4)(5) Remove the heat exchanger.(fixing screws : four) (Fig.

25Bottom plateDrainpanOPERATING PROCEDURE PHOTOSModels 72 · 961.Removing the heat exchanger.(1) Remove the refrigerant piping and drain hose from mai

26OPERATING PROCEDURE PHOTOS(7) Remove the fixing screws (three) of the heat exchangercover, and remove the cover. Remove the fixing screws(four) of t

278-5. CONTROL BOX INSIDE LAYOUTModels 15~54Models 72 · 96X06 X05 X04CN42CN81FAN2FAN3CNPCNT CNDCN3TCN2MCN20CN60LEV1SW4SW3SW2CN60CN27CN52CN25CN51CN41

288-6. SENSOR POSITION●PEFY-P15NMHU-E ●PEFY-P18· 24NMHU-E●PEFY-P27· 30NMHU-E ●PEFY-P36 · 48NMHU-E●PEFY-P54NMHU-E ●PEFY-P72 · 96NMHU-ELiquid sensorLiqu

22. Precautions for devices that useCaution:• Do not use the existing refrigerant piping.- The old refrigerant and refrigerator oil in the existing pi

Issued in Aug. 2005 HWE05120New publication, effective Aug. 2005Specifications subject to change without notice

3400 Lawrenceville Suwanee Road ● Suwanee, Georgia 30024 Toll Free: 800-433-4822 ● Toll Free Fax: 800-889-9904 www.mrslim.com Specifications ar

3PEFY-P15NMHU-EPEFY-P18NMHU-EPEFY-P24NMHU-EPEFY-P27NMHU-EPEFY-P30NMHU-EPEFY-P36NMHU-EPEFY-P48NMHU-EPEFY-P54NMHU-EPEFY-P72NMHU-EPEFY-P96NMHU-E4.4 / 5.0

4PART NAMES AND FUNCTIONS2● Indoor (Main) Unit● Remote controller[Operation buttons] [PAR-21MAA]● Once the controls are set, the same operation mode c

5[Display]CCON/OFF CENTRALLY CONTROLLEDERROR CODECLOCKON OFFCHECKCHECK MODEFILTERTEST RUNFUNCTION1Hr.NOT AVAILABLESTAND BY DEFROSTTEMP.ABCEPMFKDOLGNIH

3SPECIFICATION3-1. SpecificationNotes: *1 Cooling/Heating capacity indicates the maximum value at operation under the following condition.Cooling: Ind

7LEVC1MF1,2PEFY-P15NMHU-EPEFY-P18NMHU-EPEFY-P24NMHU-EPEFY-P27NMHU-EPEFY-P30NMHU-EPEFY-P36NMHU-EPEFY-P48NMHU-EPEFY-P54NMHU-EPEFY-P72NMHU-EPEFY-P96NMHU-

84OUTLINES AND DIMENSIONSPEFY-P15·18·24·27·30·36·48·54NMHU-EUnit :mm(in.)mm(in.)1:R410A outdoor unit2:R22 outdoor unitAir inletAir outletModel:P15~30(