TECHNICAL & SERVICE MANUALCONTENTS1. PART NAMES AND FUNCTIONS ...22. SPECIFICATION ...43. OUTLINES AND DI
10When drain socket is installed9-3/16(233)When drain socket is installedDrainage9-11/16(246)14NOTES.1.Use M10 or W3/8 screw for anchor bolt.2.Please
114WIRING DIAGRAMCN27CN32CN51CN52SW2SW3SW4SWEZNR01,02DSAFUSEX1MFMVDPFSTB2TB5TB15TH22TH23LEVSW1SW11SW12SW14SWASWCW.BRUBZLED1LED2SW1SW2POWER SUPPLYTRANS
125 REFRIGERANT SYSTEM DIAGRAMRefrigerant flow in coolingRefrigerant flow in heatingStrainer (#100 mesh)Strainer (#100 mesh)Strainer1 (#50 mesh)Strain
13MICROPROCESSOR CONTROL6PAR-21MAAON/OFFFILTERCHECKOPERATIONCLEARTESTTEMP.MENUBACK DAYMONITOR/SETCLOCKON/OFFûF ûCûF ûCERROR CODEAFTERTIMERTIME SUN MON
14→Control modesControl details3-1. Drain pump control •Drain pump is always ON during the COOL and DRY mode operation. (Regardless of the therm
15Control modesControl details1-1. Thermo regulating function (Function to prevent restarting for 3 minutes) Setting the Dry thermo by the therm
16Control modesControl detailsSet by remote controller.When [Auto] is set, fan speed becomes [Low].2. Drain pump Remarks1. FanTypeFan speed notch4 spe
17Control modesControl details1-1. Thermoregulating function (Function to prevent restarting for 3 minutes) • Room temperature desired temperatur
18→Control modesControl details2. Fan Remarks2-3. Thermo OFF mode When the thermoregulating function changes to OFF, the indoor fan operates in
191. Drain pumpControl modesControl detailsHEAT mode for room temperature < Desired temperatureCOOL mode for room temperature Desired temperatur
Indoor unit1PART NAMES AND FUNCTIONSAir outletLouverVaneAir intakeFilter(Inside of Air intake)2
207TROUBLESHOOTING7-1. HOW TO CHECK THE PARTSPCFY-P15NKMU-E PCFY-P24NKMU-E PCFY-P30NKMU-E PCFY-P36NKMU-EParts name Check pointsDisconne
214Φ4365Φ32Φ21Φ1Φ4Φ3Φ2Φ1Controller boardDrive circuitConnector(CN60)DC12VBrownRedBlueOrangeYellowWhiteM462351BlueBrownYellowOrangeRedWhiteLinear expan
22654321LED1kΩSymptomCheck pointsOperation circuit failure of the micro processorDisconnect the connector on the controller board, then con-nect LED f
23Notes · High voltage is applied to the connecter (CNMF) for the fan motor. Pay attention to the service. · Do not pull out the connector (CNMF) for
24SW3-5Note : 4 SW3-5Vane settingInitial setting●Setting Vane positionOFF Set up Standard StandardON Set upLess draft Upward position than the stand
25059483726105948372610594837261059483726108F7E6D5C4B3A29108F7E6D5C4B3A291SwitchSWACeilingheightselectorSWCOptionselectorRotary switchRotary switchSW1
26• To operate each indoor unit by each remote controller when installed 2 indoor units or more are near, Pair No. setting is necessary. Pai
277-3. TEST POINT DIAGRAM7-3-1. Indoor controller boardPCFY-P15NKMU-E PCFY-P24NKMU-E PCFY-P30NKMU-E PCFY-P36NKMU-ECN52Remote indicatorCN51
287-3-2. Address boardPCFY-P15NKMU-EPCFY-P24NKMU-EPCFY-P30NKMU-EPCFY-P36NKMU-ESW1Function settingSW12Address setting10ths DIGITSW11Address setting1st
OPERATING PROCEDUREPHOTOS & ILLUSTRATIONS298DISASSEMBLY PROCEDURE1. Removing the air intake grille (1) Slide the air intake grille holding knobs (
3°F°C°F°CERROR CODEAFTERTIMERTIME SUN MON TUE WED THU FRI SATONOFFHrAFTERFILTERFUNCTIONONLY1Hr.WEEKLYSIMPLEAUTO OFFPAR-21MAAON/OFFFILTERCHECKOPERATION
OPERATING PROCEDUREPHOTOS & ILLUSTRATIONS303. Removing the room temperature thermistor (TH21) (1) Remove the air intake grille. (See Figure 1,2) (
OPERATING PROCEDUREPHOTOS & ILLUSTRATIONS31ScrewSide panel (Right)Side panel (Left)Sliding the panelto the frontFigure 36. Removing the side pan
OPERATING PROCEDUREPHOTOS & ILLUSTRATIONS328. Removing the under panel(1) Remove the air intake grille. (See Figure 1,2) (2) Remove the left and r
OPERATING PROCEDUREPHOTOS & ILLUSTRATIONS3312. Removing the Auto vane(1) Remove the intake grille. (See Figure 1,2)(2) Remove the right side panel
OPERATING PROCEDUREPHOTOS & ILLUSTRATIONS3413. Removing the heat exchanger and LEV(1) Remove the air intake grille. (See Figure 1,2) (2) Remove th
Copyright 2009 MITSUBISHI ELECTRIC ENGINEERING CO., LTD.Distributed in Feb. 2009 No. OCH450 PDF 7Made in JapanNew publication, effective Feb. 2009Spec
42SPECIFICATION2-1. SPECIFICATIONS*1 Nominal cooling conditionsNote :Indoor :Outdoor :Pipe length :Level difference :80°FDB/67°FWB (26.7°CDB/19.4°CWB)
5Parts nameSymbolTH21TH22TH23FUSEMFMVDPFSLEVTB2TB5TB15Resistance 30°F/15.8kΩ, 50°F/9.6kΩ, 70°F/6.0kΩ, 80°F/4.8kΩ, 90°F/3.9kΩ, 100°F/3.2kΩResistance 30
6PCFY-P15NKMU-EExternal static pressure : 0PaPower source : 208V, 230V, 60HzPCFY-P24NKMU-EExternal static pressure : 0PaPower source : 208V, 230V, 60H
72-5. FRESH AIR INTAKE AMOUNT & STATIC PRESSURE CHARACTERISTICSQ0BAC1Curve in thegraphsDuct characteristicsat siteQAEC2QQaAD3Q…Designed amount of
83OUTLINES AND DIMENSIONSPCFY-P15NKMU-EUnit : inch(mm)DrainageWhen drain socket is installedWhen drain socket is installedDrainage9-3/16(233)9-11/16(2
9PCFY-P24NKMU-EUnit : inch(mm)When drain socket is installed9-3/16(233)DrainageWhen drain socket is installed9-11/16(246)i-see sensor14liquid Φ3/8(Φ9.
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