Mitsubishi Electronics PCFY-P24NKMU-E manuals
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Mitsubishi Electronics PCFY-P24NKMU-E Service Manual
36 pages 3.21 Mb
TECHNICAL & SERVICE MANUALSPLIT-TYPE, HEAT PUMP AIR CONDITIONERS CONTENTS No. OCH450 R22R410AFebruary 2009 PARTS CATALOG (OCB450) 3 Wired remote controllerFC Display SectionOne Hour Only indicator Identifies the current operation Centrally Controlled indicator Timer is Off indicator Temperature Setting Day-of-Week Time/Timer Display Sensor indication Locked indicator Clean The Filter indicator Timer indicators Up/Down Air Direction indica- tor Room Temperature display Louver display (Power On indicator) Fan Speed indicator Ventilation indicator Operation Section 4 2SPECIFICATION2-1. SPECIFICATIONSPAC-YU25HT PAC-SH91MK-E PAR-SA92MW-E PAR-SL93B-E (measured in anechoic room) PAC-SH88KF-E PAC-SH89KF-E PAC-SH90KF-E 5 2-3. SOUND LEVEL2-2. ELECTRICAL PARTS SPECIFICATIONS 6 2-4. NC CURVESPCFY-P15NKMU-E Power source : Octave band center frequencies (Hz) Octaveband center frequencies ( Hz) Power source : PCFY-P24NKMU-E Power source : PCFY-P30NKMU-E PCFY-P36NKMU-EOctaveband center frequencies ( Hz) Octave band center frequencies (Hz) 7 2-5. FRESH AIR INTAKE AMOUNT & STATIC PRESSURE CHARACTERISTICSHow to read curves PCFY-P30, 36NKMU-E PCFY-P24NKMU-E PCFY-P15NKMU-E 8 3OUTLINES AND DIMENSIONSPCFY-P15NKMU-E drain lift up mechanism(option parts), 2.Please be sure when installing the 1.Use M10 or W3/8 screw for anchor bolt. NOTES. Knock out hole for wiring arrangement 7/8(22) Knock out hole for fresh air intake 3-15/16(100) Refrigerant-pipe connection(gas pipe side/flared connection) Knock out hole for left drain-piping arrangement Drainage pipe connection(for the left arrangement) Drainage pipe connection(1(26mm)I.D.)In case of wireless remote controller [FRONT VIEW]and i-see sensor(Optional Parts) Accessory...Drain socket (1(26mm) I.D.) refrigerant pipe will be only upward. 9 PCFY-P24NKMU-E gas 5/8(15.88) Air intake (Optional Parts) and i-see sensor remote controller In case of wireless Air outlet Electrical box Refrigerant-pipe connection(gas pipe side/flared connection) Knock out hole for left drain-piping arrangement Drainage pipe connection(for the left arrangement) Drainage pipe connection(1(26mm)I.D.) Knock out hole for wiring arrangement 7/8(22) Knock out hole for fresh air intake 3-15/16(100) Knock out hole for upper drain pipe arrangementIn case of wireless remote controllerEmergency operation Operation lamp Receiver switch <Cooling> Emergency operation mechanism(option parts),refrigerant pipe will be only upward. 2.Please be sure when installing the drain lift up 1.Use M10 or W3/8 screw for anchor bolt. NOTES. [FRONT VIEW]Electrical box position.(The heat exchanger might be clogged because of dust) Then put the independent piece back in initial remove the shaded portions from the independent piece. In case of the rear pipe arrangement, make sure to is pulled down When electrical box liquid 3/8(9.52)When drain socket i-see sensoris installed Drainage When drain socket is installed Drainage Ceiling4-15/16(125) DEFROST/STAND BY lamp switch <Heating> and i-see sensor(Optional Parts) Accessory...Drain socket (1(26mm) I.D.) Refrigerant-pipe connection(liquid pipe side/flared connection) 10 PCFY-P30, 36NKMU-E When drain socket [FRONT VIEW]NOTES. Refrigerant-pipe connection (gas pipe side/flared connection) Refrigerant-pipe connection Knock out hole for left drain-piping arrangement Drainage pipe connection(for the left arrangement) Drainage pipe connection(1(26mm)I.D.) Accessory...Drain socket (1(26mm)I.D.) Knock out hole for wiring arrangement 7/8(22) Knock out hole for fresh air intake 3-15/16(100) Knock out hole for upper drain pipe arrangementElectrical box When electrical box position.(The heat exchanger might be clogged because of dust) Then put the independent piece back in initial remove the shaded portions from the independent piece. In case of the rear pipe arrangement, make sure to Ceiling Electrical box and i-see sensor remote controller In case of wireless gas 5/8(15.88) liquid 3/8(9.52)DEFROST/STAND BY lamp switch <Cooling> Emergency operation and i-see sensor(Optional Parts) In case of wireless remote controllerAir outlet mechanism (option parts),refrigerant pipe will be only upward. 2.Please be sure when installing the drain lift up 1.Use M10 or W3/8 screw for anchor bolt.is installed When drain socket Drainage is pulled down Air intakeswitch <Heating> Operation lamp Receiver Emergency operation Drainage (Optional Parts) (liquid pipe side/flared connection) 11 4WIRING DIAGRAMLED1 <w2>Use copper supply wires.LED2 [LEGEND] LED on indoor board for service PCFY-P15, 24, 30, 36NKMU-E 12 5 REFRIGERANT SYSTEM DIAGRAMPCFY-P15NKMU-E PCFY-P24NKMU-E PCFY-P30NKMU-E PCFY-P36NKMU-E 13 MICROPROCESSOR CONTROL620 7TROUBLESHOOTINGBlack plastic tapeDrain pump (DP) (Option) i-see sensor (Option) Drain float switch (FS) (Option) Vane motor (MV) Vane motor for i-see sensor (Option) Linear expansion valve (LEV) 21 Linear expansion valve24 29 8DISASSEMBLY PROCEDUREFigure 1 Photo 3 Pull out the air intake grille PCFY-P15NKMU-E PCFY-P24NKUM-E PCFY-P30NKMU-E PCFY-P36NKMU-E
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