Mitsubishi Electronics PCFY-P30NKMU-E Disassembly Procedure, PCFY-P15NKMU-E PCFY-P24NKUM-E

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8 DISASSEMBLY PROCEDURE

PCFY-P15NKMU-E

PCFY-P24NKUM-E

 

 

 

Be careful when removing heavy parts.

PCFY-P30NKMU-E

PCFY-P36NKMU-E

 

 

 

(Photo: PCFY-P36NKMU-E)

OPERATING PROCEDURE

PHOTOS & ILLUSTRATIONS

1. Removing the air intake grille

Figure 1

(1)Slide the air intake grille holding knobs (at 2 or 3 loca- tions) to the rear to open the air intake grille. (See Figure 1)

(2)While the air intake grille left open, push the stoppers on the rear hinges (at 2 or 3 locations) to pull out the air intake grille. (See Figure 2)

Figure 2

Air intake grille

slide

 

Air intake grille holding knobs

hinges

Pull out the air intake grille

2. Removing the indoor controller board and the electrical box

Photo 1

Beam

(1) Remove the air intake grille. (See Figure 1,2)

(2) Remove the screw from the beam and remove the beam. (See Photo 1)

(3)Remove 2 screws from the electrical cover, and remove the electrical cover.

(4)Remove 2 screws from the electrical box and pull the

electrical box downward.

 

 

Temporarily secure the electrical box using 2 hooks in

 

 

the back of electrical box.

 

 

(5) Disconnect the connectors on the indoor controller

Electrical cover

Electrical cover

board.

 

 

fixing screws

 

 

[Removing the electrical box]

Photo 2

 

(6)Disconnect the wires from the terminal blocks and pull out the electrical box. (See Photo 2)

[Removing the indoor controller board]

(6) Remove the 6 supports from the indoor controller board and remove the indoor controller board. (See Photo 3)

Electrical box

Electrical box

fixing screw

 

Photo 3

Indoor controller

Room temperatureboard (I.B.) thermistor (TH21)

Terminal blocks (TB2),(TB5),(TB15)

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Contents Parts Catalog OCB450 ContentsPart Names and Functions Wired remote controller Specifications SpecificationSound Level Electrical Parts SpecificationsPCFY-P15NKMU-E PCFY-P24NKMU-E NC CurvesCmmcfm How to read curvesFront View Pcfy Gas pipe side/flared connection PCFY-P15, 24, 30, 36NKMU-E Wiring DiagramUnit mm inch Service Ref Refrigerant System DiagramPCFY-P15NKMU-E PCFY-P24NKMU-E PCFY-P30NKMU-E PCFY-P36NKMU-E Ø12.7 1/2 Ø15.88 5/8Room temperature Desired temperature How to operateMicroprocessor Control Indoor Unit Control 6-1. Cool OperationFloat switch control Pressed one time. Dry 67 to 87F DRY OperationControl modes Control details Remarks Thermo regulating Drain pump Same control as Cool operation VaneFAN Operation Pressed one time. Heating 63 to 83F Heat OperationDisplay in Heat operation Defrost Fan Control detailsFrom the preceding Control modes Control details Remarks Fan Thermo OFF modeAuto Operation Automatic COOL/HEAT Change Over Operation When Unit is StoppedDown TroubleshootingLinear expansion valve Closing a valve 1 → 2 → 3 → 4 → Trouble shootingBecome OFF ValveSensor signal check Function of DIP Switch How to set address High ceiling On SWA settingSwitch Match the indoor unit’s refrigerant pipe with the BC How to set branch number SW14 Series R2 onlyOperation by switch Effective Switch PoleJumper Pattern aPCFY-P15NKMU-E PCFY-P24NKMU-E PCFY-P30NKMU-E PCFY-P36NKMU-E Test Point DiagramSW1 Operating Procedure Photos & Illustrations Disassembly ProcedurePCFY-P15NKMU-E PCFY-P24NKUM-E PCFY-P30NKMU-E PCFY-P36NKMU-ERemoving the fan motor and right side fan Removing the room temperature thermistor TH21Removing the side panel Removing the fan 3 connectionRemove the screw from the side panel, and remove Side panel by sliding the panel to the frontRemoving the drain pan Removing the vane motorRemoving the under panel TH23 Removing the pipe thermistors/Liquid TH22 and GasRemoving the guide vane Removing the Auto vaneRemove the heat exchanger with LEV Removing the heat exchanger and LEVRemove 2 screws from the heat exchanger Page New publication, effective Feb

PCFY-P30NKMU-E, PCFY-P36NKMU-E, PCFY-P24NKMU-E, PCFY-P15NKMU-E specifications

Mitsubishi Electronics is renowned for its innovative solutions in the field of heating, ventilation, and air conditioning (HVAC) systems. Among its impressive lineup, the PCFY-P series of ceiling-mounted air conditioning units stands out for its advanced features, technologies, and efficient performance. The models PCFY-P15NKMU-E, PCFY-P24NKMU-E, PCFY-P36NKMU-E, and PCFY-P30NKMU-E cater to various cooling and heating needs, making them suitable for both residential and commercial applications.

One of the main features of the PCFY-P series is its superior efficiency rating. With advanced inverter technology, these units provide precise temperature control by adjusting the compressor speed to match the cooling or heating demand. This not only leads to significant energy savings but also ensures a comfortable environment at all times.

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Sustainability is a key focus in Mitsubishi's design philosophy. The PCFY-P series utilizes environmentally friendly refrigerants that have a low global warming potential, aligning with modern environmental regulations and initiatives.

In summary, the Mitsubishi Electronics PCFY-P15NKMU-E, PCFY-P24NKMU-E, PCFY-P36NKMU-E, and PCFY-P30NKMU-E offer exceptional efficiency, quiet operation, air quality improvement, smart technology integration, and sustainable design. These characteristics position the PCFY-P series as a leading choice in the HVAC market, providing reliable comfort solutions for a variety of settings. Each model exemplifies Mitsubishi's commitment to innovation and performance, making them a valuable asset for climate control needs.
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