Mitsubishi Electronics MSZ-GA22VA Operating Procedure Photos, Removing the electrical box

Models: MSZ-GA25VA MSZ-GA35VA MSZ-GA22VA

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OPERATING PROCEDURE

PHOTOS

2. Removing the electronic control P.C. board, the

Photo 2

power monitor receiver P.C. board, SW P.C. board

 

and the terminal block

 

(1)Remove the horizontal vane, the panel (Refer to 1.) and the corner box.

(2)Remove the screw of V.A. clamp, and then the

 

indoor/outdoor connecting wire. (See Photo 2.)

 

(3)

Remove the switch holder from the electrical cover.

Screws of

 

(See Photo 3.)

(4)

Remove the screw of the electrical cover, and then the

the terminal

 

electrical cover. (See Photo 3.)

block cover

(5)Remove the ground wire connected to the indoor electronic control P.C. board from the electrical box.

 

(See Photo 4.)

 

 

(6)

Unhook the power monitor receiver P.C. board holder from

 

 

(7)

the catch. (See Photo 4.)

Drain hose

Screw of V.A. clamp

Open the rear cover of the power monitor receiver P.C.

 

 

 

board holder and pull out the power monitor receiver P.C.

 

 

 

board.

Photo 3

 

(8)

Open the switch holder and pull out SW P.C. board.

 

 

 

(9)Pull the electronic control P.C. board slightly toward you from the electrical box, and disconnect TAB3 and all the connectors on the electronic control P.C. board.

(LD101 and LD105 are direct-mounted to the electronic control P.C. board.)

(10)Pull out the electronic control P.C. board from the electrical

box.

Switch holder

(11) Remove the ground wire connected to the heat exchanger

 

from the electrical box. (See Photo 4.)

 

(12) Unhook the catches of the electrical box, and pull out the

Screw of the

electrical box.

electrical cover.

 

(13)Remove the screws of the terminal block cover, and then the terminal block cover and the terminal block holder. (See Photo 2.)

(14)Remove the terminal block by sliding it.

 

 

Photo 4

 

 

Ground wires

3. Removing the electrical box

Fan motor

(1)

Remove the horizontal vane, the panel (Refer to 1.) and

connector (CN211)

 

the corner box.

Connector of the

(2)

Remove the screw of V.A. clamp, and then the indoor/

interlock switch(Fan)

 

outdoor connecting wire. (See Photo 2.)

(CN1R1)

(3)

Remove the switch holder and the electrical cover.

Indoor coil thermistor

 

(See Photo 3.)

 

connector (CN112)

(4)

Remove the ground wire connected to the heat exchanger

 

 

from the electrical box. (See Photo 4.)

 

(5)

Disconnect the following connectors on the electronic

 

 

control P.C. board; the fan motor connector <CN211>, the

Vane motor

 

indoor coil thermistor connector <CN112>, the vane motor

connector (CN151)

 

connector <CN151>, the connector of the interlock switch

 

 

(Fan) of the horizontal vane <CN1R1>.

 

(6)Unhook the catches of the electrical box, and pull out the electrical box.

Power monitor receiver P.C. board holder

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Mitsubishi Electronics MSZ-GA22VA, MSZ-GA25VA, MSZ-GA35VA Operating Procedure Photos, Removing the electrical box

MSZ-GA25VA, MSZ-GA35VA, MSZ-GA22VA specifications

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