Mitsubishi Electronics MSZ-FA25VA Operating Procedure Photos, Removing the electrical box

OPERATING PROCEDURE	PHOTOS
2. Removing the electronic control P.C. board, the	Photo 3
power monitor receiver P.C. board, i-see Sensor,
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 the V.A. clamp, and then the indoor/outdoor connecting wire.(See Photo 3.)

(3)	Remove the switch holder from the electrical cover.
	(See Photo 4.)	Screws of
(4)	Remove the screw of the electrical cover, and then the	the terminal
	electrical cover. (See Photo 4.)	block cover
(5)	Remove the ground wire connected to the indoor electronic
	control P.C. board from the electrical box. (See Photo 5.)
(6)	Unhook the power monitor receiver P.C. board holder from
	the catch. (See Photo 5.)
(7)	Open the rear cover of the power monitor receiver P.C.	Drain hose	Screw of the V.A. clamp
	board holder and pull out the power monitor receiver P.C.
	board.
(8)	Remove the screws of the i-see Sensor cover and the i-see
	Sensor motor, and then the i-see Sensor motor.	Photo 4

(9)Open the i-see Sensor holder and pull out the i-see Sensor.

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

(11)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.)	Switch holder
(12)	Pull out the electronic control P.C. board from the electrical
	box.
(13)	Remove the ground wire connected to the heat exchanger
	from the electrical box. (See Photo 5.)	Screw of the
(14)	Unhook the catches of the electrical box, and pull out the	electrical cover.
	electrical box.

(15)Remove the screws of the terminal block cover, and then the terminal block cover and the terminal block holder. (See Photo 3.)

(16)Remove the terminal block by sliding it.

	Photo 5	Fan motor
	Ground wires
		connector (CN211)
3. Removing the electrical box		Connector of the
(1) Remove the horizontal vane, the panel (Refer to 1.) and the		interlock switch(Fan)
		(CN1R1)
corner box.
(2) Remove the screw of the V.A. clamp, and then the indoor/		Indoor coil thermistor
outdoor connecting wire.(See Photo 3.)
		connector (CN112)
(3) Remove the switch holder and the electrical cover.
(See Photo 4.)		Connector of the
(4) Remove the ground wire connected to the heat exchanger		plasma power
from the electrical box.(See Photo 5.)		P.C.board(CN1T1)
(5) Disconnect the following connectors on the electronic		Connector of the
control P.C. board; the fan motor connector <CN211>, the		safety device(Plasma
indoor coil thermistor connector <CN112>, the vane motor		unit) (CN1T2)
connector <CN151>, the connector of the interlock switch		Vane motor
(Fan) of the horizontal vane <CN1R1>, the connector of		connector (CN151)
the safety device (plasma unit) <CN1T2>, the connector of
the plasma power P.C. board <CN1T1>, the connector of
the front panel driving motor <CN1U1>.		Connector of the
(6) Unhook the catches of the electrical box, and pull out the		front panel driving
electrical box. (See Photo3.)	Power monitor	motor (CN1U1)
	receiver P.C. i-see Sensor
	board holder	i-see Sensor
		cover

32