Mitsubishi Electric MSZ-FD25VA Service Manual page 38

OPERATING PROCEDURE
3. Removing the electrical box
(1) Remove the panel (refer to 1.) and the corner box.
(2) Remove the indoor/outdoor connecting wire, the sen-
sor holder, the electrical cover and the earth wire.
(Refer to 2.)
(3) Disconnect the following connectors on the electronic
control P.C. board:
CN211 (Fan motor)
CN112 (Indoor coil thermistor)
CN1U1 (Horizontal vane motor)
CN151 (Vertical vane motor)
CN1R1 (Interlock switch)
CN1T1 (Plasma power P.C. board)
(4) Unhook the catches of the electrical box, and pull out
the electrical box. (Photo 4)
4. Removing the nozzle assembly
(1) Remove the panel (refer to 1.) and the corner box.
(2) Remove the V.A. clamp, and then the indoor/outdoor
connecting wire. (Photo 2)
(3) Remove the sensor holder and the electrical cover.
(Photo 3.)
(4) Disconnect the following connectors on the electronic
control P.C. board:
CN1U1 (Horizontal vane motor)
CN151 (Vertical vane motor)
CN1R1 (Interlock switch)
(5) Remove the power monitor receiver P.C. board holder
and the plasma power P.C. board holder. (Photo 4)
(6) Pull out the drain hose from the nozzle assembly and
remove the nozzle assembly.
(7) Remove the interlock switch.
5. Removing the vertical vane motor unit
(1) Remove the nozzle assembly. (Refer to 4.)
(2) Remove the crank of the vertical vane motor unit from
the arm of the vertical vane.
(3) Remove the screw of the vertical vane motor unit, and
pull the vertical vane motor unit.
(4) Remove the screws of the vertical vane motor unit
cover.
(5) Remove the crank of the vertical vane motor unit from
the shaft of the vane motor.
( ) Only the crank of the left side vertical vane motor unit.
(Photo 7)
(6) Remove the vertical vane motor from the vertical vane
motor unit.
(7) Disconnect the connector of vertical vane motor from
the vertical vane motor.
Photo 5
Be sure to assemble the i-see Sensor
in the correct position
Photo 6
Screws of the interlock switch
Photo 7
Screws of the vertical vane motor unit cover
Crank of the vertical
vane motor unit
Photo 8
Screws of the vertical vane motor unit cover
Screw of the vertical
vane motor unit
38
PHOTOS
Interlock switch
Screw of the vertical
vane motor unit
Crank of the vertical
vane motor unit