Mitsubishi Electric Mr. Slim MSZ-FE09NA Service Manual page 40

OPERATING PROCEDURE
3. Removing the indoor electrical box
(1) Remove the panel (Refer to 1.) and the corner box.
(2) Remove the indoor/outdoor connecting wire.
(Refer to 2 (2)-(4).)
(3) Remove the ground wire connected to the indoor heat
exchanger from the electrical box.
(4) Remove the screw of the electrical cover and remove
the electrical cover.
(5) Disconnect all the connectors on the indoor electronic
control P.C. board and unhook all lead wires.
(6) Remove the screw fixing the electrical box, then the
upper catch of the electrical box, and pull out the
electrical box.
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. (Refer to 2 (2)-(4).)
(3) Remove the electrical cover. (Photo 2)
(4) Disconnect the following connectors on the electronic
control P.C. board:
CN151 (Horizontal vane motor)
CN152 (Vertical vane motor)
(5) Remove the power monitor receiver holder. (Photo 2)
(6) Pull out the drain hose from the nozzle assembly and
remove the nozzle assembly.
(7) Remove the vane motors. (Refer to 5 and 6.)
Photo 3
Ground wires
Screw of the conduit plate
Photo 4
Screw of the vertical
vane motor unit
40
PHOTOS
Upper catch
Indoor electri-
cal control P.C.
board
Indoor terminal
P.C. board
Screw of the
terminal block
Screw of the
electrical box
Screw of the
conduit cover