Mitsubishi Electric Mr.SLIM PKA-A12HA4 Service Manual page 31

OPERATION PROCEDURE
5. REMOVING THE NOZZLE ASSEMBLY (with VANE
and VANE MOTOR) AND DRAIN HOSE
(1) Remove the front panel (Refer to step 2).
(2) Remove the electrical box cover.
(3) Disconnect the vane motor connector (CN151) on the
indoor controller board.
(4) Remove the corner box.
(5) Pull the nozzle assembly and detach.
(6) Push the fixture and remove the drain hose.
6. REMOVING THE INDOOR FAN MOTOR AND THE
LINE FLOW FAN
(1) Remove the front panel (Refer to step 2) and the corner
box at right lower side.
(2) Remove the electrical box (Refer to step 4) and the nozzle
assembly (Refer to step 5).
(3) Remove the screws fixing the motor bed. (See Photo 8)
(4) Loosen the screw fixing the line flow fan. (See Photo 9)
(5) Remove the motor bed together with fan motor and motor
band.
(6) Release the hooks of the motor band. Remove the motor
band. Pull out the indoor fan motor.
(7) Remove the screws fixing the left side of the heat exchanger.
(See Photo 10)
(8) Lift the heat exchanger, and pull out the line flow fan to the
lower-left.
Photo 10
7. REMOVING THE VANE MOTOR
(1) Remove the nozzle assembly. (Refer to step 5)
(2) Remove the screws of the vane motor unit, and pull out
the vane motor unit.
(3) Remove the screws of the vane motor unit cover.
(4) Remove the vane motor from the vane motor unit.
(5) Disconnect the connector from the vane motor.
Photo 7
Nozzle assembly
Photo 8
Heat
exchanger
Photo 9
Screws of the
left side of the
heat exchanger
Photo 11
Screws of the vane motor unit cover
31
PHOTOS
Electrical box cover (side)
Electrical box cover (top)
Screw (side cover)
Screw (top cover)
Switch board cover
Holder of
IR wireless
controller board
Motor band
Water cover
Screws of the motor bed
Screw of the
line flow fan
Screws of the vane
motor unit
Screw
(side
cover)