Mitsubishi Electric MLZ-KP09NA Service Manual page 38

OPERATING PROCEDURE
3. Removing the indoor electric control P.C. board,
the receiver P.C. board and the display P.C.
board
(1) Remove the intake grille.
(2) Remove the side panel (L).
(3) Remove the electrical cover
(Photo 2).
(4) Partially slide the indoor electronic control P.C. board
out.
(5) Disconnect all the connectors and lead wires on the
board to remove the indoor electric control P.C. board.
(6) Remove the tabs at the top and bottom of lamp cover,
and open the lamp cover.
(7) Disconnect the connectors and lead wires, and remove
the receiver P.C. board and the display P.C. board.
4. Removing the heat exchanger and stabilizer
(1) Remove the grille.
(2) Remove the room temperature thermistor.
(3) Remove the tabs (2 places) in the center of stabilizer
and remove the drain pan (4 fixing screws).
(4) Remove the electrical cover
(5) Disconnect the connectors of the horizontal and vertical
vane motors.
(6) Remove the indoor coil thermistors (main and sub).
(7) Remove the drain cover (3 fixing screws).
(8) Remove the pipe band.
(9) Remove the heat exchanger (6 fixing screws).
(10) Remove the stabilizer (2 fixing screws).
5. Removing the horizontal and vertical vane
motors
(1) Remove the grille.
(2) Remove the drain pan.
(3) Remove the horizontal vane.
(4) Remove the cover of horizontal and vertical vane
motors (2 fixing screws).
(5) Remove the vertical vane motor (2 fixing screws) and
disconnect the connector (Photo 4).
(6) Remove the horizontal vane motor (2 fixing screws)
and disconnect the connector (Photo 4).
OBH802A
and (4 fixing screws)
and .
38
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PHOTOS/FIGURES
Photo 2
Fixing screw of the electrical box
Lamp cover
Fixing screws
of the lamp
cover
Electrical cover
Fixing screws of the electrical box
Photo 3
Motor cover of horizontal
and vertical vane motors
Stabilizer
Heat
Room temperature
exchanger
thermistor
Photo 4
Horizontal vane motor
Drain pan
Electrical cover
Drain pump
Drain cover
Float sensor
Stabilizer
Vertical vane motor