Mitsubishi Electric PKH18FK3 Technical & Service Manual page 56

OPERATING PROCEDURE
(8) Remove the screws of the indoor controller board case,
and pull out the indoor controller board case.
Then the transformer and the capacitor and relay can be
serviced.
5. Removing the vane motor
(1) Remove the right side panel.
(2) Remove the screw of the electrical box cover, and remove
the cover.
(3) Remove the 2 screws of the vane motor, and remove the
motor from the shaft.
(4) Disconnect the vane motor connector on the indoor con-
troller board.
6 Removing the intake grilles
(1) Remove the right side panel.
(2) To remove the left side panel, remove the screw on the
bottom and the screw on the upper left-hand side. (See
Figure 3.)
1. Press up this side of the left side panel to unhook the
catch on the panel from the catch on the unit.
2. Slide the left side panel to the left to remove the panel.
Note: Fix the unit to the metal fixture securely
(3) Remove the air filters.
(4) Hold and press the center cover to remove.
(5) Remove the screws of the grilles.
(6) Pull the lower side of the grille toward you and slide the
upper to the right to remove the grilles.
7. Removing the drain pan
(1) Remove the left and right side panels.
(2) Remove the grilles.
(3) Remove the electrical box cover.
(4) Loosen the drain hose band to remove.
(5) Remove the 3 screws of the drain pan, and slide the drain
pan toward you to remove.
PHOTOS&ILLUSTRATION
Photo 3
Capacitor
Indoor controller
board case
Screws
Photo 4
Vane motor
Figure 3
Photo 5
Slide to the
Left side panel
right
Photo 6
56
Relay
Power board
Electrical box
Indoor controller board
Catch on the left side panel
Catch on
the unit
Grilles
Screws for grilles
Drain hose
Drain pan
band
Screws
Drain hose