Mitsubishi Electric MXZ-4C36NAHZ Service Manual page 147

OPERATING PROCEDURE
5. Removing the LEV assy
(1) Remove the controller cover. (See Photo 1)
(2) Remove the under panel. (See Photo 1)
(3) Remove 8 the insulations, then remove 9 pipe cover fixing
screws (4 x 10). (See Photo 2-1)
(4) Loosen the side clamps, then disconnect the LEV connec-
tors on the controller board.
(5) Pull out the lead wires through the hole to the controller
board side.
<Removing the header assy>
(6) Cut the band which fixes the header assy and LEV assy
together, then remove the rubber mount. (See Photo 3)
(7) Remove the header assy. (See Photo 5-1)
<Disassembling the pipe box>
(8) Remove 2 side panel fixing screws (4 x 10). (See Photo 5-1)
(9) Pull out the pipe box (top) and separate it from the side
panel. (See Photo 5-2)
(10) Turn the pipe box (top) upside down. (See Photo 5-3).
(11) Remove 5 insulations, then remove 5 pipe box (top) fixing
screws (4 x 10).
(12) Turn the pipe box (top) upside down again, facing the pipe
side up.
(13) Separate the pipe box (center) from the pipe box (top). (See
Photo 5-4.)
(14) Remove the LEV assy.
<Pipe box cap only for PAC-MKA30BC>
The pipe box caps are placed in 2 unused pipe holes between
the pipe box top, center and under. (See Photo 5-5)
Photo 5-4 Photo 5-4
Photo 5-5 Photo 5-5
Pipe box caps
OCH573
Photo 5-1
Photo 5-2
Pipe box (center) Pipe box (center)
Photo 5-3
Pipe box
(top)
147
PHOTOS
LEV assy
Side panel fixing screws
Side panel
Pipe box (top)
Insulations (15 x 15 x 35)
Pipe box (top) fixing screws