Mitsubishi Electric MXZ-2HA40VF-E1 Service Manual page 70

OPERATING PROCEDURE
2. Removing the outdoor control P.C. board, the out-
door power P.C. board and the reactor
(1) Remove the service panel (Photo 1).
(2) Disconnect the power supply and indoor/outdoor con-
necting wire.
(3) Remove the top panel, the cabinet, and the back panel
(Photo 1, 2, 3).
(4) Disconnect all connectors and lead wires on the outdoor
control P.C. board.
(5) Unhook the catches of the outdoor control P.C. board,
and remove the outdoor control P.C. board.
(6) Remove the screws of the electrical box assembly,
unhook the catches of the electrical box assembly, and
remove the electrical box assembly.
(7) Remove the screws of outdoor control P.C. board holder,
and remove the outdoor control P.C. board holder.
(8) Remove the screws of the reactor, and remove the reac-
tor.
(9) Remove the screws of the reactor bed, and remove the
reactor bed.
(10) Remove the screws of the heat sink support, and remove
the heat sink support.
(11) Remove the screws fixing the outdoor power P.C. board.
(12) Disconnect all connectors and lead wires on the outdoor
power P.C. board.
Photo 7
Screws of the outdoor
power P.C. board
OBH828B
Photo 4
Electrical
box assembly
Screws of the electrical box assembly
Photo 5
Screws of the outdoor
control P.C. board holder
Photo 6
Screw of the heat
sink support
Screw of
the reactor bed
Screws of the reactor
Heat sink support
70
PHOTOS
Catch of the electrical
box assembly
Catches of the
outdoor control
P.C. board
Screws of the outdoor
control P.C. board holder
Screws of
the reactor bed