Mitsubishi Electric MUZ-HA VF Series Service Manual page 51

OPERATING PROCEDURE
4. Removing the indoor terminal P.C. board, indoor
electronic control P.C. board, and power monitor
receiver SW P.C. board
(1) Remove the panel. (Refer to section 1.) and the corner
box right.
(2) Remove the electrical box (Refer to section 3.).
(3) Remove the screw of the terminal block and remove the
earth wire connected to the electrical box from the indoor
electronic control P.C. board.
(4) Remove the display P.C. board holder from the electrical
box.
(5) Unhook the hooks of the display P.C. board holder (Photo
5) and remove the power monitor receiver SW P.C. board.
(6) Remove the room temperature thermistor from the electri-
cal box .
Remove the indoor terminal P.C. board and the indoor
electronic control P.C board from the electrical box.
*1: Remove the insulations when replace the indoor electric
control P.C. board.
OBH822H
PHOTOS/FIGURES
Photo 4
Water cover
Photo 5
Display
P.C.
board
holder
51
Tab of the
earth wire
Coil thermistor
Screw of the
electrical cover
Screw of the
V.A. clamp
Display P.C. board
holder
2 hooks