Mitsubishi Electric MSH-07NV Service Manual page 62

11-2 MSH-18NV -
MSH-18NV -
INDOOR UNIT
OPERATING PROCEDURE
1. Removing the front panel
(1) Remove the screw caps at the down of the front panel.
Remove the screws.
(2) Pull the panel down to your side slightly and unhook the
catches at the top.
2. Removing the electronic control P.C. board
(1) Remove the front panel. (Refer to 1)
(2) Remove the electrical cover.
(3) Remove the screw, remove the terminal cover.
(4) Remove the screw of terminal block.
(5) Unhook the catch of the lamp holder.
(6) Remove the receiver holder.
(7) Disconnect the connectors and the lead wire from 52C
relay on the electronic control P.C. board and remove the
ground and the indoor coil thermistor.
(8) Remove the electronic control P.C. board.
62
MSH-24NV -
E1 E1
E3
MSH-18NV - MSH-24NV -
E2
Photo 1
Photo 2
E2
PHOTOS
Front panel
Screws
Ground Indoor coil thermistor
Screw
Terminal
block
screw
Indoor
electronic
control
P.C. board