Mitsubishi Electric EHGT17D-YM9ED Service Manual page 79

DISASSEMBLY PROCEDURE
1. How to remove the front panel
(1) Remove the front panel (4 screws 4×10).
(2) Disconnect the relay connector (Blue/3 pins) in the back of
the front panel.
2. How to remove the main remote controller
(1) Remove the front panel (Refer to Procedure 1).
(2) Turn the front panel over and remove the main remote
controller holder by removing the 5 claws. (Photos 2-1
and 2-2)
(3) Slide the main remote controller support upward, then
remove it together with the main remote controller.
(Photo 2-2)
(4) Separate the main remote controller from the main
remote controller support. (Photos 2-1 and 2-3)
Photo 2-1
Main remote
controller support
3. How to remove the ATW controller board and the
controller board
(1) Remove the front panel. (Refer to Procedure 1.)
(2) Disconnect the lead wires from the ATW controller board
and the controller circuit board. (Photo 3)
(3) Remove the ATW controller board and the controller circuit
board from the supports.
Note: When reassembling the electrical parts box, make
sure the wirings are correct.
OCH722A
Photo 2-2
Front panel
Claw
Claws
79
PHOTOS/ FIGURES
Photo 1
Front panel
Main remote
controller holder
Main remote
controller
Photo 3
Screws 4×10
Photo 2-3
ATW controller
board
Controller circuit
board