Mitsubishi Electric MSZ-GF60VE Service Manual page 26
Indoor unit
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Also See for MSZ-GF60VE:
- Operating instructions manual (124 pages) ,
- Installation manual (49 pages) ,
- Installation manual (4 pages)
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B Check of remote controller and indoor electronic control P.C. board
Check if the remote controller is exclusive for this air conditioner.
Press OPERATE/STOP (ON/OFF)
button on the remote controller.
Is LCD display on the remote controller
visible?
Yes
Remove the batteries, then set them back
and press RESET button. (Refer to 10-1.4.)
Check if the unit operates with the remote
controller.
Does the unit operate with the remote
controller?
Yes
OK
OBH634
Replace the batteries. (Refer to 10-1.4.)
No
(Not clear)
Turn ON a radio to AM and press OP-
ERATE/STOP (ON/OFF) button on the
No
remote controller.
Is noise heard from radio?
Yes
Are there any fl uorescent lights of
inverter or rapid-start type within the
range of 1 m.?
No
Measure the voltage between power
monitor receiver SW P.C. board connec-
tor CN20A No.2(+) and No.3(-) when the
remote controller button is pressed.
Is the voltage approximately 4 V DC?
No
Replace power monitor receiver SW P.C. board.
No
Yes
Yes
26
Replace the remote controller.
•
Reinstall the unit away from lights.
•
Attach a fi lter on receiving part.
Replace indoor electronic control P.C.
board.
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Troubleshooting
