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Possible Trouble 2
Is it the HOT
START mode?
NO
Is IC01M operated
normally?
YES
Is the each Relay
any problem?
NO
Check the fan motor
and connector.
(CN-MOTOR)
Possible Trouble 3
Is the LCD operated
normally?
NO
Is the terminal of wired
Remocon T2 DC12V
YES
Is the pin 31, 32 of
Micom DC 5V
YES
Change the wired Remocon.
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Only for training and service purposes
: The indoor fan does not operate.
YES
NO
YES
: Wired remote controller does not operate.
YES
NO
NO
- 32 -
It is normal operation.
Exchange IC01M
Exchange Relay
Check the parts of
communication.
Connector CN-Remo, and
terminals of wired
Remocon exactly.
Check the wired Remocon
PCB and DC 12V pattern.
LGE Internal Use Only
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Troubleshooting
