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7
Troubleshooting and inspection direction
Fan Malfunction
Is the voltage of
Main PCB CN-MOTOR PIN
1~4 310V?
Is the POWER PCB ASM
CN-MOTOR CONNECTOR
plugged in properly?
Replace MOTOR
LGE Internal Use Only
YES
YES
-21-
NO
• Replace Main PCB ASM.
NO
• Check CN-MOTOR connection.
(Check after power-off)
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Only for training and service purposes
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