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Only for training and service purposes
LGE Internal Use Only
Check the SSR high speed operation by remote control.
(The Indoor Fan Motor is connected)
Turn off Main power
Check the connection of CN-MOTOR
Check the Fan Motor
Check the Fuse(AC250V/T2A)
Turn ON Main Power
Check the related circuit of indoor Fan Motor.
• The pin NO 63 of Micom, and the part for driving SSR(the input and
output signal of IC01M, PIN NO 2, 15)
• Check the pattern
• Check the SSR
- SSR Open: Indoor Fan Motor never operate
- SSR short: Indoor Fan Motor always operates in case of ON or OFF.
4. When indoor Fan does not operate.
The voltage of PIN NO 1(blue) and 3(yellow) of CN-MOTOR.
About AC 180V over About AC 50V over
SSR is not damaged SSR Check
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