When Indoor Fan Does Not Operate - LG CT09F Service Manual

Part 4 Trouble Shooting

6.4 When indoor Fan does not operate.

• The pin No.
• Check the related pattern.
• Check the SSR.
- SSR Open: Indoor Fan Motor never operate.
- SSR short: Indoor Fan Motor always operates in case of ON or OFF.
Turn off main power.
Check the connection of CN-FAN.
Check the Fan Motor.
Check the Fuse(AC 250 V, T2 A).
Check the related circuit of indoor Fan Motor.
of micom and the part for driving SSR.(Q01M)
38
Turn on the main power
Check the SSR high speed operation by remote control.
(the Indoor Fan Motor is connected)
The voltage of Pin No 1(orange) and 3(black) of CN-FAN.
About AC 160 V over
SSR is not damaged
About AC 50 V over
Check SSR
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