Part 4 Trouble Shooting
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Only for training and service purposes
LGE Internal Use Only
Check Point
1. Check the power source.(230V ±15%)
2. Check the fan operation is right.
3. Check the current.
4. Check the install condition.
5. Check the CT Sensor Output signal
(AUUQ36GH1 / ATNQ36GMLE3 - Check output the CT Sensor : DC 2.5±0.2V)
ABNQ36GGLA0 / AVNQ36GKLA0
AUUQ42GH1/ AUUQ48GH1/ AUUQ54GH1 - Check output pin 2.3 of the CT Sensor : DC 2.5±0.2V
(ATUQ42GMLE3/ ATUQ48GMLE3/ ATUQ54GMLE3)
(AVUQ42GLLA0/ AVUQ48GLLA0/ AVUQ54GLLA0)
(ABUQ42GRLA0/ ABUQ48GRLA0/ ABUQ54GRLA0)
* AUUQ18GH1 /AUUQ21GH1/ AUUQ24GH1
(ATUQ18GPLE3/ ATUQ21GPLE3/ ATUQ24GNLE3)
(AVUQ18GJLA0/ AVUQ21GJLA0 / AVUQ24GJLA0)
(ABUQ18GHLA0/ ABUQ21GHLA0/ ABUQ24GGLA0)
(ABUQ18GL2A0/ ABUQ21GL2A0/ ABUQ24GL3A0)
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