LG Therma V AHBW Series Service Manual page 71

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
(AHBW056A0/AHBW076A0/AHBW096A0 Check output the CT Sensor : DC 2.5±0.2V
AHBW126A0/AHBW146A0/AHBW166A0 - Check output pin 2.3 of the CT Sensor : DC 2.5±0.2V)
* AHBW056A0/AHBW076A0/AHBW096A0
* AHBW126A0/AHBW146A0/AHBW166A0
< Inverter PCB>
IN/I
Red
<CT Sensing Check Point>
1
2
3
<CT Sensing Check Point>
- 71 -
GND
Vdc
Black