LG THERMA V AHBW166A0 - Page 73

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Check Point
1. Check the WCN_P(L),P(N) Connection condition at the main PCB(Heater). (Refer to wiring diagram)
2. Check the DC Link voltage at not operating(280V
↑ )
3. Check the DC Link voltage at Comp operating(340V
↑ )
4. Check DC Link Sensing Signal :2.4~2.8V (Refer the Picture)
IN/I
GND
<CT Sensing Check Point>
Black
Red
Vdc
* AHBW056A0/AHBW076A0/AHBW096A0