
Troubleshooting Guide
- 98 -
Copyright ©2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
9) Troubleshooting CH26
26
DC Compressor
Position
• Compressor
Starting fail error
• Check the connection of comp wire “U,V,W”
• Malfunction of compressor
• Check the component of “IPM”, detection parts.
Display
code
Title Cause of error Check point & Normal condition
Check Point
1. Check the connection condition of PCB.
2. Check the connection condition of Comp. U,V,W wire.
3. Check the connection condition of CN_IPM(P), CN_IPM(N).
4. Check the comp resistor and insulation resistance .
5. Check the IPM.
6. Check the pressure of refrigerant.
7. Check the Service Valve Open.
Comentarios a estos manuales