Elba R410A Guia de Resolução de Problemas descarregar pdf (Página 94)

Troubleshooting Guide

- 98 -

Only for training and service purposes

LGE Internal Use Only

9) Troubleshooting CH26

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.

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Elba R410A Guia de Resolução de Problemas Página 94