Product specifications

Samsung Electronics 4-24

4-5-14 Compressor lock error

1. Checklist :

1) Is the connection of cable for the compressor and power?

2) Is the interphase resistance of compressor normal?

2. Troubleshooting procedure

Yes

Restart after power off

Is the lock error occurred again?

Is the interphase resistance value ofcompressor

(u v, v w, w u) normal?

Is the compressor body and interphase

resistance insulated?

Is the connection cable for the compressor and

power terminal normal?

Exchange the outdoor unit PCB

Terminate the service

Exchange the compressor

Correct the cable connection