E463 : Olp Protection Control Caused Comp. Down - Samsung AC140JXADGH/EU Service Manual

Troubleshooting

4-3-19 E463 : OLP protection control caused comp. down

Outdoor unit display
Criteria
Cause of problem
1. How to check
The sensor's resistance normal?
All the sub valves open?
The outdoor/indoor EEV operates normally?
Clogging in the pipeline?
Check the amount of coolant.
4-34
E463
(Refer to E20.)
Yes
Test operation
Yes
Yes
(ex-filter)
No
No
Replace the OLP sensor
Connect S-net to vacuum. (forceful)
No
Open the sub valve.
No
Check the EEV.
No
Check the pipeline.
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