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4-26
Samsung Electronics
4-3-19 E463 : OLP protection control caused comp. down
Outdoor unit display
E463
Criteria
• OLP SENSOR temp above Trip_Dis.
Cause of problem
•See if the sub valve is open.
•Check the amount of coolant.
• Check the OLP sensor.
1. How to check
No
No
No
No
No
Yes
Yes
Yes
Check the amount of coolant.
The sensor's resistance normal?
(Refer to E20.)
The outdoor/indoor EEV operates normally?
All the sub valves open?
Clogging in the pipeline?
(ex-filter)
Test operation
Replace the OLP sensor
Connect S-net to vacuum. (forceful)
Open the sub valve.
Check the EEV.
Check the pipeline.
Summary of Contents for AC180JNHPKH/AR
Page 33: ...Samsung Electronics 4 1 ...
Page 75: ...Samsung Electronics 5 5 3 2 1 4 5 7 6 8 9 10 11 12 13 14 15 MAIN PBA AC200JXAFNH AC200JXAPNH ...
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Page 85: ...Samsung Electronics 5 15 AC200JXAFNH AC200JXAPNH ASS YPCBINVERTER 4 2 3 5 8 9 7 1 6 ...
Page 87: ...Samsung Electronics 5 17 AC200JXAFNH AC200JXAPNH ASS YPCBFAN 1 2 3 5 6 7 4 ...