Troubleshooting
Samsung Electronics 4-121
1. Inspection Method
4-4-78 Liquid Compression Prevention Control
Are the SUMP sensor
and the discharge sensor are properly
connected/attached?
Check the failure in
liquid bypass valve and
4way valve.
Check the normal EEV operation
of the main EEV EVI.
Check and chang
e the discharge valve leakage.
Re-check the sensor connection/attachment.
No
Normal
Normals
Yes
Breakdown
Breakdown
Resolve the relevant EEV problem.
Resolve the relevant valve problem.
Outdoor Unit Display
Indoor Unit Display
-
Judgment Method t46.1UFNQFSBUVSFEFDSFBTF%4)¡$NJO
Special Cause
t&7*&&7BOETVQFSDPPMFSMJRVJECZQBTTWBMWFMFBLBHFSFGSJHFSBOUPWFSDIBSHFJOEPPSVOJU&&7MFBLBHF
direct connection between indoor liquid pipe-gas pipe, faulty main EEV, and failure to operate compr essor