ƟθͱЇɵ̷ʪϑ˵ͱͱϩ̈͝˝
48
Samsung Electronics
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ߢࢋ ²ͱиϩͱʀ˵ʪʀ̧
Is resistance value
on OLP sensor normal?
(Refer to E320)
Test operation
Are service valves open?
Do the values of
S-net and Manifold gauge
correspond?
Does indoor/outdoor EEV
operate well?
Is there any clogged place
in the piping (ex. filter)?
Change the OLP sensor
Open the service valve
Replace a high pressure sensor
Check the relevant EEV
Connect S-net and Manifold gauge
(Mandatory)
No
No
No
Yes
Yes
Yes
Yes
No
Check the amount of
refrigerant
Check the piping
