Samsung AVXTJH028EE - Page 209

Troubleshooting
Samsung Electronics 4-118
4-5-59
: COMP. DOWN Due to Compressor Control
Indoor Unit Display
×(Operation)
(Reservation) (Blast) (Filter) ×(Defrost)
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Judgment Method
Special Cause
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Outdoor Unit Display
1. Inspection Method
No
Is the S-net estimated
value and the Manifold Gauge
value in accordance?
Is the indoor unit
and outdoor unit EEV operating
normally?
Are there any clogs
inside the pipe (e.g. filter)?
Check the refrigerant amount.
Test Operation
Please open service valve.
Change low pressure sensor,
Check relevant EEV.
Pipe Inspection
Yes
Yes
Yes
Are all service valves open?
Connect S-net and manifold gauge
(essential requirement).
No
No
No
Yes
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