Troubleshooting
4-46 Samsung Electronics
4-3-19 Gas leakage error (Error Code : E554)
1. Test items
1) Check the power connection. / Check the restart after power reset.
2) Check the compressor and the state of compressor wire assembling.
3) Check the outdoor unit installation environment.
2. Check procedure
Yes
Power on 30 seconds after power off.
End the service.
No
Power on 30 seconds after power off.
1. Replace the compressor : If the resistance
value between phases of the compressor
is different.
2. Reassemble wire : If the wire connection of
the compressor is wrong.
3. Replace the compressor : When loud
abnormal noise generates (metal cutting or
grinding noise), or severe vibration.
No
Yes
Install again by following the standard
specifications.
No
Yes
Continue
Check the compressor
and its connecting wires.
1. Are all the resistance values between phases
matched? (U ↔ V, U ↔ W, V ↔ W)
2. Is compressor wiring normal?
(disconnection, wrong connection)
3. Is there any abnormal
noise from compressor
rotation?
Is indoor and outdoor unit wiring/piping
installed properly?
Bad installation
Piping
Wiring
① ② ③
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