Gas Leakage Error (E554) - Samsung AE090JXYDEH Service Manual

Troubleshooting

4-2-10 Gas leakage error (E554)

1. Check procedure
Reset the power.
Does the error occur?
Is the resistance between
each phase(*) of compressor
smaller than 2Ω?
Is the evaporator sensor connected to
CONTROL KIT correctly?
Is refrigerant charged?
Replace the INVERTER PCB.
56
Yes
(*) U↔V, V↔W, W↔U
Yes
Yes
Yes
No
No
Replace the compressor.
No
Connect the sensor correctly.
No
Normal operation.
Charge refrigerant.
Samsung Electronics