Samsung AM030RXMDEH/EU Service Manual page 47

Gas leak error (Error Code : E554) (cont.)
Is the service valve completely open?
Is the EVA sensor correctly connected?
Is the refrigerant charged?
Replace the INVERTER PCB.
Samsung Electronics
Cont.
Yes
Yes
Yes
Yes
No
No
Re-connect the sensor connector
No
Charge the refrigerant
Troubleshooting
Open the valve
47