Outdoor's Service Valve(Clog) - Samsung AC048KNPPCC Service Manual

Troubleshooting

4-3-2 Outdoor's service valve(Clog)

4-3-9 Outdoor's service valve(Clog)
Wire remote controller display
Symptom
Failure
Is the outdoor service
valve clogged?
Yes
Open the outdoor's service valve
Samsung Electronics
4-6
E422
Clogging of outdoor's service valve
Valve clog
Was lacking in refrigerant?
No
Refrigerant Charge.
No
Yes
Check the normal of EVA-IN
TEMP SENSOR.
4-15
Samsung Electronics