Indoor Unit • Outdoor Unit Protection Control Detection Related Error; Self-Diagnosis - Eev Related Error - Samsung AF28FVSDA N Series Service Manual

Troubleshooting
4-4-17 Indoor unit • Outdoor unit protection control detection related error
Indoor unit display
Outdoor unit display
1. Cause of malfunction
1) Abnormal refrigerant pressure
2) Problematic pipes
3) Problematic service valve
2. Check procedure
1) Inspect refrigerant pressure
2) Inspect Indoor unit and Outdoor unit pipes
3) Inspect service valve

4-4-18 Self-diagnosis - EEV related error

Indoor unit display
Outdoor unit display
1. Cause of malfunction
1) When EEV connector is assembled improperly
2) Faulty EEV itself
2. Check procedure
1) Check connection condition of the EEV connector to the outdoor unit PBA
2) Check EEV itself
4-26
(Internal defrosting protection control error)
(External overload protection control error)
(External DISCHARGE protection control error)
(External OLP protection control error)
○(YEL) ◎(GRN) ●(RED) - when E401/E404/E463
◎(YEL) ○(GRN) ●(RED) - when E416
(Self-diagnosis - opened EEV error)
○(YEL) ◎(GRN) ●(RED)
Samsung Electronics