External Discharge Temperature Sensor Error - Samsung AF28FVSDA N Series Service Manual

Troubleshooting

4-4-15 External DISCHARGE temperature sensor error

Indoor unit display
Outdoor unit display
1. Cause of malfunction
1) Disconnection or loose connection of sensor wire
2) Faulty sensor itself
3) Problematic outdoor unit PBA
2. Check procedure
Pull out power cords for the indoor unit
and the outdoor unit
After detaching the ass'y control out
cover, detach the out/disch connector
from the PBA
Measure resistance on both ends
of disch pin using a test device
Is the resistance reading in the range of
220kΩ~240kΩ?
Replace outdoor unit PBA
(A new EEPROM IC must be inserted)
S Equipment claims must be made at a service center for the EEPROM IC.
Please refer to page 4-33 for equipment code.
4-24
◎(YEL) ◎(GRN) ○(RED)
Yes
No
Replace faulty or broken sensor itself
Samsung Electronics