Samsung AM072BXV Series, Руководство по обслуживанию

Страница: 130 / 326

Samsung Electronics 124
Troubleshooting
4-3-41 / Fan motor locking error
Outdoor unit display
(FAN PBA(FAN1))
(FAN PBA(FAN2))
Judgment Method
- Detect according to the value of current flowing through the Fan PBA.
- Detect malfunction of the fan motor system according to the fan revolutions
detected by the hall IC during the fan motor runs.
Cause of problem
• Fan Motor connection error.
• Defective Fan
• Defective PBA
1. Cause of problem
4-3 Appropriate Measures for Different Symptom (cont.)
Power On and then Auto Trial Operation
Power Off
Yes
Did the error occurs?
End of Service
No
No
No
Yes
Did you check
the foreign objects on the Fan
rotary wing?
Remove the foreign objects and restart.
Normal ccmbination
DB31-00614E, DB31-00614F
DB31-00614G, DB31-00614H
DB31-00651A, DB31-00651B
DB31-00652A, DB31-00651B
DB31-00675A, DB31-00675B
DB31-00675E, DB31-00675F
Dual Fan Controller?
Yes
If there's two motor, the
combination is normal?
Remove the motor 3-phase current wires
between PBA and motor
Remove the foreign objects and restart.
Continue.