Outdoor Unit Bldc Fan1 Or Fan2 Error (E458 : Fan1 Error, E475 : Fan2 Error) - Samsung AC052MNMSEH Service Manual

4-3-16 Outdoor unit BLDC Fan1 or Fan2 error (E458 : Fan1 error, E475 : Fan2 error)

1. Checklist :
1) Isn't the fan locked?
2) Is the sensor placed correctly?
3) Does the both terminal of sensor satisfy the resistance value in accordance with temperature?
4) Is the resistance value of sensor connection pull_up correct?
2. Troubleshooting procedure
Isn't the Fan locked?
Is the connector connected correctly?
Is the color of Fan wire matched correctly?
Samsung Electronics
Yes
Yes
Yes
Remove the Fan lock.
No
No
Connect the connector.
No
No
Replace the Fan.
Replace the PCB. Normal operation
Exit
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