Outdoor Fan Motor Error - Samsung AR09FSSYAWTNEU Service Manual

12-2-1 utdoor an motor error
n I o d r o d s i l p y a
Outdoor display
1.Checklist :
1) Are the input power voltage and the power connection correct?
2) Is the motor wire connected to the outdoor PBA correctly?
3) Is there no assembly error or none-assembly in the terminal of motor wire connector?
4) Is there no obstacle at the surrounding of motor and propeller?
2. Troubleshooting procedure
Restart r power o
Does the fan rotate?
YES
Reassemble the fan wire and inpu he power again
Is the fan error appeared again?
YES
Is the voltage of CN901 #1-#3 over
250Vdc
YES
Is the voltage of CN901 #3-#5 and
#3-#6 with in 1Vdc~15Vdc during
the opera on?
YES
PBA problem or Motor problem
Change the PBA rst and check the opera on
Exchange the Fan motor
Samsung Electronics
4 E 8 5 O t u o d r o f n a e r r r o
Outdoor fan error
NO
NO
Terminate the
service
NO
NO
Power o and Separate the Fan motor wire from
CN901 on Outdoor PBA
Is there short among each pin
#1~#6
NO
Follow the check procedure of outdoor unit power
supply error check
Exchange the Outdoor PBA
YES
Exchange the Fan
motor
12-2-10