Samsung AC026FBRDEH, Руководство по обслуживанию

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4-26 Samsung Electronics
4-3-14 Outdoor fan error
1. Inspection items
1) Is input power and power connected properly?
2) Is motor connection line properly connected to the PCB of the outdoor unit?
3) Is the fuse for indoor/outdoor unit connected?
4) Are there any obstacles around Motor or Propeller?
5) Is Motor Driver out of order?
2. Inspection order
Yes
Remove the Fan lock
Yes
No
Check fan is locked
Replace the Fan
No
Does the color of fire wire match?
Yes
Reconnect the connector
No
Is the connection between Fan
and PCB proper?
Yes
No
Check if the outdoor unit’s power
supply is defective
Yes
Is the voltage of the
No.1 and No. 3 pin of the CN71
between 250V~350V?
Yes
Is the voltage of the
No.1 and No. 3 pin of the
CN01 between 1V~5V?
No
Is there any change in
the voltage of the no.13 pin of
the IC01 (MICOM)?
Defective MICOM
Replace the main PCB of the
outdoor unit
(continued on the back)
Continue
Replace the main PCB of
the outdoor unit