Samsung Electronics
12-2-2 The Outdoor unit power supply error
1. Checklist :
1) Are the input power voltage and power connection correct?
2) Is there any Fuse Short of the indoor?outdoor unit?
3) Is the Reactor Wire of the outdoor unit correctly connected?
2. Troubleshooting procedure
No
No
After 30 seconds after pulling out the
power plug, move to the next step.
Is the outdoor unit Fuse normal?
Connect the Reactor Wire.
Is the +, - of C102 Short?
Separate the BLDC FAN Wire
Is the +, - of C102 Short?
Replace the PCB
Replace the power cable.
Normal Operation
Exit
Yes
Yes
Yes
Yes
Yes
Replace the Fuse.
Connect the reactor wire.
Separate the PCB from the case.
Is there any incorrect insertion or
no insertion of the PCB parts?
Replace the PCB.
Is the number 1, 3 of the
BLDC FAN Wire Short?
Replace the BLDC FAN
Yes
Yes
Yes
No
No
No
After power connection,
is the voltage of the outdoor unit
Terminal Block N, L correctly run?
Troubleshooting
12-3
: UH035CAV
27578A(1)_contents.indd 32
2007-03-03 ｿﾀﾈﾄ 3:59:36
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