Samsung FH070EAV Servise Manual page 96

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
After power connection,
is the voltage of the outdoor unit
Terminal Block N, L correctly run?
Yes
After 30 seconds after pulling out the
power plug, move to the next step.
Is the outdoor unit Fuse normal?
Yes
Connect the Reactor Wire.
Yes
Is the +, - of C102 Short?
Yes
Replace the PCB
Samsung Electronics
No
No
Replace the Fuse.
No
Connect the reactor wire.
No
Separate the PCB from the case.
Is there any incorrect insertion or
no insertion of the PCB parts?
Replace the PCB.
Replace the power cable.
Yes
Yes
Troubleshooting
Normal Operation
Exit
12-3