Outdoor Unit Is Not Powered On - Initial Diagnosis - Samsung AR07TSFABWKN Service Manual

1. Check items
1) Is the power supply voltage 220V?
2) Is the AC power connected correctly?
4) Is the input power voltage of the indoor unit 220V?
5) Is the wired remote controller connected correctly?
2. Check procedure
Turn off the main power switch (circuit break of power outlet)
and turn on again after 30 seconds.
Is the outdoor unit power
supply (L-N) 220V?
Is the outdoor unit power
the terminal 2 (~) and 4 (~) of the
bridge diode 220V?
Is the fuse connected?
Is the reactor connector
connected correctly?
Replace the PBA.
Samsung Electronics
Yes
Yes
Yes
Yes
Yes
Yes
No
Check the input power
No
Check the connection of the terminal block
No
No
No
No
Connect the reactor.
Troubleshooting
Replace the fuse
4-31