Samsung FH070EAV Servise Manual page 104

12-2-9 DC-Link voltage sensor error
1. Checklist :
1) Is the voltage of outdoor unit terminal block N, L correct after power supply?
2) Is the capacitor(C101, C102, C103) for DC-Link assembled in accordance the specification?
3) Are R113, R114, R115 470 Kohm?
4) Is R116 14.3Kohm?
2. Troubleshooting procedure
Is the voltage of outdoor unit terminal block
N, L correct after power supply?
Is the capacitor(C101, C102, C103)
for DC-Link assembled in accordance
the specification?
Are R113, R114, R115 470kohm?
Is R116 14.3kohm?
Samsung Electronics
Yes
Yes
Yes
Yes
Apply the troubleshooting for
outdoor unit power supply error.
No
No
Connect the connector.
No
Exchange the PCB.
No
Exchange the Fan.
Exchange the PCB.
Operating Instructions and Installation Troubleshooting
Normal operation
Exit
12-11