Friedrich FPHW093B - Error Code 39-DC Fan

64 PB
TROUBLESHOOTING
Error Code 39-DC Fan
52
6.7.Diagnosis and Solution
1.
Does the screen
display normally?
Switch on the
power supply
Is the fuse
(5A/250V) burn?
Are the wires
poorly
connected?
Check the input
voltage and output
voltage correct or not
Indoor control board is fault
Replace it.
No
No
No
No
Does it receive the
remote controller
signal?
Is the remote
controller
setting right?
Check the code
Replace the batteries
Retry remote operation.
If not good,replace
remote controller
Is the remote
controller in good
condition?
Make sure all wires
are connected
correctly
Replace the
display board
Replace the
display board
Replace the
indoor control
board
Yes
Yes
No
Yes
Yes
No
Yes
Yes
Yes
Error code 39
Indoor fan motor trouble
Set the air conditioner
operate in fan mode
Is indoor fan motor
running?
Does fan motor
stop following the
remote controller
order?
Check the connector of
indoor motor connected
tightly or not
Check the each pin to
“GND”pin shorted or not
With power on check
“Vdc”pin to “GND”pin
310 Vdc or not;
“Vcc”pin to “GND”pin
15V or not
Indoor control board
faulty and replace it
Replace the indoor
fan motor
DC Fan
Yes
Yes
No
No
No
No
Yes
Yes