Daikin FTXA20A Service Manual page 31

FTXA20~50A(W)(S)(T) + FTXA20~50B(B)(S)(T) + RXA42+50A +
RXA20~35A(9) + RXA42+50B
Split Stylish R32
ESIE18-03D – 2021.05
To solve the error code
INFORMATION
It is recommended to perform the checks in the listed order.
1 Check for improper combination of the indoor unit and the outdoor unit. See
the combination table in the Databook for more information.
2 Perform a check of the power supply, connections, wiring,... between the
outdoor unit and the indoor unit. See
Possible cause: Faulty wiring between the outdoor unit and the indoor unit.
3 Perform a check of the main PCB. See
Possible cause: Faulty main PCB.
4 Perform a check of the indoor unit main PCB. See
4
PCB" [ 75].
Possible cause: Faulty indoor unit main PCB.
5 Perform a check of the indoor unit power PCB. See
4
PCB" [ 81].
Possible cause: Faulty indoor unit power PCB.
INFORMATION
If all procedures listed above have been performed and the problem is still present,
contact the helpdesk.
1 Troubleshooting
|
4
"3.1 Electrical circuit" [
4
"2.12 Main PCB" [ 91].
"2.8 Indoor unit main
"2.9 Indoor unit power
156].
Service manual
31