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Components
Service manual
154
FTXA20~50A(W)(S)(T) + FTXA20~50B(B)(S)(T) + RXA42+50A +
RXA20~35A(9) + RXA42+50B
Split Stylish R32
ESIE18-03D – 2021.05
After complete check of the indoor unit
main PCB, is the problem solved?
Action
Yes
No further actions required.
No
Replace the wifi control PCB, see
2.20.2 Repair procedures
To remove the wifi control PCB
Prerequisite:
Stop the unit operation via the user interface.
Prerequisite:
Turn OFF the respective circuit breaker.
Prerequisite:
Remove the required plate work, see
1
Disconnect the connector from the wifi control PCB.
2
Carefully click the complete wifi control PCB assembly out of the indoor unit.
a
a
Wifi control PCB assembly
3
To install the wifi control PCB assembly, see
To install the wifi control PCB
1
Click the wifi control PCB assembly on the indoor unit.
a
a
Wifi control PCB assembly
2
Connect the harness to the wifi control PCB assembly.