2
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Components
Service manual
100
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 perform a power check of the main 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
Turn ON the power of the unit.
2
Measure the voltage between the black and white wires.
Result:
The measured voltage MUST be 230 V AC.
a
b
A
A
RXA42~50A unit
a
Black wire
b
White wire
a
b
A
A
RXA42~50B unit
a
Black wire
b
White wire
Is the measured voltage on the PCB
correct?
Action
Yes
of the PCB and continue with the next
procedure.
No
Continue with the next step.
