4
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Components
Service manual
177
RXM20~71R(9) + ARXM25~71R(9) + FTXM20~71R + ATXM25~50R +
FVXM25~50A
Split New Perfera R32
ESIE20-11B – 2022.02
Is the problem solved?
Action
No
Return to the troubleshooting of the
specific error and continue with the
next procedure.
4.17.2 Wall mounted indoor units - Class 50~71
Checking procedures
To perform an electrical check of the swing flap motor
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 swing flap motor connector from the indoor unit main PCB.
2
Measure the resistance between the following pins of the motor connector.
Result:
The measurements MUST be as shown in the table below.
Pins
Measured resistance (Ω)
5-1
353.4~406.6
5-2
5-3
5-4
4-1
706.8~813.2
4-2
4-3
3-1
3-2
2-1
Swing flap motor resistance
measurements are correct?
Action
Yes
Return to the troubleshooting of the
specific error and continue with the
next procedure.
No
Continue with the next step.
3
Remove the swing flap motor, see
178].
4
Measure the resistance between the following pins of the connector on the
swing flap motor.
Result:
The measurements MUST be as shown in the table below.
Pins
Measured resistance (Ω)
1-2
353.4~406.6
1-3
1-4
1-5