Wall Mounted Indoor Units - Class 50~71 - Daikin RXM20R Service Manual

4.17.2 Wall mounted indoor units - Class 50~71

Checking procedures
To perform an electrical check of the swing flap motor
RXM20~71R(9) + ARXM25~71R(9) + FTXM20~71R + ATXM25~50R +
FVXM25~50A
Split New Perfera R32
ESIE20-11B – 2022.02
Is the problem solved?
No
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
5-1
5-2
5-3
5-4
4-1
4-2
4-3
3-1
3-2
2-1
Swing flap motor resistance
measurements are correct?
Yes
No
3 Remove the swing flap motor, see
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
1-2
1-3
1-4
1-5
Action
Return to the troubleshooting of the
specific error and continue with the
next procedure.
"4.14 Plate
Measured resistance (Ω)
353.4~406.6
706.8~813.2
Action
Return to the troubleshooting of the
specific error and continue with the
next procedure.
Continue with the next step.
4
"Repair procedures" [ 178].
Measured resistance (Ω)
353.4~406.6
4 Components
|
4
work" [ 153].
Service manual
177