Daikin Comfora FTXP20~71L2V1B - Repair Procedures

2 Components
Service manual
28
ATXP20~35L2V1B + FTXP20~71L2V1B + ARXP20~35L2V1B +
RXP20~71L2V1B
Split Comfora R32
ESIE18-01 – 2019.02
To perform an electrical check of the DC fan motor
assembly
1 First perform a mechanical check of the DC fan motor
assembly, see "2.5.1Checking procedures"on page27.
2 Measure the resistance between the pins 1-2, 1-3, and 2-3 of
the DC fan motor connector. All measurements MUST be
15~20 Ω.
DC fan motor resistance
measurements are correct?
Action
Yes Return to the troubleshooting of
the specific error and continue
with the next procedure.
No Replace the DC fan motor, see
"2.5.2Repair procedures"on
page28.
2.5.2 Repair procedures
To remove the DC fan motor assembly
Prerequisite: Turn OFF the unit via the user interface.
Prerequisite: Turn OFF the respective circuit breaker.
Prerequisite: Remove the required plate work, see "2.10 Plate
work"on page35.
1 Pull the clip and remove the heat exchanger thermistor from its
holder.
2 Remove the screws to disconnect the grounding wires from the
heat exchanger.
a a
b
c
d
e
a Grouding wire screw
b Heat exchanger thermistor
c Indoor unit PCB
d Switch box screw
e Switch box
3 Disconnect the connectors of the indoor unit fan motor and the
swing flap motor from the indoor unit PCB.
4 Remove the screw and remove the switch box from the indoor
unit.
5 Click the indoor unit fan motor cover out of the indoor unit.
a
a Indoor unit fan motor cover
6 Remove the rubber from the indoor unit.
7 Remove the indoor unit fan motor from the indoor unit.
8 To install the indoor unit fan motor, see "2.5.2 Repair
procedures"on page28.
To install the DC fan motor assembly
1 Install the indoor unit fan motor in its correct location on the fan.
2 Install the rubber in front of the fan motor.
3 Click the indoor unit fan motor cover on the indoor unit.
a
a Indoor unit fan motor cover
4 Put the switch box in place.