Daikin RXM20R Service Manual page 198

4 | Components
To install the thermistor
Service manual
198
INFORMATION
Some of the thermistors are wired to the same connector. See connector and pin
information of the thermistors at the start of the electrical check procedure and
"7.2 Wiring diagram" [
to the same connector.
5 When removing the complete set of thermistors wired to the same connector:
▪ Remove all other thermistors wired to the connector from their thermistor
holder,
▪ Disconnect the thermistor connector,
▪ Remove the complete set of thermistors.
6 To install the thermistor, see
Indoor unit air (room) thermistor
WALL MOUNTED INDOOR UNITS
As the indoor unit air (room) thermistor is located on the display PCB, install the
display PCB as described in the steps below:
1 Connect the connector to the display PCB.
2 Install the display PCB in the correct location on the back side of the indication
lamp cover. Make sure to route the wiring harness through the harness
retainers.
a
a Display PCB
b Indication lamp cover
3 Install the indication lamp cover in the correct location on the indoor unit.
4 Install the display panel.
FLOOR STANDING INDOOR UNITS
Procedure is similar as for the outdoor unit air thermistor, see below.
Other refrigerant side thermistors
1 Install the thermistor in the thermistor holder as follows:
▪ For outdoor unit air (ambient) thermistor:
Correctly install the thermistor in the holder and close the thermistor holder.
4
226]. ALWAYS replace the complete set of thermistors wired
"4.19.2 Repair procedures" [
b
RXM20~71R(9) + ARXM25~71R(9) + FTXM20~71R + ATXM25~50R +
4
196].
FVXM25~50A
Split New Perfera R32
ESIE20-11B – 2022.02