4
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Components
Service manual
201
RXTM-R+RXTP-R+ARXTP-R+RXTA-B+FTXTA30B2V1B(W)
(B)+35M5V1B
R32 Optimized Heating 4 Split
ESIE21-12A – 2022.02
As the indoor unit air (room) thermistor is located on the display PCB, remove the
display PCB as described in the steps below:
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 connector from the display PCB.
2
Press the latches to unlock and remove the display PCB from the unit.
3
To install the indoor unit air (room) thermistor, see
200].
Other refrigerant side thermistors
Prerequisite:
Stop the unit operation via the user interface.
Prerequisite:
Turn OFF the respective circuit breaker.
Prerequisite:
Remove the required plate work, see
1
Locate the thermistor that needs to be removed.
2
Remove the thermistor from the thermistor holder as follows:
▪
For outdoor unit air (ambient) thermistor:
Open the thermistor holder and remove the thermistor from the holder.
▪
For refrigerant piping thermistors:
- Cut the tie straps that fix the insulation and the thermistor wire.
- Cut and remove the insulation.
- Pull the clip that fixes the thermistor.
- Remove the thermistor from the thermistor holder.
c
b
a
a
Summary of Contents for RXTA30B2V1B
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