Troubleshooting by Indication on the Remote Controller
" Malfunction of Thermistor (R1T) for Outdoor Air
RXYMQ36 · 48PVJU
Malfunction is detected from the temperature detected by the outdoor air thermistor.
When the outside air temperature thermistor has short circuit or open circuit in operation
Defective thermistor connection
Defect of thermistor (R1T) for outdoor air
Defect of outdoor unit PCB (A1P)
Be sure to turn off the power switch before connecting or disconnecting the connector, or parts may be damaged.
Confirm which thermistor is abnormal
using outdoor unit " monitor mode".
(Refer to P.105, 106)
connected to X11A of outdoor
measured after disconnecting
the thermistor (R1T) from
the outdoor unit PCB.
∗ Refer to "Thermistor Resistance / Temperature Characteristics" table on P.241.
is normal when
Connect the connector and turn
Replace the thermistor (R1T).
Replace the outdoor unit PCB