Daikin FHC48NUV2S User Manual

Troubleshooting by Remote Controller Si20-701_B
239
3.46
H9
Outdoor Air Thermistor
System Abnormality
Remote Controller Display
H9
Applicable Models
RY-F/FU, R(Y)-G/GA/KU/LU, RR-M
Error Decision Conditions
Case where the outdoor air thermistor has a short or
open circuit
Supposed Causes
 Defective outdoor air thermistor
 Defective outdoor air thermistor connector connection
 Defective outdoor unit PCB
Troubleshooting
Is the
thermistor
normal?
NO
YES
Replace the
outdoor air
thermistor.
If contact is OK,
replace the
outdoor unit
PCB.
Disconnect the outdoor
air thermistor from the
outdoor unit PCB and
measure the resistance.
Caution
Be sure to turn off the power switch before
connecting or disconnecting connectors, or parts
may be damaged.

Daikin FHC48NUV2S Specifications

General

Model	FHC48NUV2S
Category	Air Conditioner
Refrigerant	R-32
Power Supply	3 Phase, 380-415V, 50Hz
Indoor Unit Noise Level	42 dB(A)
Outdoor Unit Noise Level	52 dB(A)