Daikin R410As User Manual

Troubleshooting by Indication on the Remote Controller Si39-302
180 Troubleshooting
2.20
“
F3
”
Outdoor Unit: Abnormal Discharge Pipe
Temperature
Remote
Controller
Display
F3
Applicable
Models
RXYQ5~48M
Method of
Malfunction
Detection
Abnormality is detected according to the temperature detected by the discharge pipe
temperature sensor.
Malfunction
Decision
Conditions
!
When the discharge pipe temperature rises to an abnormally high level
!
When the discharge pipe temperature rises suddenly
Supposed
Causes
!
Faulty discharge pipe temperature sensor
!
Faulty connection of discharge pipe temperature sensor
!
Faulty outdoor unit PCB
Troubleshooting
∗
2: Refer to thermistor resistance / temperature characteristics table on P280.
(V3068)
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
Discharge pipe
temperature is 115˚C
or higher.
Are
the characteristics
of the discharge pipe
thermistor normal?
(3.5~400KΩ)
Replace outdoor unit PC board
A2P.
Replace the discharge pipe
thermistor.
NO
NO
Out of gas, compression defect,
etc. Defect of the refrigerant
system.
YES
YES

Daikin R410As Specifications

General

Brand	Daikin
Model	R410As
Category	Heat Pump
Language	English