Daikin RXYQ96PYDN Service Manual page 370

SiUS34-801A_b
CJ
3.12 Indoor Unit: Malfunction of Thermostat Sensor in
Remote Controller
CJ
Remote
Controller
Display
Applicable
AII indoor unit models
Models
Method of
Malfunction Temperature detected by remote controller air temperature thermistor.
Detection
Malfunction
When the remote controller air temperature thermistor becomes disconnected or shorted while the
unit is running.
Decision
Conditions
Supposed
Causes
Troubleshooting
∗1: How to delete the record of malfunction codes.
Note:
∗ Refer to the Thermistor Resistance / Temperature Characteristics table on Page 529.
Troubleshooting
Defect of remote controller thermistor
Defect of remote controller PC board
Be sure to turn off power switch before connect or disconnect connector,
Caution
or parts damage may be occurred.
Clear the malfunction code
history. (While in inspection
mode, press and hold the
"ON/OFF" button for a period of
five seconds or more.)
CJ
Is " "
displayed on the remote
controller?
NO
Press the [Operate/ Stop] button for 4 seconds or more while the malfunction code is
displayed in the inspection mode.
Troubleshooting by Indication on the Remote Controller
YES
Replace remote controller.
External factor other than
equipment malfunction.
(for example, noise etc.)
(V2787)
355