Cj" Indoor Unit: Malfunction Of Room Temperature; Thermistor In Remote Controller - Daikin RTSQ20PY1 Service Manual

SiBE31-801_C
CJ
4.13 " " Indoor Unit: Malfunction of Room Temperature

Thermistor in Remote Controller

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Remote
Controller
Display
Applicable All indoor unit models
Models
Method of Malfunction detection is carried out by temperature detected by room temperature thermistor in
remote controller. (Note:)
Malfunction
Detection
Malfunction When the room temperature thermistor in remote controller becomes disconnected or shorted
while the unit is running.
Decision
Conditions
Supposed
Causes
Troubleshooting
∗
Note: 1: How to delete "the record of malfunction codes".
∗
Troubleshooting
Defect of room temperature thermistor in remote controller
Defect of remote controller PCB
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 4
seconds or more.)
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Is " " displayed
on the remote
controller?
NO
Press the "ON/OFF" button for 4 seconds and more while the malfunction code is displayed
in the inspection mode.
Refer to "Thermistor Resistance / Temperature Characteristics" table on P.408.
Troubleshooting by Indication on the Remote Controller
YES
Replace the remote
controller.
External factor other than
equipment malfunction.
(for example, noise etc.)
242