Troubleshooting by Indication on the Remote Controller
" Malfunction of Thermostat Sensor in Remote
All indoor unit models
Malfunction detection is carried out by temperature detected by remote controller air temperature
When the remote controller air temperature thermistor becomes disconnected or shorted while the
unit is running
Defect of remote controller thermistor
Defect of remote controller PCB
Be sure to turn off the power switch before connecting or disconnecting the connector, or parts may be
Clear the malfunction code history:
While in inspection mode, press and
hold the "ON/OFF" button for a period
of five seconds or more.
∗1: How to delete "the record of malfunction codes".
Press the "On/Off" button for 4 seconds and more while the malfunction code is displayed in the inspection
∗ Refer to "Thermistor Resistance / Temperature Characteristics" table on P.241.
displayed on the
Replace the remote controller.
External factor other than
(noise, for example).