Indoor Unit: Malfunction Of Thermostat Sensor In Remote Controller - Panasonic Urban Multi MX1R Series Service Manual

PACD011001C2
3.12 Indoor Unit:
CJ
Remote Controller
Display
„ Defect of remote controller thermistor
Supposed Causes
„ Defect of remote controller PC board
Troubleshooting
Troubleshooting UM Combination "MA1R Series" Using R-407C
Malfunction of Thermostat Sensor in Remote Controller
Be sure to turn off power switch before connect or disconnect connector,
Caution or parts damage may be occurred.
Turn power supply OFF, then
power ON again.
Is "CJ" displayed on the
remote controller?
NO
YES
Troubleshooting
Replace remote controller.
External factor other than
equipment malfunction.
(for example, noise etc.)
(VF039)
509