Outdoor Unit: Malfunction Of Inverter Radiating Fin Temperature Rise Sensor - Panasonic Urban Multi MX1R Series Service Manual

PACD011001C2
5.8 Outdoor Unit:
P4 P4 P4 P4
Remote Controller
Display
„ Defect of radiator fin temperature sensor
Supposed Causes
„ Defect of inverter unit
Troubleshooting
Troubleshooting Urban Multi "MX1R, ME1R Series" Using R-407C
Malfunction of Inverter Radiating Fin Temperature Rise Sensor
Be sure to turn off power switch before connect or disconnect connector,
Caution
or parts damage may be occurred.
Turn on again after letting 30
minutes or more pass after
occurrence of malfunction.
"P4" occurs again.
YES
Troubleshooting (Inverter)
Replace the radiator fin
thermistor.
(VF070)
389