ESIE15-13B
4.24 Radiation Fin Temperature Rise
L4
Remote
Controller
Display
RZQG
Applicable
Models
Radiation fin temperature is detected by the radiation fin thermistor.
Method of Error
Detection
When the temperature of the inverter radiation fin rises abnormally due to faulty heat
Error Decision
dissipation.
Conditions
Actuation of fin thermal switch
Supposed
Insufficient cooling of inverter radiation fin
Causes
High outdoor air temperature
Blocked suction inlet
Blocked discharge outlet
Dirty radiation fin
Disconnection of connector
Defective radiation fin thermistor
Defective outdoor unit inverter PCB
Service Diagnosis
Troubleshooting by Remote Controller
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