Radiation Fin Temperature Rise - Daikin SiENBE07-618_C Service Manual

Troubleshooting

4.21 Radiation Fin Temperature Rise

L4
Remote Control
Display
Method of A radiation fin temperature rise is detected by checking the radiation fin temperature with the
Malfunction compressor on.
Detection
„ The radiation fin temperature with the compressor on is above
Malfunction
„ The error is cleared when the radiation fin temperature drops below
Decision
Conditions
„ If the error repeats, the system is shut down.
„ Reset condition: Continuous run for about 60 minutes without any other error
„ Defective outdoor fan motor
Supposed
„ Short circuit
Causes
„ Defective radiation fin thermistor
„ Disconnection of connector
„ Defective outdoor unit PCB
„ Silicon grease is not applied properly on the radiation fin after replacing the outdoor unit
86
(°C) 105
(°C) 99
PCB.
SiENBE07-618_C
°C.
°C.
Service Diagnosis