Electrical Box Temperature Rise - Daikin ATXS35EV1B7 Service Manual

Troubleshooting
4.21

Electrical Box Temperature Rise

L3
Remote
Controller
Display
Method of An electrical box temperature rise is detected by checking the radiation fin thermistor with the
Malfunction compressor off.
Detection
Malfunction With the compressor off, the radiation fin temperature is above 80°C (95°C ). (Reset is made
when the temperature drops below 70°C (80°C ).)
Decision
Conditions
Supposed
Causes
114
: value for 50 class
Fin temperature rise due to defective outdoor unit fan
Fin temperature rise due to short-circuit
Fin thermistor defective
Connector in poor contact
Outdoor unit PCB defective
SiBE04-824
Service Diagnosis