Electrical Box Temperature Rise - Daikin J Series 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
Decision
Conditions
Supposed
Causes
98
With the compressor off, the radiation fin temperature is above
The error is cleared when the radiation fin temperature drops below
To cool the electrical components, the outdoor fan starts when the radiation fin temperature
rises above °C and stops when it drops below
(°C) 98
(°C) 75
(°C) 83
Defective outdoor fan motor
Short circuit
Defective radiation fin thermistor
Disconnection of connector
Defective outdoor unit PCB
°C.
°C.
°C.
Service Diagnosis
SiBE041012