Daikin FTXR42EV1B9 Especificaciones Pagina 134

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Troubleshooting SiBE04-624_B
124 Service Diagnosis
2.35 Electrical Box Temperature Rise
Error Code
L3
Method of Error
Detection
An electrical box temperature rise is detected by checking the radiation fin thermistor with the
compressor off.
Error Decision
Conditions
With the compressor off, the radiation fin temperature is above A°C.
The error is cleared when the radiation fin temperature drops below B°C.
To cool the electrical components, the outdoor fan starts when the radiation fin temperature
rises above C°C and stops when it drops below B°C.
Supposed
Causes
Defective outdoor fan motor
Short circuit
Defective radiation fin thermistor
Disconnection of connector
Defective outdoor unit PCB
A (°C) B (°C) C (°C)
122 113 120
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