L4" Radiation Fin Temperature Increased - Daikin SkyAir Service Manual

SiBE28-804

5.29 "L4" Radiation Fin Temperature Increased

L4
Remote
Controller
Display
Applicable RZQ(S)71~140
Models
Method of Fin temperature is detected by the thermistor of the radiation fin.
Malfunction
Detection
Malfunction When the temperature of the inverter radiation fin increases abnormally due to faulty heat
dissipation.
Decision
Conditions
Supposed
Causes
Troubleshooting
Activation of fin thermal switch
Faulty fin thermistor
High outside air temperature
Insufficient cooling of inverter radiation fin
Blocked suction opening
Dirty radiation fin
Faulty outdoor inverter PC board
Troubleshooting by Remote Controller Display / LED Display
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