Trouble shooting 60
OUTDOOR UNIT Error Method:
Heat Sink Tempreture Abnormal
Indicate or Display:
Detective Actuators:
Detective details:
Forecast of Cause :
OK
OK
Check Point 1 : Check the heat sink state
1. Foreign matter on heat sink, heat sink dirty
2. Foreign matter on heat exchanger, excessive ambient temperature rise
3. Heat sink thermistor defective
Heat sink thermistor
"Protection stop by "heat sink temperature 88°C"" generated 3 times within
60 minutes
Heat sink thermistor characteristics check (Check by disconnecting
thermistor from PCB.)
* For the characteristics of the thermistor, refer to "Service Parts Information 22".
Check Point 3 : Check the heat sink thermistor
Heat sink foreign matter, soiling check
Heat exchange foreign matter check
Ambient temperature not raised by effect of other heat sources?
Discharged air not sucked in?
Check Point 2 : Check the foreign matter and ambient
temperature of heat exchanger
Indoor Unit : Operation LED 9 times Flash, Timer LED 15 Times Flash,
Filter LED Continuous Flash.
Outdoor Unit : E. AC. 4
Error Code : AC
04-68
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