Trip Detection
OK
OK
1. Outdoor unit fan operation defective, foreign matter on hear exchanger, excessive rise of ambient
temperature
2. Inverter PCB defective
3. Inverter compressor defective (lock, winding short)
Inverter PCB
Inverter Compressor
"Protection stop by "overcurrent generation after inverter compressor start
processing completed'''' generated consecutively 5 times.
* The number of generations is reset if protection stop is not generated again
within 40 seconds after restarting.
No obstructions in air passages?
Heat exchange fins clogged
Outdoor unit fan motor check
Ambient temperature not raised by the effect of other heat sources?
Discharged air not sucked in?
Check Point 3 : Check the Inverter compressor
Check Inverter compressor
Check Point 2 : Check the Inverter PCB
Inverter PCB check (Refer to “Service Parts Information 4” )
Check Point 1 : Check the outdoor unit fan operation, heat exchanger, ambient temperature
Indoor Unit : Operation LED 9 times Flash, Timer LED 15 Times Flash,
Filter LED Continuous Flash.
Outdoor Unit : E. 94. 1
Error Code : 94
Trouble shooting 54
Indicate or Display:
Detective Actuators:
Detective details:
OUTDOOR UNIT Error Method:
Forecast of Cause :
(Refer to “Service Parts Information 1,2” )
SV 2 coil
E. 94.1
04-62
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