OK
OK
1. Driver PCB defective 2. Fan motor defective 3. Main PCB defective
4. Lose connection or disconnecting wire
Driver PCB
Fan motor
Main PCB
Check Point 1 : Check the wiring connection
Check Fan motor to Driver PCB wiring connector disconnection, open
Check Main PCB to Driver PCB wiring connector disconnection, open
Check Driver PCB to Capacitor wiring connector disconnection, open
Check Point 3 : Replace Fan motor
Indoor Unit : Operation LED 9 times Flash, Timer LED 15 Times Flash,
Filter LED Continuous Flash.
Outdoor Unit : E. 9 7. 9 ( E. 9 8. 9 )
Error Code : 9 U / 9 7 ( 98 )
Outdoor Unit Fan Motor Driver 1(2)
Abnormal
E. 97.9 (E. 98.9)
Indicate or Display:
Detective Actuators:
Detective details:
OUTDOOR UNIT Error Method:
Forecast of Cause :
When Driver PCB detects the following abnormalities,
the error signal is output.
Driver PCB defective
Fan motor defective (Layer short)
Main PCB defective (DC output abnormal)
Lose connection or disconnecting wire
Check the winding resistance of Fan motor.
Change Fan motor and check if the error reoccurs on a test run.
Check Point 2 : Replace Driver PCB
Check the appearance and condition of mounting of Driver PCB.
Change Driver PCB and release the error.
Check if the error reoccurs on a test run.
04-67
Troubleshooting 59
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