Troubleshooting
12-21Samsung Electronics
■
: Compressor Over Current Error
1.
Check Method
Outdoor unit display
Indoor unit display (Operation) (Timer) (Fan) (Filter) (Defrost)
Judgment method
When the CT sensor value of the relevant compressor is maintained for over 5 seconds at over
20A, the error is displayed.
Causes Compressor break / CT sensor defect
Is the CT sensor connector resistance normal?
Is the CT value when compressor is
stopped all 0?
Is the value measured by the
separate ampere-meter same as
CT sensor value?
Is the CT value measured
over 20A during operation?
Replace the CT sensor.
Replace the CT sensor.
Connect the separate
ampere-meter. (Optional)
Replace the CT sensor.
Complete the check.
Compressor break: Replace the
compressor.
Test operation
No
No
No
Yes
Yes
Yes
Yes
No