Samsung AVXC1H022 series Service Manual page 262

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