Compressor Excess Current Error - Samsung AM022FN1DEH/TK Service Manual

Troubleshooting
4-4-73

: Compressor Excess Current Error

Outdoor Unit Display
×(Operation)
Indoor Unit Display
Judgment Method
than 3 seconds.
Special Cause
1. Inspection Method
Is the CT sensor connector
Are all the CT values "0" when
the compressor is stopped?
Is the measured value
from the separate ammeter the
same as the CT sensor value?
measured at 20A or more during
4-116
(Reservation)
resistance normal?
Yes
Yes
Test Operation
Yes
Is the CT value
the operation?
No
Inspection Complete
(Blast) (Filter) ×(Defrost)
No
No
Connect a separate ammeter
No
Yes
Breakdown of Compressor: Change
Change CT sensor.
Change CT sensor.
(optional).
Change CT sensor.
compressor.
Samsung Electronics