Norcold N8DCX Service Manual page 18

Troubleshooting Symptoms, cont'd.
N8DCX, N10DCX Models
Continued from previous page.
YES
Make sure the DC input is connected
correctly:
- Positive lead to "+" terminal.
- Negative lead to "-" terminal.
Is input
connected
correctly
YES
Remove control module and control
module base. Remove compressor
interface cover. Unplug compressor
wire harness at each end. Check
continuity of compressor wire harness.
Is
compressor
wire harness
OK?
YES
With compressor harness unplugged
from the compressor, measure
resistance between all three (3) current
lead-in pins on the compressor.
Are
measured
YES
values about
the same?
NO
NO
Correct input connections. Test unit.
NO
Replace compressor wire harness.
Test unit.
Replace the control module.
Replace the refrigerator.
18
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