Test D, Minimum Motor Speed Error
Troubleshooting Compressor Control Module, cont’d.
SERVICE MANUAL
15
www.norcold.com
NOR000953A
Correct input voltage.
NO
Replace control module.
NO
Make sure the:
- Upper and lower vents are not
blocked.
- The refrigerator is not overloaded
with hot items.
- The ambient operating temperature
is lower than 110°F (43° C).
YES
Is
unit
overloaded?
Reduce load on unit.
YES
NO
Is fan
operating,
coils clean/not
blocked?
Replace the refrigerator.
YES
Complete the “Diagnostic Pre-Checks.”
Remove refrigerator from enclosure,
but keep DC power supply connected.
Is
VDC
10.4 - 15.4?
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