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TROUBLESHOOTING - cont'd.
Test G, Refrigerator Gets Too Cold
Complete the "Diagnostic
Pre-checks."
Does the control
display show an E1
or E2 error?
Is thermistor connected?
Remove refrigerator from enclosure,
but keep DC power supply connected.
Refer to the "Wiring Diagram" section.
Are the thermistor and magnet valve
connected the control board?
Replace thermistor.
www.norcold.com
YES
NO
Reconnect thermistor. Test unit.
YES
NO
Reconnect thermistor and/or magnet
valve. Test unit.
YES
Disconnect wires at control module
terminals"C" and "T".
Did unit stop operating?
Is the magnet valve bad?
Replace the control module. Test unit.
YES
Did
YES
unit stop
Replace the thermistor.
operating?
NO
YES
NO
YES
NO
19
Repair shorted wires between optical
display module and control module.
Test unit.
Replace the refrigerator.
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