NRM Technical Support

CoolTrol® Alarm Diagnosis

Blank CoolTrol Screen

When there is no display on the CoolTrol screen, ask yourself the following questions and apply the appropriate solution:

Cause
Is there power to CoolTrol?
Solution
Make sure all switches and or circuit breakers are ON.

Do you have a faulty controller?
CALL NRM.

Important Note: Your cooler/freezer will continue to run — just as though CoolTrol was in “Bypass” — or never installed.






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