NRM Technical Support

CoolTrol® Alarm Diagnosis

Refer to this section when the strobe light is flashing on the CoolTrol Controller and you see any of the messages below on the display.

If your issue cannot be resolved here, please give us a call at 800.377.5439, ext 1. We’ll be happy to assist you.

High Temperature

Low Temperature

Failed Sensor

Blank CoolTrol Screen

Bypass Position






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