CZU4201 not controlling. Always in cooling mode. - Schneider Electric Community

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Issue

CZU4201 not controlling. Always in cooling mode.

Environment

CZU4201

CZU

DRT3451

STR611

STR612

STR

Cause

The CZU controller is not controlling.

Resolution

A DRT3451, STR611 or a STR612 is used as both temperature sensor and setpoint adjust. Check that the...

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