Can the FC-1T-1F be used as a backup for a minimum ventilation fan?

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  Yes, it can operate a single-stage backup heater.

• Can I do minimum ventilation duty cycles on the AutoFlex Connect?

  There is not a simple software way of doing this, but there is a way. Wire the output of the variable through a relay before it goes to the fan. (L1 goes to one VAR terminal, the second VAR terminal goes to the relay, and then the second relay ...

• Why can't I adjust the idle speed of my variable fan in my Plus-Touch?

  If you cannot adjust the idle speed of your variable fan, and are just seeing three dashes rather than a number, you have the Minimum Ventilation Curve active for that zone. Go to Menu, Configuration, Zone Control Mode, and disable the Minimum ...

• Variable fan runs at maximum

  Problem Variable fan runs at maximum Possible Cause Possible Solution Incorrect wiring Correct the wiring. The fuse is open or blown. Check why the fuse was blown and repair any problems. Replace the fuse. The variable stage is configured as OFF ...

• Variable fan runs at maximum

  Problem Variable fan runs at maximum Possible Cause Possible Solution Incorrect wiring Correct the wiring. The fuse is open or blown. Check why the fuse was blown and repair any problems. Replace the fuse. The variable stage is configured as OFF ...