What is up with the message FR Heating on my Aprilaire model 8463?

Monday, February 13, 2012 by Aprilaire Team
Consumer question:

I have an Aprilaire thermostat model 8463 and I have not been able to find any information regarding messages displayed in the Message Center. What are the message FR Heating, and FR telling me?

Aprilaires' response:

Thank you for contacting us regarding your Aprilaire Thermostat.

This is a common question we get in. The FR is a reference to the current day
MO- Monday
TU- Tuesday
WE- Wednesday
TH- Thursday
FR- Friday

The "heating" is just indication that an active call for heat is being made.

Let us know if you have any more questions.

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