Installation Guide
Function 6: Auxiliary heat cycle rate
Setup
6
Press to change setting.
When finished, press
to advance to the next
function.
69-1891ES-1-RTH3100C-IG.CS5.indd 16
Press the
heating system and optimize its operation:
5
5
1
3
9
button to select your auxiliary
t
For gas or oil furnaces of less than 90%
efficiency
For steam or gravity systems
For hot water systems & furnaces of over 90%
efficiency
For electric furnaces
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