Honeywell RTH3100C - 1-Year Limited Warranty

Installation Guide
16
Setup
6
5
Press to change setting.
When finished, press
to advance to the next
function.
Press the t button to select your auxiliary
heating system and optimize its operation:
5 For gas or oil furnaces of less than 90%
efficiency
1 For steam or gravity systems
3 For hot water systems & furnaces of over 90%
efficiency
9 For electric furnaces
Function 6: Auxiliary heat cycle rate
69-1891ES-1-RTH3100C-IG.CS5.indd 16 5/17/2011 11:21:09 AM