Honeywell TH4110 User's Guide

Honeywell Thermostats User's Guide - TH4110.
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PRO

4000

 

Series

Programmable  
Digital  
Thermostat

User Guide

Read and save these instructions.
Your new thermostat is pre-programmed. Just set the time and day. For help 

please visit yourhome.honeywell.com

Press to set desired temperature.
Note: 

Set SYSTEM switch to the system you want 

to control (Heat or Cool).

Fan Switch 

is used to 

control your fan.
Auto:

 Fan runs only when 

heating or cooling system 

is on.
on:

 Fan runs continuously.

System switch 

is used to control your heating 

or cooling system.
Cool:

 Cooling system control.

off:

 All systems off.

Heat:

 Heating system control.

em Heat:

 Emergency & Auxiliary Heat control. 

Compressor is locked out. (Select models only.)

Set:

 Sets time/day/schedule.

Hold: 

Overrides programmed temperature.

Run:

 Resumes program schedule.

Thermostat controls

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