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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