Quick Reference To Controls; Quick Reference To Display - Honeywell PRO TH4210D Installation Manual

Installation Guide

Quick reference to controls

Temperature adjustment
Fan switch
On: Fan runs continuously.
Auto: Fan runs only when heating
or cooling system is on.
Quick reference to display screen
Current inside
temperature
Current program period
Wake/Leave/Return/Sleep
Low battery warning
Replace Batt
Inside
75
°
Wake
Wed
Current day/time
• Set: Press to set time/day/
schedule
• Hold: Press to override
programmed temperature control.
• Run: Press to resume program
schedule
System switch
• Cool: Thermostat controls only
the cooling system.
• Heat: Thermostat controls only
the heating system.
• Off: Heating and cooling
systems are off.
• Em Heat: Thermostat controls
emergency and auxiliary heat.
Compressor is locked out.
Adaptive Intelligent Recovery
Set To
75
Recovery
6:30
AM
Em Aux
10
Temperature setting
System status
Em: Emergency heat on
°
Aux: Auxiliary heat on
Heat On/Cool On:
(Flashes when waiting
for compressor restart)
Heat
On