Quick Reference To Display - Honeywell RTH3100C Operating Manual

Operating Manual
Quick reference to display screen
Current inside temperature
Low battery warning
69-2339EFS—01
Inside
75
Replace Batt
System Status
• Cool On: Cooling system is on.
• Heat On: Heating system is on.
• Em: Emergency heat is on.
• Aux: Auxiliary heat is on.
4
Temperature setting
Set To
75
Heat On
If flashing, compressor
protection is engaged
M29559
(see page 8).