Honeywell RTH7400 series - Special Thermostat Features; Smart Response Technology; Compressor Protection; Auto Changeover Feature and Caution

Advanced Installation Guide
69-2487EF—01 18
About your new thermostat
SETUPWIRINGASSISTANCETROUBLESHOOTING
See page 14 to navigate between functions.
Function Settings & Options
0240 Heating Cycle
Rate
Press s/t to select your heating
system:
5 Gas or oil furnace: Standard
gas/oil furnace (less than 90%
efficiency).
9 Electric furnace: Electric
heating systems.
3 Hot water or high-efficiency
furnace: Hot water system or
gas furnace (more than 90%
efficiency).
1 Gas/oil steam or gravity
system: Steam or gravity heat
systems.
Press NEXT
0270 Emergency
Heat Cycle
Rate (heat
pumps only)
Press s/t to select your heating
system:
9 Electric furnace: Electric
heating systems.
5 Gas or oil furnace: Standard
gas/oil furnace (less than 90%
efficiency).
3 Hot water or high-efficiency
furnace: Hot water system or
gas furnace (more than 90%
efficiency).
1 Gas/oil steam or gravity
system: Steam or gravity heat
systems.
Press NEXT
System setup
NOTE: Some functions in the following pages
may not appear due to previous selections
made.