Honeywell RTH6450 Thermostat User Manual


 
RTH6350/RTH6450 Series
19 69-2416ES—05
About your new thermostat
SETUP WIRING ASSISTANCE TROUBLESHOOTING
Function 8: Emergency heat cycle rate
Done Next
8
9
MCR31273
Press the s or t button to select your heating system
and optimize its operation:
NOTE: If Function 8 does not appear, please turn to the
next page to continue.
9 Electric furnace: Use this setting if you have any
type of electric heating system.
1 Gas/oil steam or gravity system: Use this setting
if you have a steam or gravity heat system.
3 Hot water or high-efficiency furnace: Use this
setting if you have a hot water system or a gas
furnace of greater than 90% efficiency.
5 Gas or oil furnace: Use this setting if you have a
standard gas or oil furnace that is less than 90%
efficient.
M28351
Press to change setting.
When correct setting is
selected, press NEXT to
display next function.