Filter
Top Products
RTH7400/RTH7500
21 69-2104ES—01
System setup
Setup functions 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.
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.