
55
69-2715ES—01
System setup
Function
Settings & Options
Note:
Depending on system settings, functions on this page might not appear.
0180
Heating Fan
Control
0
Gas or oil heat:
Use this setting if you have a gas or oil heating system
(system controls fan operation).
1
Electric heat:
Use this setting if you have an electric heating system
(thermostat controls fan operation).
0190
Heat Pump
Changeover Valve
(for heat pumps
only)
0
Cooling changeover valve:
Use this setting if you connected a wire
labeled “O” to the O/B terminal.
1
Heating changeover valve:
Use this setting if you connected a wire
labeled “B” to the O/B terminal.
0240
Heating Cycle
Rate
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.
0250
Heating Cycle
Rate Stage 2
How do I customize my heating/cooling system? (See page 51 for instructions.)
Summary of Contents for RTH8580WF
Page 1: ...User Guide Wi Fi Touchscreen Programmable Thermostat Model RTH8580WF ...
Page 71: ......
Page 143: ......