RTH111B1042,
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Heat Off Cool
Auto On
Fan
RTH111 Series
Non-Programmable
Thermostat
Owner’s Manual
Identify System Type
This thermostat is compatible with the following systems:
• Gas, oil or electric furnace
• Central air conditioner
• Hot water system with or without pump
• Millivolt system
• Central heating and cooling system
• Heat pump without auxiliary/backup heat
This thermostat cannot be used on heat pumps with backup heat or on
multistage systems.
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