
Operating Manual
69-2725ES—03 20
If you have difficulty with your thermostat, please try the following suggestions.
Most problems can be corrected quickly and easily.
Display is blank
• Make sure furnace door is closed securely.
• Make sure fresh AAA alkaline batteries are correctly installed (see page
18).
Heating or cooling
system does not
respond
• Set system switch to
Heat (see page 7). Make sure the temperature is
set higher than the Inside temperature.
• Set system switch to
Cool (see page 7). Make sure the temperature is
set lower than the Inside temperature.
• Wait 5 minutes for the system to respond.
In case of difficulty
Содержание RTH2410 Series
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