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Operating Manual - Page 22

For RTH2510B1018/E1. Series: RTH2510/RTH2410 Series
Also, The document are for others Honeywell models: RTH2510*, RTH2410*

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Operating Manual
69-2725ES—01 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
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