Honeywell TH2110 Operating Manual page 3

This manual covers the following models:
TH2110D: For 1-Heat / 1-Cool systems
TH2210D: For 2-Heat / 1-Cool heat pump systems
(Remove the thermostat from its wallplate to find the model number.)
CAUTION: EQUIPMENT DAMAGE HAZARD.
To prevent possible compressor damage, do not use Cooling mode when the
outdoor temperature is below 50 °F (10 °C).
For assistance with this product please visit http://yourhome.honeywell.com
or call Honeywell Customer Care toll-free at 1-800-468-1502.
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PRO 2000 Series