Honeywell PRO TH1000 Series User manual

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PRO TH1000 Series
This manual covers the following models:
TH1110D: For 1-Heat / 1-Cool systems
TH1210D : For 2-Heat / 1-Cool heat pump systems
(Remove thermostat from wallplate and turn over to find model number.)
Need Help?
For assistance with this product please visit http://yourhome.honeywell.com
or call Honeywell Customer Care toll-free at 1-800-468-1502.
Read and save these instructions.
® U.S. Registered Trademark. Patents pending.
© 2006 Honeywell International Inc. All rights reserved.
CAUTION: EQUIPMENT DAMAGE HAZARD.
To prevent possible compressor damage, do not use Cooling mode when the
outdoor temperature is below 50 °F (10 °C).

Operating Manual
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Overview
Thermostat features ............................. 1
Quick reference to controls .................. 2
Quick reference to display.................... 3
Operation
System switch (Heat/Cool) ................... 4
Fan switch (Auto/On)............................ 5
Temperature controls............................ 6
Compressor protection ......................... 7
Appendices
Battery replacement ............................. 8
In case of difficulty................................ 9
Customer assistance.......................... 10
2-year limited warranty ........................11
Table of contents

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Your new Honeywell thermostat has been designed to give you many years of
reliable service and easy-to-use, push-button climate control.
Features
• Backlit display is easy to read
• Displays ambient (measured) temperature at all times
• One-touch access to setpoint temperature
• Built-in compressor protection
About your new thermostat

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Quick reference to controls
System switch (see page 4)
•Cool: System is in Cooling mode.
•Off: System is off.
•Heat: System is in Heating mode.
•Em Heat: System is in Emergency Heat mode.
Fan Switch (see page 5)
•On: Fan runs continuously.
•Auto: Fan runs only when
heating or cooling is taking place.
Press to adjust temperature
Screen
Lit for 12 seconds when you press any button.

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Quick reference to display screen
* If Heat On or Cool On is flashing, compressor protection is engaged (see page 7).
** Applies to TH1210D model only.
Temperature display
The ambient (measured)
temperature is normally
displayed. To view the
setpoint temperature, press
either of the temperature
adjustment buttons once.
The setpoint temperature
will appear for five seconds.
System Status
• Cool On: Cooling is activated. *
• Heat On: Heating is activated. *
• Aux On: Auxiliary heat is activated. **
Low-batterywarning
(see page 8)
Setpoint indicator
Appears when the setpoint
temperature is displayed.

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System switch
Use the SYSTEM switch to place the system in one of the following
modes.
•Cool: System is in Cooling mode.
•Off: System is off.
•Heat: System is in Heating mode.
•Em Heat: System is in Emergency Heat mode. Only auxiliary
heating can be activated. The compressor is disabled. (This
mode is available on TH1210D model only.)
CAUTION: EQUIPMENT DAMAGE HAZARD
Do not use Cooling mode when the outdoor
temperature is below 50 °F (10 °C).

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Fan switch
Use the FAN switch to select the fan operation.
•Auto: The fan runs only when heating or cooling is
actually taking place (commonly used setting).
•On: The fan runs continuously. Use this setting for
improved air circulation or for more efficient air cleaning.

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Temperature controls
Press the Sor Tbutton
once to display the setpoint
temperature. Press either
button more than once to
change the setpoint.