Honeywell TH2110DV1008/U User manual

Operating
Manual
PRO 2000 Series
Programmable Thermostat
69-2799EFS-03

1 69-2799EFS—03
Read and save these instructions.
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
® U.S. Registered Trademark. Patents pending.
Copyright © 2013 Honeywell International Inc. All rights reserved.
CAUTION: EQUIPMENT DAMAGE HAZARD.
To prevent possible compressor damage, do not operate cooling system when
outdoor temperature is below 50°F (10°C).
This manual covers the following models:
TH2110DV: For 1 Heat/1 Cool systems
TH2210DV: For 2 Heat/1 Cool heat pump systems only
(Pull thermostat from wallplate and turn over to find model
number.)

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About your new thermostat
Thermostat features.............................2
Thermostat is preset, ready to go.......3
Quick reference to controls.................4
Quick reference to display ..................5
Programming & Operation
Set time and day..................................6
Select system setting ..........................7
Select fan setting .................................8
Using program schedules .............9–10
Adjust program schedule ..................11
Program schedule overrides .......12–13
Compressor protection......................14
Early Start...........................................15
Appendices
Battery replacement............................16
Customer assistance ..........................17
In case of difficulty ........................18–19
Limited warranty..................................20
This thermostat is ready
to go!
Your new thermostat is pre-
programmed and ready to go.
See page 9 to check settings.
Table of contents

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About your new thermostat
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
• Preset program settings
• Temporary and permanent override of schedule
• Early start ensures the right temperature at the right time
• Built-in compressor protection
2

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This thermostat is ready to go!
Your new thermostat is pre-programmed and ready to go. All you have to do is
set the time and day. Then check the settings below and change if needed:
1. Set time and day (required for proper operation)............... See page 6
2. Select system setting: Preset to Off .................... To change, see page 7
3. Select fan setting: Preset to Auto ....................... To change, see page 8
4. Program schedules: Preset to energy-saving levels
while you’re at work or asleep........................ To change, see pages 9-11
ONE-TOUCH TEMP CONTROL: You can override the program schedule at any
time, and manually adjust the temperature (see pages 12-13).

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System switch (see page 7)
• Cool: Cooling system control.
• Off: All systems off.
• Heat: Heating system
control.
• Em Heat: Emergency
& Auxiliary Heat control.
Compressor is locked out.
(Select models only.)
M34678
FanAuto
On
Off
Cool
Heat
Set
Hold
Run
E.M. Heat
Quick reference to controls
Screen Lit for 12 seconds when you press any button.
Fan Switch (see page 8)
On: Fan runs continuously.
Auto: Fan runs only when heating
or cooling system is on.
Set: Press to set time/
day/schedule.
Hold: Press to override
programmed tempera-
ture control.
Run: Press to resume
program schedule.
Temperature
adjustment

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M34803
Temporary
WE
Lo
Batt
Wake
Set Schedule
Set
am
Heat
75
On
6:30
Quick reference to display screen
Low battery warning
(see page 16)
Setpoint indicator
Appears when the
setpoint temperature
is displayed.
Temperature
The ambient (measured)
temperature is normally
displayed. To view the setpoint
temperature, press the Up or
Down button once. The setpoint
temperature will appear for five
seconds.
System status
Cool On: Cooling system is on.
Heat On: Heating system is on.
Aux On: Auxiliary heat is on.
(Only for heat pumps with this
capability [select models only].)
When Heat On or Cool On is
flashing, compressor protection
is engaged (see page 14).
Current day/time
(see page 6)
Current program period
Wake/Leave/Return/Sleep
(see pages 9–10)
Set Schedule
(see pages 9–10)

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M34811
Set Time
am
6:30
Set
Hold
Run
M34812
Set Day
WE
Set
Hold
Run
Set the time and day
1. Press the SET button, then
press s or t to set the clock
time.
2. Press the SET button, then
press s or t to select the
day of the week.
3. Press RUN to save & exit.
Note: If the clock flashes, the
thermostat will follow your settings for
the Monday “Wake” time period until
you reset the time and day.
Press SET, then adjust time.
Press SET, then select current day.

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M34678
FanAuto
On
Off
Cool
Heat
Set
Hold
Run
E.M. Heat
Select the system setting
The SYSTEM switch can be set to control
your heating or cooling system, depending
on the season.
• Cool: Cooling system control.
• Off: All systems are off.
• Heat: Heating system control.
• Em Heat: Emergency & Auxiliary Heat
control. Compressor is locked out.
(Select models only.)
Set SYSTEM
switch to
control the
heating
or cooling
system. CAUTION: EQUIPMENT DAMAGE
HAZARD. To prevent possible
compressor damage, do not operate
cooling system when outdoor
temperature is below 50°F (10°C).

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Select the fan setting
Set the FAN switch to Auto or On.
In “Auto” mode (the most commonly used
setting), the fan runs only when the heating
or cooling system is on.
If set to “On,” the fan runs continuously.
Set FAN
switch to
choose
whether the
fan runs
continuously
or only as
needed.
M34678
FanAuto
On
Off
Cool
Heat
Set
Hold
Run
E.M. Heat