reside ntial
THERMOSTAT
Digital
Digital
Thermostat
Thermostat
Single Day
Single Day
PROGRAMMABLE
PROGRAMMABLE
up to
up to
& 2-cool
& 2-cool
Control up to 2 Heat &
2 Cool Stages
HP Stages: 2 Heat, 2 cool
Single Day Programmable
4 Settings Per Day
Auto Changeover
5 min. Built-In Compressor
HEAT
COOL
Use with most Air Conditioning & Heating Systems including: 1 or 2 Stage
Electric Cooling & 2 Stage Gas Heating, Heat Pump, Electric or Hydronic Heat.
HEAT
PUMP
OWNER’S
OWNER’S
MANUAL
MANUAL
Venstar Inc. 08/07
Protection
Back-Lit Display
One For All Works with
Virtually All Equipment
‘O’ or ‘B’ Terminal
Non-Volatile Memory
Keypad Lockout
Display Either F or C
T1010
2-heat
2-heat
Table Of Contents
FRONT PANEL
DISPLAY
QUICK START Set the clock and go
SELECTING THE HEAT
OR COOL MODE
BASIC OPERATION
PROGRAMMING A DAILY
SCHEDULE
ADVANCED SETUP
ABOUT ADVANCED FEATURES
& OPERATION
WARRANTY
CAUTION
Follow Installation Instructions carefully.
DISCONNECT POWER TO THE HEATER AIR CONDITIONER BEFORE REMOVING
THE OLD THERMOSTAT AND INSTALLING
THE NEW THERMOSTAT.
Venstar Inc. 08/07
2
3
4
5
6
7
10
14
18
WARNING
P/N T1010
Page 1
Front Panel
COOL
AUTO
76
HEAT
68
Liquid Crystal Display
with Thermoglow
Up/Down Buttons
Mode Button
Fan Button
Heat or Cool Indicator
Red = Heat, Green = Cool
Page 2
Display
AUTO
COOL
88
HEAT
OFF
Mode Indicators - Page 5
Selects the operational mode of the equipment.
HEAT - Indicates the heating mode.
COOL - Indicates the air conditioning mode.
AUTO - Indicates the system will automatically
changeover between heat and cool modes
as the temperature varies.
AUTO (Program) - When program mode is entered
the letters ( ) appear for two seconds and
the Auto icon blinks continuously to indicate
the time period program is enabled to run.
OFF - Indicates heating and cooling are turned off.
Room Temperature Display
Indicates current room temperature.
Desired Set Temperature - Page 6
Indicates desired room temperature(s).
Fan On
88
Fan On icon - Page 6
Indicates constant, continuous fan operation.
When Fan On is not lit - indicates the fan will only
operate when necessary to heat or to cool.
Page 3
Quick Start Set the Clock and Go
MODE
FAN
Press the MODE and FAN buttons
at the same time for two seconds
to enter Setup screens.
Setting the Clock
a
During Setup & Programming:
Pressing the UP or DOWN
bu ttons wi ll m odify th e
flashing selection.
am/pm
Hours
i2
00
Tip: To change hours quickly,
press and hold the FAN
button and press the UP or
DOWN buttons.
Press the MODE and
FAN buttons at the
same time to return
to normal operation.
The thermostat is preprogrammed from the factory to operate
one or two stage equipment* without the need for further
programming. To optimize the installation of this thermostat,
follow the instructions in the Advanced Setup section.
Minutes
MODE
FAN
To adjust the
Clock use
buttons.
* The thermostat is not preprogrammed from the factory to operate
electric heat or heat pump systems. To control these systems,
follow the steps in the Advanced Setup section, page 11.
Page 4
Selecting the Heat or Cool Mode
Select Mode by Pressing the MODE Button
Heating Only
The HEAT setting indicates the
temperature the room has to
reach before the furnace will
turn on to heat the room.
72
HEAT
74
Press
MODE
Cooling Only
The COOL setting indicates the
temperature the room has to
reach before the air conditioner
will turn on to cool the room.
Heating or Cooling
AUTO will automatically select
heat or cool based on room
temperature demand.
Time Schedule for
Heating or Cooling
The Auto setting will activate
the time period programming for
the cooling or heating setpoint
ONLY (Morning, Day, Evening &
Night Periods). The Auto icon will
blink to indicate that the thermostat
( )
is in the Program mode.
Off
OFF indicates both heating
and air conditioning
systems are turned off.
Page 5
72
AUTO
72
AUTO
72
72
OFF
COOL
72
COOL
74
HEAT
72
COOL
74
HEAT
72
Press
MODE
Press
MODE
Press
MODE
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