Braeburn 2100 User Manual
Braeburn Equipment
MODEL
2100
Builder Series
5-2 Day Programmable
Multi-Stage 2 Heat/1 Cool
Digital Thermostat
Compatible with low voltage multi-stage
heat/cool system with up to two stages of
heating and one stage of cooling. Do not use
this thermostat on applications with voltages
above 30 Volts AC.
© 2005 Braeburn Systems LLC • Patents Pending • All Rights Reserved. No. 2100-100-004
WARNING!
Important Safety Information
• Always turn off power to the air conditioning or heating system prior to installing,
removing, cleaning or servicing thermostat.
• Read this manual thoroughly prior to installing, programming or operating
this thermostat.
• This thermostat is designed for use with a 24 Volt-AC low voltage single stage
gas, oil or electric heating or cooling systems.
• Do not use this thermostat on applications with voltages above 30 Volts AC.
• This thermostat requires two (2) properly installed "AA" alkaline batteries to
maintain system clock during power outages.
•The system must have 24 Volt AC power present for proper system operation
and control.
• Wiring must conform to all building codes and ordinances as required by local and
national code authorities having jurisdiction.
• Do not short (or jumper) across terminals on the gas valve or at the heating or
cooling system control board to test the thermostat installation. This could
damage the thermostat and void the warranty.
• Do not select COOL mode of operation if the outside temperature is below 50˚ F
(10˚ C). This could possibly damage the controlled cooling system and may cause
personal injury.
• This thermostat should only be used as described in this manual. Any other use is
not recommended and will void the warranty.
SPECIFICATIONS
1
1
• Electrical Rating: 24 Volt AC (18-30 Volt AC)
1 amp maximum load per terminal
3 amp total maximum load (all terminals)
• Control Range: 45˚ - 90˚ F (7˚ - 32˚ C)
• Accuracy: +/- 1˚ F (+/- .5˚ C)
• AC Power: 18-30 Volts AC
• DC Back-Up Power: 3.0 Volts DC (2 AA alkaline batteries included)
• Compatibility: Multi-stage heat / cool systems with up to two stages of heating
and one stage of cooling.
• Terminations: R, O, B, C, Y, W1, G, W2
INSTALLATION
2
2.1
Replacing Existing Thermostat
1. Always turn off power to the air conditioning or heating system prior to removing
existing thermostat.
2. Remove the cover of your old thermostat and locate the wire terminals. Do not
remove wires from terminals yet.
3. Using small pieces of masking tape, label wires prior to removal from terminals. Use
the chart below to determine the new terminal designations for your new thermostat.
Old Terminal from
New Terminal for
Existing Thermostat New Thermostat Terminal Description
R, V-VR or VR-R
R
24 VAC
B
O
Reversing Valve (Cooling)
O
B
Reversing Valve (Heating)
C
C
24 VAC common
Y, Y1 or M
Y
Cooling
W, E or W1
W1
1st Stage Heating
G or F
G
Fan Control
W1, W2 or W-U
W2
2nd Stage Heating
USER MANUAL
READ ALL INSTRUCTIONS BEFORE PROCEEDING
CONTENTS
SPECIFICATIONS
INSTALLATION
TESTING YOUR NEW THERMOSTAT
PROGRAMMING
ADDITIONAL OPERATION FEATURES
TROUBLESHOOTING
WIRING DIAGRAMS
1
2
3
4
5
6
7