Braeburn 1220NC User Manual

This thermostat requires 24 Volt AC Power or two (2) properly installed
“AA” Alkaline batteries for proper operation. When connecting 24 Volt
AC Power the batteries may be installed as a backup.
For use only as described in this manual. Any other use
will void warranty.
1020NC
Single Stage Heat / Cool
Conventional and Heat Pump
1 Specifications
2 About Your Thermostat
3 Installation
4 System Testing
5 Setting User Options
6
Operating Your Thermostat
7 Additional Operation Features
8 Thermostat Maintenance
®
Warning
Turn off power to the heating or cooling
equipment before installation.
Attention
For installation by experienced service
technicians only.
1220NC
Up to 2 Heat / 1 Cool
Conventional and Heat Pump
Read all instructions before proceeding.
This thermostat is compatible with:
  • Singlestageheat/coolconventionalandheatpumpsystems
  • Conventionalsystemsupto2heat/1cool(1220NConly)
  • Singlecompressorheatpumpsystemswithanauxiliaryheatstage(1220NConly)
  • 250–750millivoltheatonlysystems
Electrical and control specifications:
 •ElectricalRating:24VoltAC
  •1ampmaximumloadperterminal
  •ACPower:18–30VoltsAC
  •DCPower:3.0VoltDC(2“AA”AlkalineBatteriesIncluded)
  •ControlRange:45°–90°F(7°–32°C)
  •TemperatureAccuracy:+/-1°F(+/-.5°C)
Terminations
  •1020NC–Rc,Rh,O,B,Y1,W1,G,C
  •1220NC–Rc,Rh,O,B,Y1,E/W1,G,W2,C
1
Specifications
1020NCW-100-03
Non-Programmable
Thermostats
Model number is located on back of thermostat
Detailed
Installer Guide

Braeburn 1220NC Specifications

General

Type	Non-Programmable Thermostat
Program Schedule	No
Stages	1 Heat / 1 Cool
Changeover	Manual
Terminals	R, W, Y, G
Backlight	No
Hold Function	Yes
Filter Change Alert	No
Power Source	24VAC (Battery optional for memory backup)
Display	Digital LCD
Compatibility	Single Stage Heating and Cooling Systems
Temperature Range	40°F to 90°F (4°C to 32°C)

Summary

Specifications

Installation

Thermostat Location

Guidance on optimal placement for thermostat installation based on air circulation and average room temperature.

Install the Sub-Base

Instructions for removing and mounting the thermostat sub-base to the wall.

Provide Power

Details on connecting 24VAC power or installing backup batteries for thermostat operation.

Connect Your Wires

Wiring terminations and typical configurations for conventional and heat pump systems.

Set Installer Switches

Attach Thermostat to Sub-Base

System Testing

Operating Your Thermostat

Setting the System Control Mode

Explanation of system modes (COOL, OFF, HEAT, EMER) and how to select them.

Setting the Fan Control Mode

Temperature Adjustment

How to use the up/down arrows to change the desired temperature setting.

Additional Operation Features

Compressor Protection

Explanation of the automatic delay feature to prevent compressor damage from short cycling.