Braeburn 2020NC 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. Thermostat installation and all
components of the system shall conform to Class II Circuits per NEC code.
For use only as described in this manual. Any other use
will void warranty.
2020NC
Single Stage Heat / Cool
Conventional and Heat Pump
1 Specifications
2 About Your Thermostat
3 Installation
4 System Testing
5 Setting User Options
6 Setting Your Program Schedule
7 Operating Your Thermostat
8 Additional Operation Features
9 Thermostat Maintenance
®
Warning
Turn off power to the heating or cooling
equipment before installation.
Attention
For installation by experienced service
technicians only.
2220NC
Up to 2 Heat / 1 Cool Conventional
Up to 2 Heat / 1 Cool 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 (2220NC only)
• Single compressor heat pump systems with an auxiliary heat stage (2220NC)
• 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
• 2020NC – Rc, Rh, O, B, Y1, W1, G, C
• 2220NC – Rc, Rh, O, B, Y1, E/W1, G, W2, C
1
Specifications
2020NCW-100-05
Model number is located on back of thermostat
Programmable
Thermostats
Detailed
User Guide

Braeburn 2020NC Specifications

General

Brand	Braeburn
Model	2020NC
Category	Thermostat
Language	English

Summary

Specifications and Compatibility

Electrical and Control Specifications

Details electrical ratings, power requirements, control range, and accuracy.

Terminal Designations

Lists the wire terminals for 2020NC and 2220NC models.

About Your Thermostat

Thermostat Display Indicators

Explains the icons and text displayed on the thermostat screen.

Thermostat Control Buttons

Details the function of each button on the thermostat interface.

Thermostat Installation

Thermostat Location Guidelines

Provides recommendations for optimal thermostat placement.

Installation Steps Overview

Outlines the basic five-step process for installing the thermostat.

Provide Power

Details how to supply power to the thermostat via AC or batteries.

Connect Your Wires

Explains terminal functions and wiring for system connection.

Conventional System Wiring

Details wiring configurations for various conventional system types.

Heat Pump System Wiring

Details wiring for heat pump systems, including auxiliary heat.

Attach Thermostat to Sub-Base

Final step of physically connecting the thermostat unit to its base.

System Testing Procedure

Testing Precautions

Important warnings and safety guidelines before performing system tests.

Heating and Cooling Test

Step-by-step guide to verify heating, cooling, and fan operation.

Setting User Options

Accessing Advanced User Options

Instructions on how to enter and navigate the user options menu.

Programming Mode Selection

Choosing between 7-day, 5-2 day, or non-programmable modes.

Temperature Differential Settings

Adjusting control range for heating and cooling stages.

Extended Hold Period

Setting the duration for permanent or temporary temperature holds.

Service Filter Monitor

Configuring reminders for air filter replacement.

Adaptive Recovery Mode

Enabling or disabling early recovery from temperature setbacks.

Setting Your Program Schedule

Setting the Time and Day

Procedure for setting the current time and day of the week.

Default Energy Saving Programs

Outlines pre-programmed heating and cooling schedules.

Programming a 7 Day Schedule

Guide to setting individual days or all days at once for 7-day programming.

Programming a 5-2 Day Schedule

Guide to setting weekday and weekend schedules for 5-2 day programming.

Operating Your Thermostat

Setting the System Control Mode

Selecting between HEAT, COOL, OFF, or EMER modes.

Setting the Fan Control Mode

Choosing between AUTO and ON modes for the system fan.

Temperature Adjustment

Temporary and extended methods for adjusting the setpoint temperature.

Status Indicators

Explains indicators for heating, cooling, service, auxiliary, and emergency heat.

Program Event Indicators

Shows which programmed event (MORN, DAY, EVE, NIGHT) is active.

Resetting the Thermostat

Procedure to reset all user settings and programming to factory defaults.

Additional Operation Features

Compressor Protection

Automatic delay to prevent compressor damage from short cycling.

Thermostat Maintenance

Changing the Batteries

Instructions for replacing the thermostat's AA batteries.

Thermostat Cleaning

Guidelines for safely cleaning the thermostat exterior.