Ecobee3 Lite is one of the most popular smart thermostats that can help you save energy and money by providing the perfect temperature control in your home. However, to install an ecobee3 lite thermostat, you need to understand its wiring diagram. In this article, we will provide you with a comprehensive guide on ecobee3 lite wiring diagrams, including everything you need to know about its wiring, installation, and troubleshooting.
What is Ecobee3 Lite?
Ecobee3 Lite is a smart thermostat that can help you improve your home’s comfort by providing precise temperature control. It is compatible with most heating and cooling systems and can be controlled from anywhere using your smartphone, tablet, or computer. Ecobee3 Lite is a cost-effective option that offers most of the features of the original ecobee3 thermostat at a lower price.
Features of Ecobee3 Lite
Before we dive into the wiring diagram, let’s take a look at some of the features offered by Ecobee3 Lite:
| Features | Description |
| Remote Sensor | Comes with one remote sensor that can detect temperature and occupancy |
| Smart Home Integration | Compatible with Amazon Alexa, Google Assistant, and Apple HomeKit |
| Energy Saving | Helps save energy and money on your energy bills by providing advanced energy reports and alerts |
| Easy Installation | Designed for easy installation with step-by-step instructions and videos |
Ecobee3 Lite Wiring Diagram
Ecobee3 Lite wiring diagram can vary based on the heating and cooling system you have in your home. However, the basic wiring principles remain the same for most systems. Before you start wiring your ecobee3 lite thermostat, make sure you turn off the power to your heating and cooling system to avoid any electrical shock.
Tools Required for Ecobee3 Lite Wiring
Before you start wiring your ecobee3 lite thermostat, make sure you have the following tools:
| Tools | Description |
| Screwdriver | To remove the existing thermostat and mounting plate |
| Wire Cutter | To cut the wires to the appropriate length |
| Wire Stripper | To strip the insulation from the wire ends |
| Power Drill | To install the mounting plate |
Ecobee3 Lite Wiring Diagram for Single-Stage Heating and Cooling System
If you have a single-stage heating and cooling system, the ecobee3 lite wiring diagram will be as follows:
Step 1: Remove the Existing Thermostat
Start by removing the existing thermostat from the wall. Most thermostats are held in place with screws, so you will need a screwdriver to remove it. Once you have removed the thermostat, you will see the mounting plate and wires behind it.
Step 2: Label the Wires
Before you start disconnecting the wires, label each wire with its corresponding terminal on the existing thermostat. This will make it easier to connect the wires to the ecobee3 lite thermostat later. Most thermostats have the following terminals:
| Terminal | Description |
| R | Power |
| W | Heating |
| Y | Cooling |
| G | Fan |
Step 3: Disconnect the Wires
Once you have labeled the wires, disconnect them from the existing thermostat. Most wires are held in place with screws, so you will need a screwdriver to loosen them. Make sure you do not lose the screws, as you will need them to attach the wires to the ecobee3 lite thermostat.
Step 4: Mount the ecobee3 Lite Thermostat
Mount the ecobee3 lite thermostat on the wall using the provided mounting plate. Make sure you level the thermostat before you tighten the screws.
Step 5: Connect the Wires to the Thermostat
Connect the wires to the corresponding terminals on the ecobee3 lite thermostat. The wiring diagram for a single-stage heating and cooling system is as follows:
| Terminal | Wire Color | Description |
| Rc | Red | Power for cooling |
| R | Red | Power for heating |
| W | White | Heating |
| Y | Yellow | Cooling |
| G | Green | Fan |
Frequently Asked Questions (FAQs)
Q1: What is the difference between ecobee3 and ecobee3 lite?
A: Ecobee3 lite is a cost-effective version of the original ecobee3 thermostat. It is designed for people who do not need all the features of the original ecobee3 thermostat. Ecobee3 lite is priced lower than the original ecobee3 thermostat.
Q2: Can I install ecobee3 lite myself?
A: Yes, ecobee3 lite is designed for easy installation. It comes with step-by-step instructions and videos that make it easy for homeowners to install it themselves. However, if you are not comfortable with electrical work, it is always better to hire a professional.
Q3: Is ecobee3 lite compatible with multi-stage heating and cooling systems?
A: Yes, ecobee3 lite is compatible with most heating and cooling systems, including multi-stage heating and cooling systems. However, the wiring diagram may vary based on the system you have in your home. Make sure you follow the wiring diagram provided by ecobee to ensure proper installation.
Q4: Can I control ecobee3 lite remotely?
A: Yes, ecobee3 lite can be controlled remotely using a smartphone, tablet, or computer. You can download the ecobee app to control your thermostat from anywhere.
Q5: How does ecobee3 lite help me save energy?
A: Ecobee3 lite helps you save energy and money on your energy bills by providing advanced energy reports and alerts. It learns your home’s heating and cooling patterns and adjusts the temperature accordingly to save energy. It also comes with a smart home integration feature that allows you to control your ecobee3 lite thermostat using your voice or through your smart home devices.
Conclusion
Ecobee3 lite is an affordable and easy-to-install smart thermostat that can help you save energy and money on your energy bills. Understanding its wiring diagram is crucial for proper installation and optimal performance. We hope this comprehensive guide on ecobee3 lite wiring diagram has helped you understand everything you need to know about installing and wiring your ecobee3 lite thermostat.
