You’ve purchased a new thermostat and want to install it yourself. But you are not sure what the function of the blue wire in the wall is and where it should be connected to the thermostat. Blue wires are common wires and are also called C-wires. Their function is to link the thermostat to the HVAC system control panel. The wire connects the thermostat to the low-voltage heating system. On a 4-wire thermostat, the blue wire can be connected to the Y terminal instead of the C terminal. Blue wire on a thermostat (source: Reddit) In this article, I’ll explain the function of blue wires in more detail and provide some tips on how to determine whether your home is equipped with a blue C-wire. Blue wires and their function Let me start with my explanation at the beginning – the normal function of a blue wire. Blue wires are…
Aprilaire has a range of Thermostats that allow you to control your home’s temperature, humidity, and air purity. Using the smart app on your phone gives you total control of the air quality in your home, even when you are away. In addition to controlling air quality, the Aprilaire thermostat will also provide alerts about changing filter schedules and water panels. Troubleshooting your Aprilaire Thermostat is a simple matter of following guidelines to test and correct the various functions of the thermostat. While the manuals for the different models will provide detailed operational steps, here, we will go through ways to fix malfunctions in the system. We have made it easy for you to identify problems with your specific model as we deal with each model separately. The individual models’ manuals suggest some checks, so checking the manual is always a good starting point. Thermostat model 8355 Troubleshooting Guide ProblemSolution 1.…
Lennox thermostats are quite popular. Do you know what powers your Lennox thermostat? Getting to know the power source of your thermostat can help you get it working. Thermostats can either be powered by batteries or mains electricity. Others contain the battery as a power backup option. Not all Lennox thermostats have batteries. This is dependent on the model and whether batteries are required for it to function properly. Most of them are connected to the building’s main power supply, but some need batteries to operate probably. You can check the model’s product description to know its power source. Keep on reading to learn how to know Lennox thermostats that use batteries and how to change batteries when they become obsolete. You will also know where the batteries are located in these thermostats. Do All Lennox Thermostats Have Batteries? Batteries store chemical energy, which is converted to electricity whenever…
The Trane thermostat is reliable and can be programmed to work exactly how you want. There are times when it displays a “waiting” message. When this happens, you cannot use the thermostat. So, why does the Trane thermostat say wait? The “Wait” message displayed by your Trane thermostat means your device is waiting to turn on the compressor of your HVAC system. This is necessary to prevent damage to the compressor system. The warning should not last more than 5 minutes if your system is working correctly. Ideally, the thermostat cannot be used when it is in the “waiting” mode. It is a sign the compressor of your HVAC system is not ready. Maybe it is protecting the compressor or it is a sign of an underlying problem, read more to find out why does Trane thermostat say wait. Reasons Why Trane Thermostat Says Wait? There are a few reasons…
Usually, your thermostat will notify you with a “low battery” message on the display when its batteries are near depletion. The “low battery” notice is to warn you that you have to replace the thermostat’s batteries before the power level is so low that the thermostat loses some of its functionality. But why are you now, after you’ve replaced the batteries, still receiving the message that the batteries are low? A thermostat might still display a “low battery” message after you’ve replaced the old batteries with new ones. There are several reasons for this. The batteries might be damaged or substandard, or the thermostat has some technical or software issues. By troubleshooting systematically, the issue can usually be fixed by yourself. In this article, I’ll discuss the most common reasons why you still get a “low battery” message after you’ve changed the batteries and provide possible troubleshooting procedures and solutions…
You have to replace your HVAC thermostat and you’ve compared different brands and models trying to find the best one to purchase and install. You’re now down to two brands, namely Wyze and Nest and you don’t know which one to choose. You wonder whether the differences between the two brands will determine your final choice or whether they are so similar to each other that you’ll have to base your final decision on personal preferences. Aspects such as price, connectivity, compatibility, and even aesthetics have to be compared to enable you to decide whether to purchase a Wyze or a Nest thermostat. A detailed comparison will show the similarities and differences and will allow you to make an informed choice. In this article, I compare important features of Wyze and Nest thermostats to help you make your final choice. For your convenience, I start by indicating the similarities…
Your Vivint thermostat has stopped working or is not executing all the commands you’re giving it, and now you wonder whether you can troubleshoot the thermostat yourself. If you are subscribed to Vivint, you might also wonder whether you are “allowed” to troubleshoot and try to fix the issues yourself. It is easy to troubleshoot your Vivint thermostat yourself, and if you’re a subscriber, you can still do basic troubleshooting because the problem might be as simple as a tripped circuit breaker, poor batteries, or a grime-filled thermostat. You can rectify most of these problems yourself. If you are a Vivint subscriber, you just have to call Vivint Customer Care when a qualified technician is needed. In this article, I’ll discuss the most common reasons why your Vivint thermostat might not be working and also recommend steps to take to rectify the issues. Two important aspects regarding Vivint…
When you notice that the temperature in your home is not as comfortable as always, your first reaction usually is to go to your thermostat and adjust the temperature. But this time, you’ve discovered your Honeywell thermostat’s display screen is blank, and you feel you’ve lost control over your HVAC system. You want to fix the problem as soon as possible, but you don’t know whether you’ll be able to troubleshoot and fix the problem yourself. Fixing your Honeywell’s blank thermostat screen is easy to do yourself, and rectifying the issues can be as easy as replacing the batteries, reconnecting a loose wire, or adjusting the screen’s brightness. In this article, I’ll look at possible causes of a blank Honeywell thermostat display screen, indicate how you can diagnose the issues, and provide general tips on how to fix them. Step 1: Check whether the display screen is really not…
Your Emerson Sensi thermostat may encounter problems and then stop functioning efficiently or stop working completely. When this happens, you want to fix the problem as soon as possible but you don’t know whether you’ll be able to troubleshoot and fix the problem yourself. Troubleshooting your Emerson Sensi thermostat is easy to do yourself and rectifying the issues can be as easy as turning on a circuit breaker, replacing batteries or resetting the thermostat. Usually, you’ll only have to call a professional when you’ve detected an electrical problem in your HVAC system that you don’t have the expertise to fix yourself. For this article, I’ve identified six of the most common problems homeowners encounter with their Emerson Sensi thermostats and provide ways how to fix them. Emerson Sensi – Smart Thermostat for Heat Pump Problem 1: Your Emerson Sensi thermostat is not working and the display is blank If your…
One of the signs that your Luxpro thermostat is not working is when you notice that the temperature in your home is not as comfortable as always. When you detect uncomfortable temperatures, your first reaction is to adjust the temperature on your thermostat. And that is usually when you discover that your Luxpro is not working anymore. You want to fix the problem as soon as possible, but you don’t know whether you’ll be able to troubleshoot and fix the problem yourself. Troubleshooting your Luxpro thermostat is easy to do yourself, and rectifying the issues can be as easy as restarting the thermostat, replacing batteries, or reconnecting a loose wire. In this article, I’ll look at possible causes of why your Luxpro thermostat is not working efficiently, show you how you can troubleshoot the issues, and provide general tips on how to fix them. Why and how to troubleshoot…