If you’re not sure what type of system you have, or if your system is compatible, you can always ask a Nest Pro. Fil pilote systems usually control multiple electric radiators with a single thermostat or controller. You can also check your system’s compatibility before purchasing a Nest thermostat with our online Compatibility Checker. Installation – the Nest is, in theory, a slightly better option if you do not have an existing ‘C’ wire , but this can sometimes lead to the Wi-Fi dropping out. Some gas valves on systems vibrate or buzz when a Nest thermostat is installed. How can we help? Thermostat Specifications: Application: Up to 2 Heat/1 Cool Heat Pump Systems They work with all common fuel types including natural gas, oil, and electricity. Both Nest Thermostat E and 3rd gen Nest Learning Thermostat are compatible with fil pilote electric radiators, but installation will be a little different depending on if you have a fil pilote thermostat or not, and what thermostat you’re installing. Dual fuel systems (heat pump with furnace), Dual transformer systems (Systems that have more than one R wire), Whole-home humidifiers and dehumidifiers (compatible with Nest Learning Thermostat only. – Technology makes a better life and it’s true. The Nest Learning Thermostat is compatible with most central heating systems. The main difference between the two: the Nest E supports less home setups than the learning thermostat so triple check your space’s compatibility before ordering this one. Forced-air heat pumps, condensing boilers, and other less common heating systems are compatible with Nest thermostats if they use standard cables: neutral, live, call-for-heat, common, or satisfied. If something doesn’t seem right, it can send an alert. It’s important that a professional to assess the requirements for your specific dual fuel configuration since choosing incorrect options for a dual fuel system can result in damage to your system. The common (C) wire doesn’t control heating or cooling. During setup, the Google Home or Nest app will guide you through steps to tell you if your system is compatible with your Nest thermostat before you install it. And it’s easy to install yourself, usually in 30 minutes or less. Nest Learning Thermostat, 2nd gen Some features, including mobile notifications and remote control, require working internet and Wi-Fi. These protocols are specific to the manufacturer of the system – they aren’t standardized across the industry, and only thermostats made by the same manufacturer are compatible with these systems. Sophisticated gadgets and gadgets also come to boost your home using technologies, one of which is Nest thermostat. Google Nest thermostats are designed to work with most 24V systems, even older systems. The Nest Thermostat is compatible with the majority of houses and installs in 30 minutes or less. Nest and Google Home have joined together as Google Nest. If you don’t have a thermostat to control your district heating, you may still be able to have a Nest thermostat installed if your heating valve is accessible to your installer. You can start with one zone controlled by a Nest thermostat, and then equip other zones with Nest thermostats later. The options you have for controlling your hot water with the Nest app depend on what type of boiler/hot water heater you have. If you see wires in your thermostat’s connector that have non-standard labels (for instance 1,2,3, or A, B, C) your system is proprietary. If it’s winter, turn up the temperature to turn on heating. Learn about domestic hot water control for Nest thermostats and how to change settings >. Based on advice received here, I'm posting a photo of my wiring in the hope that someone can help. You would not enter Rc in the checker, because it is only connected by a jumper. If you have one of these systems,  contact a local pro. Heating system compatibility with Nest thermostats, Tell us more and we’ll help you get there, Learn how OpenTherm works with Nest thermostats, Learn about domestic hot water control for Nest thermostats and how to change settings, How Nest thermostats work with zoned systems. These include: 2 Nest thermostat can only support one of these systems at a time. L wires are typically used to show system status, like emergency heat being on. If you have one of the system types below, it won’t work with a Nest thermostat. There are some key differences between Nest thermostats and what systems will work with each. Proprietary systems use a serial communication protocol between the system and the thermostat. However, there are some zoned systems that require a C wire to work with a Nest thermostat. You’ll also get a personalized wiring diagram as part of the process. Remote sensor wires are typically used to give your thermostat outside weather data. These systems may require relay panels in order to be installed with standard American thermostat wiring. There are two main reasons that a heating system may not be compatible with Nest thermostat: it’s high current or a proprietary system. Your cart has been cleared. Even if your system has sensor wires, it may still be Nest compatible. Sophisticated gadgets and devices also come to increase your house with technology, one of which will be Nest thermostat. Some systems have control panels or equipment interface modules that require a C wire to be compatible with Nest thermostats. Read the following article for more information: What to do if your thermostat’s wire connectors have two labels. To determine if you have a C-wire, please consult Google Nest’s compatibility checker. You may need to pull one out of the connector to check. High voltage systems are usually electric baseboard heating systems or other radiant systems powered by electricity. You may be able to install a C wire to make your system compatible with a Nest thermostat. Visit the store. How to tell if your system is Nest thermostat compatible, Tell us more and we’ll help you get there, What to do if your thermostat’s wire connectors have, Heat only, cool only, or heat pump systems. The Nest Learning Thermostat is compatible with most central heating systems, including: Combi boilers; System and heat-only boilers; Domestic hot water tanks Google's compatibility checker for the Nest Thermostat does at least still work. The table below explains Nest thermostat compatibility (Nest 3rd Gen and Nest E) with different types of heating/cooling systems. Find the Nest products you’re looking for on the Google Store. The display is even bigger and sharper. Heat pumps look similar to air conditioners, so check the label on your outdoor unit to make sure it’s a heat pump. We are experiencing longer than normal wait times for support. ¹ Voice control with Google Assistant requires a compatible smart device. ​See the sections below for more details about specific systems and compatibility with Nest thermostats. And it’s easy to install yourself, usually in 30 minutes or less. Wire nuts are often used to connect the thermostat to the system wires. There may be a switch on your system or near your system that looks like a regular light switch. High voltage thermostats are often built into the wall and typically have two to four thick wires coming out of the thermostat. Condensing boilers are so efficient because they use the waste heat from the boiler’s flue gas to heat the water. Some covers simply pull off, while others need to be unscrewed. The app will also give you a custom wiring guide for your thermostat. Nest thermostats are compatible with many different types of heating systems, including boiler systems. Note: If your wires are stranded, you may be able to contact a local pro to cap, solder or replace stranded wires with a solid core wire, which will work with the Nest thermostat. Take a look at your existing wires … Some of these proprietary systems may also have the option to use standard heating system wires. To be sure the new model is compatible, use the Nest online Compatibility Checker to make sure it works in your home before purchasing. ¹ Voice control with Google Assistant requires a compatible smart device. The Nest Learning Thermostat’s  *  connector lets you install a humidifier, a dehumidifier, emergency heat, multiple fan speeds, or a 3rd stage of heating. Single stage heating with two stages of cooling, Two stages of heating with one stage of cooling, Single stage heat pump with/without AUX heat, Single stage heat pump with separate single stage furnace heating (Dual fuel) 1, Single stage heat pump with separate two stage furnace heating (Dual fuel) 1, Two stage heat pump with/without AUX heat, Two stage heat pump with separate two stage furnace heating (Dual fuel) 1, 2, Two stages of cooling and two or three stage furnace heating 2. The Nest Thermostat E is only compatible with one stage of heating, one stage of cooling, and an additional stage of either heating or cooling. Nest Compatibility Checker Doesn't Give Wiring Diagram – Technology creates a better life and it is true. Nest thermostats can work with systems that use Service Light (L) wires. These wires can’t be connected to Nest thermostats. Nest Learning Thermostats are only compatible with systems that have one or two stages of cooling. These systems use much less electricity than low voltage systems and can't deliver the right amount of power to Nest thermostats. A dual fuel heating and cooling system (also called a hybrid or packaged system) is a combination of a heat pump for primary heating and cooling, and a furnace (usually gas or oil) that provides a second and/or third stage of heating. Use the Compatibility Checker to make sure your home’s system is compatible with a Nest thermostat. If you have a micro-controller based system, your Nest thermostat may need a C wire to be compatible with these systems. You are now on Google Store United States. If there is more than one large strand, the wiring isn’t Nest compatible. Some international systems, such as Buderus boilers, have dry contacts or other incompatible wiring. And it’s easy to install yourself, usually in 30 minutes or less. Learn more about identifying thermostat wires. Make sure that the connector labels are readable. The Nest Thermostat E’s  *  /OB connector lets you install a heat pump, a second stage of heating, or a second stage of cooling. We appreciate your patience and understanding during this time. The table below summarizes them. If your system only has two wires, but you have both heating and cooling, your system is likely proprietary. 5 articles. Google Compatibility Checker Use to determine if a Nest thermostat is compatible with your heating and cooling system. You can also check your system’s compatibility before purchasing a Nest thermostat with our online. While most 24V heating and cooling systems are compatible with Nest thermostats, there are some systems that aren’t compatible. ... We check … Contact a local pro. 3rd gen This smart gadget enables you to control temperature through net easily. Learn how OpenTherm works with Nest thermostats >. Check compatibility. While most heating systems are high voltage (usually 230V), usually they only use a little bit of current at a time (up to 3A). If you have an older thermostat there may be a mid-plate that also needs to be removed to expose the wires. Skip Navigation . The online Compatibility Checker has full instructions to see if your heating and cooling systems are compatible with Nest thermostats, but here is some additional information to help you as you use it. Check your Order history before placing another order. Not all systems have a C wire installed, but Nest thermostats were engineered to use as little power as possible for their display and internal circuitry, so in the vast majority of cases, they don’t need a C wire. Just say, “Hey Google, turn up the heat.”¹ The Nest Thermostat looks out for your heating or cooling system. But there are a few of key differences between models. For instance, your Nest Pro may need to install an additional fil pilote diode(sold separately) depending on your current system. Thermostat Compatibility Checker; What types of HVAC systems are ecobee thermostats compatible with? For more details, please see the following article: How the Nest thermostat works with zoned systems. Systems that use micro-controllers instead of relays are sometimes more sensitive to power sharing. If something doesn’t seem right, it can send an alert. Look closely at the end of one of the thermostat wires. Condensing boilers are also efficient because they adapt the amount of fuel burned according to how much heating is needed. Change the temperature on your thermostat by at least 5 degrees. And now, the 3rd Gen Nest Learning Thermostat is thinner, sleeker and more beautiful than ever. Multi-Speed Fan installations; What do my thermostat's wire labels mean? We’ve covered Nest 3rd Gen and Nest E thermostats in our complete review and comparison guide. If you'd like to double-check your home's compatibility, just use this tool and you'll know in a few moments. If you’re having trouble identifying a wire, or want to learn about what it controls, see the following article for details. How Nest thermostats work with zoned systems >. 3 hours ago. Google Nest has a built-in battery that can be charged using the heating and cooling wires. Both the 3rd gen Nest Thermostat and Nest Thermostat E support modulating boilers that are OpenTherm compatible. Nest Wiring Diagram You Got From Our Online Compatibility Checker. Contact a local pro. Compatibility Checker. Most boilers sold today are high efficiency condensing boilers. In this case, a professional may be able to connect your system to a Nest thermostat. If you think your system uses a proprietary communications protocol, contact a local Nest Pro installer in your area for help. Just say, “Hey Google, turn up the heat.”¹ The Nest Thermostat looks out for your heating or cooling system. You do not have to install Nest thermostats in all zones at once. Check compatibility. The Nest thermostat and Nest app will show you system status information without connecting L wires. Save a picture of your current thermostat’s wires in case you need help with Nest thermostat installation or another issue. If you have a zoned system (more than one thermostat in your home), each zone can be controlled by a Nest thermostat and Heat Link. District or collective heating systems that are controlled by an accessible individual electric valve are compatible with Nest thermostats. Fil pilote thermostats can also have different modes such as: On, frost, night, and day. Just say, “Hey Google, turn up the heat.”¹ The Nest Thermostat looks out for your heating or cooling system. Some systems can’t deliver enough power (at least 20 volts) over the existing system wires, so a Nest thermostat’s battery may slowly drain and eventually cause the thermostat to turn off. To connect your system wires to the Nest Thermostat, it is essential to use the wiring diagram you will get from the compatibility checker. Since the water has already been heated a little, the boiler needs less gas to get the water up to the right temperature. It also includes a steel plate for installing the thermostat over an electrical box. Nest Thermostat; Nest Hello; Choose your country. This list is not meant to be comprehensive, so your system may be incompatible even if it isn’t listed here. Google Nest, however, recommends that you connect a C-wire if you already have one. Millivolt systems are typically wall heaters or floor heaters and use electricity or natural gas. Important: Professional installation is recommended for some systems since their wiring and setup can be complicated. Attach the nest base to the wall with the screws by pulling the wires through the base’s center. Pair up to six Google Nest Temperature Sensors per smart thermostat and up to eighteen sensors per home. And it’s easy to install yourself, usually in 30 minutes or less. Aube Thermostat Compatibility (Wires TH, TH) So check R if there’s a wire of ANY color in your thermostat’s R connector. Label the wires Peel off the labels below and attach them to the thermostat’s matching wires. 6. Nest thermostats work condensing boilers that have standard On/Off control. ¹ Voice control with Google Assistant requires a compatible smart device. While L wires can't be connected to the Nest thermostat, they don’t need them. Install the Nest Base, and Connect Wires. But Nest thermostats don’t need wired sensors since they get weather information over Wi-Fi. ¹ Voice control with Google Assistant requires a compatible smart device. However, some systems that are high voltage use a higher current (sometimes as high as 16A or higher) - for example, electric radiators or electric underfloor systems. High voltage thermostats should only be installed or uninstalled by a professional due to the high voltage that they carry. North America; Canada (English) Canada (Français) México (Español) United States (English) Europe and Middle East; If something doesn’t seem right, it can send an alert. You can quickly tell if you have one of these systems without having to use the Compatibility Checker or to look at your thermostat’s wiring. If you’re still not sure which system you have,  contact a local pro. If something doesn’t seem right, it can send an alert. To learn more about specific system type compatibility, see the sections below in this article. Thermostat Compatibility; Thermostat Compatibility. This tool will help you determine if a Nest thermostat is compatible with your heating and cooling system. Contact a local Nest Pro installer for help determining Nest compatibility. The Nest thermostat is compatible with these systems and supports up to 2 alternate heat sources. Nest Thermostat’s perfect match. Instead, C wires help deliver power from the system to the thermostat in case the other wires can’t provide enough power. Go to the Compatibility Checker If your Nest thermostat is set to Away, Auto-Away, or has been turned Off, then you cannot trigger any temperature changes with Alexa until the thermostat is back in Home mode or turned On. Before you purchase your Google Nest Thermostat, use Google Nest's compatibility checker. The Nest Thermostat only supports low current systems since they are by far the most common. Systems that use coal, wood chips, pellets, anthracite, or other biomass materials are typically incompatible with Nest thermostats. ¹ Voice control with Google Assistant requires a compatible smart device. However, you should contact a local Nest Pro installer and tell them that your apartment is heated with collective or district heating so they can ask you additional questions to determine Nest compatibility before they schedule an installation appointment. Compatibility Test Walkthrough for a Nest 3rd Generation Thermostat is easy and simple. Thermostats are designed to handle either low current or high current. Google Nest thermostats are designed to work with most 24V systems, even older systems. According to the Nest Thermostat Compatibility Checker, my home's heating and cooling system is not compatible. This wise gadget allows you … If you would like to find out more information about installing a C  wire,  contact a local pro. But if you find that you need a C wire with a Nest thermostat, you can  contact a local pro to run one for you. The Nest thermostat programs itself, automatically helps you save energy when you’re away and can be controlled from anywhere. 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