In addition, the Heat Link's status light will be yellow when it’s disconnected from your thermostat. Your thermostat uses activity sensors to determine when you’re home or away so that it knows when to switch to your Eco Temperature to help save energy.

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A Nest Pro installer should perform the installation for you, and we have a list of highly qualified installers to help you out. Our installation video will walk you through the steps to install your Nest thermostat and add it to your account in the Nest app. For instance, your Heat Link in the hallway may sense a slightly lower temperature than your thermostat in your living room. Your system is wired for and compatible with OpenTherm, but the OpenTherm option wasn’t selected during setup with the Nest app.

The mode is used in case the thermostat is to control a heating system different from the floor heating.

Install your Nest thermostat - Google Nest Help Install your Nest thermostat - Google Nest Help

You can also check power on the socket that the Nest thermostat is using by plugging in a lamp or other electronic device and turning it on. If you’re not sure which model you have, go to our article about How to tell which Nest thermostat you have. You can also contact a local Nest Pro to check if your heating system is compatible, install your Nest thermostat and answer any questions that you might have about using your Nest thermostat.During installation, the app will guide you to scan the QR code on both the Nest Thermostat E and the Heat Link. Using your mobile phone, tablet or laptop you can control your hot water and heating remotely and using the handy Google Nest APP you can track your energy consumption over the month and receive suggestions as to how you can save energy. Note: Occasional sunlight is fine since your Nest thermostat’s Sunblock feature can help adjust the temperature, based on irregular heat spikes and patterns.

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Most purchases from business sellers are protected by the Consumer Contract Regulations 2013 which give you the right to cancel the purchase within 14 days after the day you receive the item.

If you’d like to pre-drill holes, use a 3/32” drill bit or if you’re drilling into hard materials, such as, stone, brick, concrete or marble, use a masonry drill bit and drill. Make sure that the switch is set to 'on':Sometimes fuse switches can be tricky: you may think that you've flipped a switch back on, but it might not have been pushed all the way.