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Need help with setup? Troubleshoot common Nest Thermostat problems
Here are some steps I recommend to resolve issues during the setup of Nest Thermostats.Before trying these stepsMake sure you're using the correct app for setup. Need help checking which model you have? Use the Google Home app to set up the following...
Error code t04
Error code t04 shows, went to nest website, but doesn't say how to fix it.
Fan is on, but not heating
Thermostat timing programming is being followed but sometimes only the fan turns on blowing cold air…no heat. It is set to heat mode. Program asks for sleep temp to change to comfort temp at 6:30a. Cold air blowing lowers temp! So the blower just run...
Bacteria prevention doesn't turn off
Hi everyone,I've been using the Nest V3 learning thermostat for a few years now but last week the bacteria prevention symbol came on and is now on for a whole week?In my heating system and Nest the warm water temp is set to max 60 degrees celsius and...
Software Won't Update
I have a 3rd generation EU Nest learning thermostat that won't update to the latest software. It keeps telling me the software is up to date however I am running 5.9.5.2 which was November 2021. According to the Google information the latest software...
Can't reset PIN from app
My thermostat lost power and wifi, and when power returned, the thermostat didn't recognise the PIN that had been working fine until then. When I go into the app and press the settings icon in the top right corner, the only information displayed is u...
Nest not powering on
I just installed a nest learning tstat and it won’t power on. I connected it to usb charger over night and it still doesn’t turn on. I tried to reboot but after 10 seconds the screen still doesn’t light up. Do I have a defective unit? Shouldn’t it po...
Nest Learning Thermostat 3rd Gen with Worcester Bosch missing Hot Water Test
Hi Team,I'm trying to work out if my Thermostat 3rd Gen is correctly setup. This is my setup below (L to R) System Boiler, Heating, Hot water. When I tap Test from "Your System", I don't have an option to test Hot water, only Heating.Can anyone with ...
Nest not controlling central heating
I have had a google nest for 18 months. It was installed at the same tome as a new baxi system boiler and hot water cylinder.My central heating comes on randomly when the nest says it is off. When this does happen the nest cant switch the boiler off ...
R and W wire compatability?
Am I able to chime in here? You guys are god-sends, working out all the detailed Heating / Nest problems. So this is my wiring system. And this is my heating system. Which nest will work for this? Both, or just the fancier one?
Energy consumption
Thanks for taking an interest. I tried to continue email chat by replying to the email thread, but received an undeliverable message instead. All in all, when in ECO mode, is energy consumption the same whatever thetemperature is set at? Eg 16C compa...
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