Google Nest Community

QualityGuy · 01-22-2022

Troubleshooting my Lennox furnace (G61MVP-60C-091 High Efficiency Natural Gas) not restarting after a power failure - the Nest Learning Thermostat indicates it's calling for heat but the furnace will not restart after a power outage. I have to turn t...

QualityGuy · 09-30-2022

So after a lot of research i seems that Lennox had problems with the control board (100870-01) which is marked hear the thermostat wire connectors. Supposedly the newer versions of the board (100870-03) fixes this power failure startup condition. My ...

QualityGuy · 09-24-2022

Did you have any luck with the newer version of the control board? Im not even sure how to go about setting up a small UPS for the furnace and Im hesitant to buy a new controller from Ebay because who know if it will work or not.

QualityGuy · 08-31-2022

my HVAC guy said that a lot of Nest thermostats act funky unless you actually have the common wire attached - Google/Nest seems to differ with that - so we rewired the Nest to have the common wire attached and it did NOTHING to correct the problem. I...

QualityGuy · 02-02-2022

Single nest thermostat (gen 3) - using Y1 (COOL -blue), G (FAN -green), W1 (HEAT -white), Rh (POWER - red). After power outage - thermostat calls for heat but furnace never fires. I have to powercycle the furnace and then everything is ok. either tim...

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Furnace not restarting after power failure

Re: Furnace not restarting after power failure

Re: Furnace not restarting after power failure

Re: Furnace not restarting after power failure

Re: Furnace not restarting after power failure