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That behavior usually points to either a failing internal battery or an
issue with the power delivery from the HVAC “C-wire,” since long-term
continuous charging can wear components out worth checking wiring
stability or replacing the unit if it keep...
That behavior (brief yellow light only when mounted) usually points to a
power contact issue rather than a dead battery either the battery isn’t
seated properly, or the wall base terminals aren’t making consistent
contact. Try removing it again, clea...
This usually points to a wiring or fan relay issue, especially around
the G wire or how the power connector is set up worth double-checking
that against Nest’s wiring guide. Thanks for sharing the details here,
threads like this are genuinely helpful...
Yes, it can still be heating normally even if the app shows offline,
since the thermostat usually runs on its last schedule; battery alerts
don’t always push through when it’s disconnected, which is frustrating
when you’re monitoring remotely or jugg...