Hi there Couple days ago I got low battery message .. I charged it once
I putted it back then showed e72 error No power Rc or Rh... there is no
C wire. I don't have heat pump or dehumidifier See pictures Solution?
Hi Unfortunately I still have this problem e72 ...All the connections in
the furnace and fuse is okay AC as well .I mentioned before once I
transfer the red wire to rh the AC working automatically but the
thermostat not working .I tried to transfer t...
Hi Actually I did all the options that you wrote still the same error
code e72 It's looks something wrong in the nest thermostat...Once I
transferred the red wire to rh the air cooling works automatically
without nest thermostat... I will buy a new o...
Hi ... thank you for your response But its more than 2 years working
with no problem with one red wire ...anyways I can't run a new wire it's
an old house...Can I make a connection from rc to rh ?Or maybe to buy
external adapter that I can connect to...
