I have a Carrier Infinity system. In general, it works great. But
whenever there is a power failure (t-storms), the thermostat waits for
someone to confirm the type of air filter and other configuration
options before resuming the heating or cooling.
It's a problem when the house is left unattended. Temporary power
glitches are fairly common in the winter and the pipes could easily
freeze if the heat does not resume.
Is there something wrong or is this the way the Infinity thermostats