On 1/8/2017 9:44 PM, Barb wrote:
My Honeywell battery died and we came home to our home with all frozen it's
27* in home and 14 out! Replaced battery and no heat yet!


Probably some other problem. Have you tried hitting the reset? Bypass
the thermostat by putting the two wires together?

Call the 24 hour line of your oil dealer's service?