Furnace runs for 8 minutes at a time.
This is driving me nuts. For the past few months, my furnace has adopted this annoying feature in that it only runs for eight minutes at a time. To make it run more, you have to turn the thermostat ...
Forum Discussion
Dinosaur boards don't like rapid cycling thermostats or too narrow of spread. Something in front of heat vent forcing heated air to blow toward t-stat tricking it? Did you adjust t-stat heat anticipator to 1.0. If not try that. If t-stat contacts open and then close within 1.75 minutes it may shut off furnace with you using a dinosaur board.
