Have HVAC Questions? Ask an HVAC Expert for Answers
Hello, the problem is with the thermostat about 1 time in 50 times, the other 49 times the problem is with the heating equipment that the thermostat controls. Regardless of any of of that, we can test the thermostat first, depending on you skills with tools and test instruments.
Tell me a lot about that so I can coach you most effectively.
that should be the full manual along with a trouble shooting guide, we can begin here
Frist step press the 'Manual operaton' button on the lower left hand corner of the thermostat, follow the directions for resetting the temperature manually
Let me know how that goes
See page 2, its actually the 'hold temp' button at the lower left, press that, choose 'manual' then use the up and down arrows to manually set the temperature. Let me know how that goes
I need the brand and model number of the furnace, and a close up photo of the wiring diagram glued to the inside of the blower access door.
Photo must be well lit and *exceedingly well focused. Post it here using the attach files link to the left of your send button.
We can go from there when I get back from the dentist
Hello, you found a good boiler man, be sure to keep his card.