Furnace Indicates Open Limit Switch
January 1, 2015
Is this you? “My furnace stopped working”, “My furnace runs but quickly shuts off”, “My furnace light indicates open limit”, or “My furnace runs starts
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Articles
Furnace Ignition Cycle
December 3, 2014
Diagnostics using the Furnace Ignition Cycle Most gas furnace problems can be narrowed down to a specific set of device problems by determining when the
What is the Difference between Auxiliary Heat and Emergency Heat on my Heat Pump?
October 19, 2014
Have you ever wondered what those two heat settings are on your thermostat? Are you confused by the difference between “Aux. Heat” and “Em. Heat”
What Makes a Gas Furnace Work?
September 22, 2014
Furnace Safety This probably crossed your mind once or twice but you ignored it and said “let’s leave it to the professionals”. We it isn’t
Will Closing Registers Help Heat or Cool Other Rooms?
September 15, 2014
I was asked this recently on a web forum: I am doing a house addition and replacing old HVAC system with a new system (Heat
Bad Smell Coming from my Vents
March 11, 2014
Here’s another recent question posted to me the other day: The repair guys came out today and replaced the capacitor and put in a new
What is a furnace Pressure Switch and What Does it Do?
March 10, 2014
Recently I received this email: I’d be interested to learn more about what the pressure switches do in furnaces. Here’s a specific question, but I’m
No Heat in Home and No Air Conditioning – Raleigh
April 2, 2013
No Heat and No Air Conditioning Raleigh This week I was called to a home in Raleigh, NC whose furnace was not working and
Are High Efficiency Furnaces Worth The Extra Cost?
January 29, 2013
Are High Efficiency Furnaces Worth The Extra Cost? Do you need a new furnace? Are you wondering what the cost and benefits are of a
When Your Furnace Catches Your House on Fire
January 26, 2013
Fire Hazards in the Home: Recently I went on a heating call where the homeowner had smelled burning inside the house in the middle of
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