Heating - Alexander Services

Furnace Indicates Open Limit Switch

Furnaces Indicates Open Limit Source 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 and stops frequently”. These are all common statements I hear from my customers. Most of the time people are looking

January 1, 2015 No Comments

Furnace Ignition Cycle

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 problem occurs in the furnace ignition cycle. All furnaces built in the last decade have ignition control boards or circuit boards that control the safety

December 3, 2014 No Comments

What Makes a Gas Furnace Work?

What Makes a Gas Furnace Work? 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 that complicated. I would like to show you that really the furnace controls are rather simple and easy to

September 22, 2014 No Comments

Home Heater or Furnace Not Working?

Home Heater or Furnace Not Working? Have you woken-up with your home cold as ice only to quickly find out that your home heater or furnace seems to not be working? What do you do? Here are 3 Easy Steps to Take When Your Heater Doesn’t Work Check your thermostat

January 26, 2013 No Comments

The Top 5 Heating System Problems

Winter is harsh on your furnace or heat pump system. As an experienced HVAC business owner, many people call to say “Why is my heater not working?” Most calls require an on-site inspection of the system. Using the tools of the trade, the diagnosis can be quick. But the problem

December 2, 2012 No Comments

Top 5 Easy DIY Tips to Preserve Your Furnace and Air Conditioner

Although there are many simple at home steps to preserving your furnace or air conditioner below are just the most common and easiest do-it-yourself steps that will add years to your system. Have your AC system checked out each year. In the spring, your system should be thoroughly check out

November 18, 2012 No Comments

Carbon Monoxide in the Home

Carbon monoxide is an odorless, tasteless, colorless, toxic gas that is generated when burning fossil fuels such as LP gas and Natural Gas without enough oxygen to support complete combustion. When carbon monoxide is present in amounts above 100ppm, there is a significant risk of carbon monoxide poisoning and are

November 15, 2012 No Comments

What Causes Leaks In Air Conditioners?

I just read the most complete article about what causes the majority of leaks in air conditioners. During the middle of the last decade, manufacturers tried to cut costs by reducing the wall thickness of the copper tubing used to make their air conditioning coils. The thinner walls are more

October 17, 2012 No Comments

How to Fix Your Air Conditioner Leak

Have you been told that you have an air conditioner leak but because of the high costs of having it fixed you’ve decided to just fill it with refrigerant yearly? Living with a leaking air conditioner can not only run up your electric bills … but you will run the risk

August 26, 2012 No Comments

Should I Close My A/C Vents and My Doors to Rooms I Do Not Use?

I recently had this question presented to me by a client. The short answer is No. The AC system is sized for a certain square footage, and reducing that can lead to efficiency issues. The long answer is complicated. Since this customer had three rooms shut off both from the

May 19, 2012 No Comments