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Furnace Indicates Open Limit Switch

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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

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Furnace Ignition Cycle

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

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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

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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

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The Top 5 Heating System Problems

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

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Carbon Monoxide in the Home

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

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How to Fix Your Air Conditioner Leak

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

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Replace your Air Filters Regularly

Replace your Air Filters Regularly Why you should change your air filters regularly We have all done it. Letting our air filters go long past their useful life. But did you know there is a real expensive consequence to letting your air filter clog up with all the dirt and

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We have over a dozen awards for Service Excellence

Local Family Owned
in business since 2012

Cities We Serve

Alexander Services provides Heating, Air Conditioning, Electrical and Plumbing Services in the Greater Raleigh Area and surrounding areas. Offering both Commercial and Residential Services, we provide emergency services and are open 7 days a week to provide you quick, award-winning same-day service.

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