Posts by Ron Troie

Determining the Heat Load of a Building

To determine what size HVAC unit is needed to properly handle the heating and air conditioning needs of a building, you need to perform heat load calculations. Some of the items that go into the equation include:

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Major components of an HVAC System

The two major components of an HVAC system are the condenser and evaporator.  The condenser is made up of the compressor, condenser coil and condenser fan.  The compressor is often called the heart of the system because it moves the refrigerant from the evaporator to the condenser and back to the evaporator.  The condenser coil…

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Cooling Towers for Water Cooled System

Cooling towers are an important part of a water cooled condenser system.  The cooling tower will supply the cool water to the condenser where the water picks up the heat from the refrigerant.  The water is then returned to the cooling tower where it is distributed over the wet deck surface and air is blown…

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Should I upgrade my HVAC equipment?

A standard packaged roof top unit that ranges from 5-20 tons has an average life expectancy of approximately 15-17 years. With a good HVAC service program the equipment may last several more years. As the equipment reaches the end of its’ useful life, it becomes less reliable and repair costs significantly increase. In addition to…

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I know you are ready for Summer but is your Air Conditioner?

With the days getting longer and the weather getting warmer, we will soon be transitioning from heating to cooling season. As our systems switch over from heating to cooling it is important to have the air conditioning system checked since in most cases it has not been running for approximately 6 months. Often times mice…

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Air Filters

One of the most basic tasks in performing maintenance on an HVAC unit is changing the air filters. The air filter plays an important role in keeping the air we breathe clear of contaminants and keeping the equipment and duct work clean. Just look at the attached picture of the dirty pleated filter that was…

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Keeping The HVAC Industry Vital And Growing

One thing that is critical to the future health of the HVAC industry is attracting and training young people. All of the trades are experiencing a problem with attracting high school students. Kids tend to be drawn to what appears to be other more glamorous industries and while people can still make a good living…

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