Service and Maintenance

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Is performing a Manual J load calculation needed in residential retrofit applications? For the industry energy experts sitting behind a desk, yes. For those of us in the real world, it doesn't make sense.

The ACHR NEWS visited Flame Furnace in Warren, Michigan to learn how to do maintenance and basic troubleshooting on a furnace.

Conducting planned maintenance on refrigeration equipment is beneficial to both equipment owners and contractors. However, simple tasks can turn into problems if not done properly or without taking the necessary precautions.

It’s our job to control different combustion gases to prevent them from causing harm. Likewise, we also must focus on recognizing and improving the parts of our personality that may make us toxic to others.

Without proper cleaning and maintenance, many products that have been designed to improve the quality of air within a building or home will start to falter. That’s where contractors come in.

The NEWS’ senior managing editor, Maria Taylor, visited Flame Furnace in Warren, Michigan to learn about electrical wiring in furnaces. Taylor then practiced her skills on a furnace simulation board.

Bowling is a game that provides instant feedback. Testing the airside of an HVAC system has some interesting similarities. Let’s look a little deeper at some lessons bowling can teach us about airside testing.

Evaluating the age of the system and the urgency of the problem are two key ways to tell whether or not a boiler should be repaired or replaced.

There are a few different things HVAC contractors can check to ensure proper compressor function. This article highlights seven of them.