Several contractors in Arizona have offered advice to customers on how to handle their HVAC both before and after extreme weather like dust storms and monsoons.

In this troubleshooting situation, a restaurant manger is calling for service on a reach-in freezer, and the complaint is that the unit “isn’t freezing things hard.”

Whether you are large or small, new to the industry, or an established contractor, a good maintenance agreement program will strengthen your entire operation.

Before you can fix a leak, you need to find it. That’s where leak detectors come in.

Many building operators have viewed HVAC maintenance as a cost rather than a savings. Balfour Beatty Communities takes a more proactive view.

This article will compare subcooling amounts in a refrigeration system for three scenarios: an overcharge of refrigerant, a dirty condenser, and air in the system.

A defective tool can lead you in the wrong direction as you try to determine the root cause of a problem.

In this troubleshooting situation, the customer’s complaint is that their office air conditioner is “not cooling at all.”

Systematic troubleshooting using the symptom/cause method is a quick and efficient way a service technician can solve even the toughest of service calls.

When electrically inspecting or troubleshooting a compressor, you should always protect yourself against the possibility of terminal venting.