In a service-based business model, to get the results you want for your business, you must deliver the results, outcomes, and experiences customers want for their lives.

In this troubleshooting situation you have responded to a complaint that a 4-ton package unit air conditioner is not cooling.

The customer’s description of the problem: “My air conditioner is blowing warm air.” What's causing this?

Contractors must understand the benefits of regular coil cleaning and be able to explain those benefits to customers.

While capacitors may be easy to diagnose and replace, here are some things many techs may not know.

A good leak detector is a big investment and one of the more important tools a tech has on the truck. One thing that I have learned is that with leak detectors care, maintenance, and testing is a huge part of finding leaks the first time.

In this troubleshooting situation, the equipment is a gas pack that has been in service for 18 months. What is the underlying cause for the poor performance of this unit?

The equipment in this month’s troubleshooting situation is a split system that has only been in service for two years, but there is a lot of history — several service calls since the equipment was installed, and an on-going complaint that the system just doesn’t keep the ranch-style home comfortable.

In HVAC, we rarely need to have a deep understanding of electrical design. But there are a few cases where a little understanding can go a long way in identifying issues before they cause trouble, and that is the intent of this short article.

In this troubleshooting situation, the equipment is an air source heat pump and the customer’s complaint is that even though the thermostat is set at 70° F, the temperature in the conditioned space remains near 65°.