In this troubleshooting situation your customer is requesting a second opinion on a proposed repair to their air-to-air heat pump.

Electronic leak detection is a very common sources of misdiagnosis. Here are tips to make your leak detection more successful.

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.