New technologies are making customer service, staff training, and product manufacturing and installing faster and more efficient.

Choosing the right course of action is the key to a successful and profitable repair.

Troubleshooting an air conditioning system often concerns refrigerant, airflow, and mechanical problems, either individually or in combination.

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.