In this edition of the Btu Buddy series, Bob works on a system that is not working up to capacity. He finds the suction service port is leaking, repairs it, and tops off the charge.

Measuring duct static pressure is a fundamental part of diagnosing how a duct system is performing. It’s kind of like getting your blood pressure tested when you go to the doctor.

Aligning cooling tower debris management and water treatment procedures is key to a company’s worker health and safety, the company’s reputation, and operational efficiency.

In this installment of the Btu Buddy series, Bob goes on a service call to a motel where the chiller has shut down. He finds that both the water tower and the chiller's condenser tubes are dirty and require cleaning.

The correct placement and installation of a thermostatic expansion valve’s (TXV’s) sensing bulb is important to its overall performance and reliability. An incorrectly installed or placed sensing bulb can lead to two major system problems.

This article discusses the refrigeration cycle, highlighting the various components - compressor, condenser, metering device, and evaporator - and the flow of refrigerant through the system.

In this edition of the Btu Buddy series, Part 2 of last month’s article, Bob and Btu Buddy meet the next morning to change the compressor in the system.

This convenient a/c start-up checklist from the Hartford Steam Boiler Inspection and Insurance Co. has been designed to help maximize reliability, economy, and fuel conservation in the operation of air conditioning equipment.

In this installment of the Btu Buddy series, a customer calls and says his heat pump is not running. Bob finds that the compressor is shorted to ground.

When choosing a replacement motor, you can often use the motor's nameplate to help you in making the selection, but a nameplate doesn't always provide you with everything you need to know.