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Beer Can Cold (It’s Time to Retire You Already)

By Chris Walters If you are doing A/C repair and you hear someone referring to “beer can cold” you should run the other way. Beer can cold is an old term that describes a 40-year-old charging technique. It wasn’t proper then and its completely unusable now. Unbelievably some companies still use this technique today. Chris Walters You should know that air conditioning has evolved a lot over the past 40 years. Remember that in the… Read More

Carbon Monoxide: Four Combustion Test Instruments Every Technician Needs

By David Richardson Test instruments are an essential part of a technician’s daily work. The right models make your life easier while accurately measuring invisible HVAC system properties. Carbon monoxide (CO) is one of those invisible properties that any technician who works on fuel-fired equipment needs to measure and account for. To properly test for CO and discover its cause(s), you need the right diagnostic equipment and training. They allow you to discover and… Read More

CASE STUDY: Black Diamond Lodge Relies on Venstar Thermostats to Remotely Control Temperatures and Manage Energy Costs

Venstar® has announced that its Explorer® and Explorer Mini thermostats and Skyport® Cloud Services are being used by Black Diamond Lodge at Deer Valley Resort in Park City, Utah, to remotely control temperatures and manage energy costs. A significant utility rebate covered 45 percent of the cost of the Explorer thermostats in the common areas. Installation was done by Green Planet Corporation. Chris Parker of Green Planet, James O’Reilly and Kirk Pettigrew of Black Diamond… Read More

LEED Q&A: Evaporative Cooling Strategies for Energy and Water Conservation

Evaporative cooling systems and their water treatment strategies help optimize building performance and contribute to Leadership in Energy and Environmental Design (LEED) certification and other sustainability programs. Even in areas challenged by hot, arid climates, including most of the Middle East and the southwestern United States, evaporative cooling systems offer economical, energy-efficient solutions for green building design, construction and maintenance. The following Q&A resulted from a survey of engineers and cooling tower experts inside and… Read More