Service & Maintenance

Servicing Gas Appliances – Part 1

This article is part one of a three-part series on inspecting and servicing gas appliances. This part covers infiltration air and the ventilation air test, equipment efficiency, venting, and the three-part testing procedure for checking a heat exchanger.
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Btu Buddy 31: A Heat Pump Blowing Cold Air

In this edition of the Btu Buddy series, Bob goes on a call where the customer is complaining about their heat pump blowing cold air. Bob explains the differences between a heat pump and furnace, and makes a couple adjustments to the system.
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Checking Indoor Airflow

Indoor airflow in any air conditioning system is critical. Too much air and the customer suffers lack of dehumidification in cooling. Too little air in cooling may freeze the coil. Here are procedures on how to measure airflow.
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2015 ACCA Conference

Images from the 2015 ACCA Conference in Grapevine, Texas. Posted on April 8, 2015.

Podcasts

NEWSMakers: Leslie McDowell

Leslie McDowell, director of communications at the Building Performance Institute Inc., discusses the nonprofit organization's new homeowner centric website. Posted on April 10.

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2015 April 13

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2015 National Plumbing & HVAC Estimator

Every plumbing and HVAC estimator can use the cost estimates in this practical manual!

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