Correct Setup of VAV System

Learn Correct Setup and Balancing of a VAV Air System From an ACG Member


ACG Member Explains How to Correctly Setup and Balance a VAV Air-Handling System

ACG member, Vern Gray, TBE, CxA, explains how to properly set-up and test VAV air-handling systems. Vern walks through setup, proper balancing to troubleshooting techniques for optimal system performance. In Vern’s 16+ years of experience in TAB and commissioning, he’s seen many VAV systems setup incorrectly. This leads to energy waste and/or failure to maintain the project required outside air ventilation requirement.

By following Vern’s steps in the article, one can properly setup and balance a VAV system. It’s not rocket science, but it does require the TAB technician to follow systematic protocol until all components are operating as intended.

Click here to read the full article.

The article was originally published in TAB Journal and was republished in February 2021 on the Engineered Systems news website.




Vern Gray, TBE, CxA, is a field director with The Phoenix Agency Inc. He is both a certified Commissioning Authority (CxA) and a certified Test and Balance Engineer (TBE) with more than a decade of testing and balancing (TAB) experience. Gray’s responsibilities include design review, technical support, training and supervision of field personnel, and managing a variety of commissioning projects.