Compliance with the EPA’s 608 is a mandatory part of HVAC contracting. Techs are required to gain certification by an EPA-approved organization and pass their tests or else they are unqualified to work in the field.
How good are you at hunting airflow restrictions? Do you have a game plan or is it just guesswork? Let’s take a look at some ways you can more effectively hunt down pesky airflow restrictions that could be plaguing your customers’ HVAC systems.
The seminar, sponsored by Women in HVACR and hosted by David Squires, owner of Online-Access Inc. and Mike Layton, owner of Stochastic Marketing LLC, offered seeds of information for HVAC contractors to bring home, plant, and create the most fruitful marketing garden to grow their business from.
How to identify and repair restrictions and damage in the liquid line
March 6, 2017
In last month’s article, “Inside Filter Driers,” which appeared on Page 18 of the Feb. 6 issue of The NEWS, we covered the internal construction, filtering, and drying materials within a refrigerant filter drier. This month, we’ll deal with troubleshooting, service, and replacement of the filter drier.
Not understanding how some electronic controls operate and control a system can lead to misdiagnosing a system problem and costly repairs. It is best never to assume, but rather take the time to do some research and find out exactly how they operate. Guessing is rarely good and generally will lead to a misdiagnosis and cause a tech to replace the wrong part or component.