Technical Tips

Typically, a home energy rater will conduct duct leakage tests and leakage tests on the home’s building envelope in accordance with energy codes. ACCA has proposed adding a code exception to conduct an airflow balancing procedure instead, thus giving contractors an opportunity to provide a more valuable service. 

It is vital for service technicians to have a solid understanding of how a heat pump works. One critical component of a heat pump system is the defrost control board. This blog article by ACCA’s Matt Akins will take you through the essential operation of a defrost control board and some basic troubleshooting.

Discover a simple process that produces a quality temperature measurement for an AC system and takes just a little more time than measuring a sensible-only temperature split.

Find out how clean and dirty HVAC condenser coils impact heat transfer.

See the weather forecast for the next three months and find out how what HVAC business owners should do to properly prepare.

Learn more about the Department of Energy’s (DOE) new minimum efficiency requirements and what this means for the HVACR industry.

Discover a consistent and helpful method for electrical troubleshooting created by HVAC experts.

Discover the importance of measuring airflow and learn how to do so easily from ACCA HVAC expert Ed Janowiak.

Learn more about the recent research on the performance of bipolar ionization devices and how much impact they really have.

Find out why HVAC technicians’ rules of thumb must be based on math, not something made up or convenient, from ACCA HVAC expert Ed Janowiak.

Find out how to significantly reduce safety risks for HVAC technicians, especially when working with electricity.

Learn more about the IRC – Mechanical Committee’s rejection of ACCA’s proposal to revise the International Residential Code and how this could affect the HVAC industry.

Dive into the importance of the condenser coil and learn how airflow impacts an HVAC system’s overall health with ACCA HVAC expert Matt Akins.

Learn the fundamentals of how HVAC equipment functions and where to obtain this information to eliminate potential problems in the field.