Don’t assume equipment capacity or conditions. Instead, do some digging and find the tables for the equipment you install and service.

Jason Obrzut, director of industry standards and relations for ESCO Group, discussed the basics of safely servicing A2L equipment.

The key to differentiating yourself and selling the right solution is having the data to credibly explain issues and the confidence to solve problems.

The customer is complaining that the temperature inside their small convenience store won’t get comfortable in the warmer part of the day.

Contractors can help their food retailer customers reduce the amount of refrigerant leaking from their refrigeration equipment.

Even if a system is replaced, if ductwork is undersized, the homeowner won’t be getting the best bang for their buck.

Poorly installed HVAC systems work twice as hard as they should and suffer from a wide variety of invisible health problems.

Over time, condenser coils often become plugged or fouled with dirt, grease, weeds, cottonwood fuzz, or simply layers of dust.

Contractors want both timely and successful troubleshooting. Experience helps technicians achieve both.

The equipment in this month’s troubleshooting situation is a split system that has only been in service for two years, but there is a lot of history.