There are several reasons why the compressor discharge temperature of a refrigeration system can be high when the condensing temperature is not, and a checklist can help a technician figure out the root problem.
Technicians have the choice of using either a digital or mechanical manifold gauge. Each one has its benefits and disadvantages, which is why it may pay to own one of each kind.
Software can increase productivity, better manage labor, encourage retention, and keep things consistent and organized. But it’s up to HVACR contractors to choose the right software and take the proper stops to implement it.
Microchannel coils are lightweight, offer better heat transfer, and use less refrigerant than traditional fin-and-tube coils; however, care must be taken when charging, as even a few ounces could reduce a systems’ performance, efficiency, and reliability.
Are all tools treated equally or are some disregarded? At this year’s AHR Expo in Atlanta, Georgia, held Feb. 6-8, The ACHR NEWS interviewed six attendees about their most underrated tools.
At the AHR Expo, refrigeration manufacturers displayed their latest equipment and components that are geared toward the commercial refrigeration market.
Since software can already do so much, manufacturers at this year’s AHR Expo focused on how to expand what can be digitized and how AI can be utilized in order to save contractor’s time and simplify the process.
Manufacturers were eager to show off their latest energy-efficient RTUs, many of which can also be used to meet building owners’ decarbonization and electrification goals.
The global pandemic caused many people to reevaluate how they had been living their lives, and when it came to life at home, indoor air quality (IAQ) became a top priority.