Refrigerant Density Can Affect Compressor Capacity Service techs can make adjustments to optimize performance John Tomczyk July 3, 2020 No Comments Let’s look at how the density of refrigerant entering the compressor’s cylinders affects the mass flow rate of refrigerant through the compressor.Read More
Working With an Unknown Refrigerant This can be a difficult, and potentially costly, scenario Joe Marchese July 3, 2020 No Comments When working on a refrigeration system, technicians may occasionally come across one where the type of refrigerant is unknown.Read More
R-22 Reclamation Continues to Slow Down Mixed refrigerants are also a problem, as proper recovery practices not always followed Joanna R. Turpin June 29, 2020 No Comments A large installed base equipment still uses R-22, so once virgin supplies are exhausted, reclaimed refrigerant will be the only source available.Read More
A Closer Look at Several Alternatives to R-22 Always check with manufacturer before retrofitting any cooling equipment Joanna R. Turpin June 29, 2020 No Comments If customers are seeking a more environmentally friendly alternative to HCFCs, there are many options available.Read More
Emerson Sponsors World Refrigeration Day 2020 Second annual event raises awareness of the HVACR industry June 17, 2020 No Comments The theme for the second year of this event is “Cold Chain 4 Life.”Read More
EPA Proposes New Refrigerants For Refrigeration And A/C Equipment SNAP Rule 23 would allow the use of R-32 and R-454B in new units June 10, 2020 No Comments The SNAP Rule 23 would allow the use of R-32 and R-454B in new units.Read More
Troubleshooting Puzzle: A Reach-In That’s Not Maintaining Temperature Jim Johnson June 9, 2020 No Comments In this month’s troubleshooting problem, the equipment is a reach-in food and beverage storage unit.Read More
A2L Refrigerant Integration and Its Impact on HVACR Service Calls Differences will affect what to bring, safety procedures, and scope of service Robert Beverly June 1, 2020 No Comments A2L refrigerants are set to become a part of daily life for more contractors over the next few years.Read More
How to Prepare Equipment for Long Shutdowns Precautions must be taken for refrigeration and air conditioning systems John Tomczyk May 26, 2020 No Comments Long shutdowns can wreak havoc on refrigeration and air conditioning systems if certain steps are not taken.Read More
IIAR Conference And Expo To Take Place Online This Month All technical papers and workshops will be presented on virtual platform May 5, 2020 No Comments The IIAR Online Conference & Virtual Expo will be held May 18 to June 5, 2020 at www.iiar.org.Read More