Refrigeration systems - Articles - Page 2

Expert Advice on Navigating that First A2L Installation

Contractors need to be prepared to install the new R-32 and R-454B systems

June 10, 2024

Manufacturers are starting to introduce their A2L systems in the U.S., so contractors and technicians must learn how to service and install this new equipment.

CoolSys Announces Appointments to Leadership Team

The ACHR NEWS Editorial Staff

June 4, 2024

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“These new executive team appointments support our vision and strategic goals for accelerated expansion and market leadership driven by our outstanding talent, teamwork, and customer service,” Rich Wyckoff, CEO and president at CoolSys.

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Troubleshooting Electronic Expansion Valves

It can be complicated to figure out why an EEV fails

Joe Marchese

May 19, 2024

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The EEV is often used in modern refrigeration systems, but troubleshooting its common failures may be complicated.

Busting CO₂ Refrigeration Myths

An HVAC Minute Video Update: May 14, 2024

Hannah Belloli

May 14, 2024

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Debunking some of the myths that surround the use of CO₂ in commercial refrigeration systems

Carrier Brings CO2 Refrigeration Products to North America

The ACHR NEWS Editorial Staff

May 2, 2024

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The current available product range includes CO₂ compressor racks and heat pumps for mechanical refrigeration systems, and the company plans to offer condensing units in the coming months.

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Repairing Damaged Electrical Wiring

Always inspect the electrical wiring for damaged or loose connections

Joe Marchese

May 1, 2024

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Regularly inspect refrigeration equipment wiring for damaged or loose connections, especially in older systems that have not been properly maintained.

Konicek Sales to Represent Hillphoenix in the Midwest

The ACHR NEWS Editorial Staff

April 19, 2024

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Konicek Sales will represent the Hillphoenix line of CO₂ refrigeration system solutions in Illinois, Indiana, Michigan, and Ohio.

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Charging Refrigeration Systems With Blended Refrigerants

Today’s techs need to understand how to work with newer blends

Justin Bailey

April 5, 2024

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Service technicians must understand how to charge refrigeration equipment with the latest refrigerant blends, so that they are able to retrofit existing units or replace failed equipment.

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Best Practices For Charging With Liquid Refrigerant

Care must be taken so as not to damage the compressor

Joe Marchese

March 31, 2024

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Adding liquid refrigerant to refrigeration systems requires consideration of various factors, and one method might not work on every type of system.

Minimal Temperature Rise Can Cut Frozen Food Emissions

Study shows that higher temperatures will not compromise food safety or quality

March 6, 2024

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Research suggests that moving to -15°C (5°F) for frozen foods could make a significant environmental impact with no compromise on food safety or quality.