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Home » FROSTlines

Articles Tagged with ''FROSTlines''

Dirty Air Filters Can Cause Serious Air Conditioning System Problems

Dirty Air Filters Can Cause Serious Air Conditioning System Problems

Air conditioners should have filters cleaned or replaced before starting for the season
John Tomczyk
August 9, 2020
One important but often overlooked piece of equipment is the air filter, which protects the evaporator from dirt and lint.
Read More
You’re Only as Good as Your Last Service Call

You’re Only as Good as Your Last Service Call

Always stay in control of the repair process and maintain a professional attitude
Joe Marchese
August 8, 2020
Repairing refrigeration equipment — or, really, any equipment — has a huge customer service component.
Read More
Supermarket-refrigeration

CARB Outlines Refrigeration Updates At Recent Workshop

Food retail sector can choose from two options in order to comply with rules
Joanna Turpin
Joanna R. Turpin
August 4, 2020
CARB held a public workshop in July to discuss its most recent proposals for reducing high-GWP HFCs.
Read More
Carrier recently announced that it had chosen R-454B as its primary lower-GWP solution.

R-454B Emerges As A Replacement For R-410A

This mildly flammable refrigerant has already been selected by one major OEM
Joanna Turpin
Joanna R. Turpin
August 2, 2020
The big debate in the HVACR industry right now is which refrigerant(s) will be chosen to replace R-410A in many types of comfort cooling equipment.
Read More
Purdue-University

New Refrigeration Compressor Design Offers Improved Efficiency

Purdue University’s orbiting scroll design is driven by a gear mechanism
July 30, 2020
A compressor design proposes a new drive mechanism for compressors used for cooling in homes, buildings, airplanes, and cars.
Read More
NASRC

Free Natural Refrigerant Library Available Online For Limited Time

NASRC offers on-demand presentations that highlight new technologies for supermarkets
July 30, 2020
NASRC is offering free access to its on-demand presentations highlighting the latest natural refrigerant technologies.
Read More
Joanna's Point of View

Hiring Landscape Changes Due To Pandemic

Bigger pool of applicants may now be available
Joanna Turpin
Joanna R. Turpin
July 30, 2020
If there is one silver lining to the COVID-19 pandemic, it’s that finding qualified people may be just a little bit easier these days.
Read More
Coolsys-Tech

Refrigeration Contractors Expect COVID-19 to Bring Change

Safety and sanitation are now primary concerns, and more employees expected to work from home
Joanna Turpin
Joanna R. Turpin
July 4, 2020
Contractors report that while they have been kept busy maintaining refrigeration systems in grocery stores, restaurant work has slowed down.
Read More
Absolute pressure refrigerant gauge.

Refrigerant Density Can Affect Compressor Capacity

Service techs can make adjustments to optimize performance
John Tomczyk
July 3, 2020
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

Working With an Unknown Refrigerant

This can be a difficult, and potentially costly, scenario
Joe Marchese
July 3, 2020
When working on a refrigeration system, technicians may occasionally come across one where the type of refrigerant is unknown.
Read More
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