Refrigeration
Using P-T Analysis as a Service Tool for Refrigeration Systems
Manufacturers of refrigerants, controls, and other suppliers distribute hundreds of thousands of pressure-temperature charts to the trade every year. It would be rare indeed to find a...
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HVACR Tech Tip: Six Reasons Why CDS Conversion Reduces Costs
Have you considered a CDS valve conversion for improving performance and reducing costs on your refrigeration equipment? Over the past ten years, Parker Sporlan has completed tens of thousands of...
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HVACR Tech Tip: Head Pressure Control for Supermarkets
Head pressure control on supermarket refrigeration systems is used to maintain a minimum high-side-pressure to low-side-pressure relationship. Low side pressures are the result of...
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HVACR Tech Tip: Compressor Overheating is the Number One Refrigeration Problem
Many refrigeration compressors break down simply because they overheat. There are two main reasons why overheating can have such a devastating effect on compressors: Loss of the lubricating properties...
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ZoomLock MAX Press-to-Connect Refrigerant Fittings FAQs–Part 3
ZoomLock MAX press-to-connect flame-free refrigerant fittings help to improve productivity for HVACR contractors and technicians on the job. Having the ZoomLock MAX complete system equipped with...
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ZoomLock MAX Press-to-Connect Refrigerant Fittings FAQs–Part 2
ZoomLock MAX press-to-connect refrigerant fittings are changing the way HVACR professionals connect refrigerant lines. By using ZoomLock MAX, you, the HVACR technician can connect refrigerant lines in...
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ZoomLock MAX Press-to-Connect Refrigerant Fittings FAQs–Part 1
Parker Sporlan’s ZoomLock MAX press-to-connect refrigerant fittings, designed for the air conditioning and refrigeration markets, allows HVACR contractors to make secure leak-free connections in...
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Parker Sporlan Supermarket Seminar Series: Metering Devices, TEVs - Q&A Part 1
As we introduced our Parker Sporlan webinar series we realized that we couldn't possibly answer all the questions in that short amount of time. We decided to create Climate Control blogs to answer...
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HVACR Tech Tip: Understanding 3-Way Heat Reclaim Valves
In a basic vapor-compression refrigeration cycle there are 4 primary components that we need to consider.  Compressor: Compresses low pressure temperature vapor to a high pressure temperature vapor....
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HVACR Tech Tip: Interchangeable Cartridge Style Thermostatic Expansion Valves Save Time & Money
Contractors provide service to customers with many different system applications in the field with an even wider variety of capacity requirements. Today, the number of refrigerants that a...
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How Greener Materials and Technologies Are Impacting the HVACR Industry
As forward-looking city planners react to the news of climate change by tightening building codes for heightened energy efficiency and air quality, contractors and distributors are on the front lines...
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HVACR Tech Tip: Top 5 FAQs About Thermostatic Expansion Valves (TEVs)
Not everyone is familiar with all the intricacies of HVACR as we are at Parker Sporlan and that’s okay. Whenever you have questions, you can always contact our world class Technical Support team or...
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How to Use Virtual Engineer for HVACR Product Selection
Parker Sporlan's new web-based product selection program, Virtual Engineer, allows the user to size, select, and fully configure products for Air Conditioning and Refrigeration applications. Virtual...
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Refrigeration Tech Tip: Do Not Let Your Ammonia Refrigeration System Be Robbed of Efficiency
Non-condensable gasses such as air, hydrogen, nitrogen, and hydrocarbons reduce the overall efficiency of refrigeration systems. The effects of non-condensable gasses, in a refrigeration system,...
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HVACR Tech Tip: How to Determine Total Refrigerant System Charge When Using Head Pressure Control
The design and operation of Parker Sporlan Head Pressure Control Valves are discussed thoroughly in Bulletin 90-30. Installation and service is covered in Bulletin 90-31. This Climate Control...
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HVACR Tech Tip: Guidelines for How to Size Solenoid Valves for Split Condensers
As most of us know, sizing solenoid valves for split condensers seem to be more of an art, than a science. Many tangibles affect the calculations. This Climate Control blog will provide...
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HVACR Tech Tip: Maintaining Refrigerant Flow in Thermostatic Expansion Valves
Most supermarket refrigeration equipment breakdowns are repeat problems. When responding to refrigeration service calls at supermarkets, refrigeration technicians immediately play...
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HVACR Tech Tip: Everything You Want to Know About Superheat
Superheat is the temperature of refrigerant gas above its saturated vapor (dewpoint) temperature. Superheat as it relates to thermostatic expansion valves, can be broken down into three Superheat...
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HVACR Tech Tip: Understanding and Preventing Superheat Hunting in TEVs
A common problem facing refrigeration and air conditioning service technicians and contractors is that of superheat hunting by thermostatic expansion valves (TEVs). Here is a better understanding of a...
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HVACR Tech Tip: Considering a Refrigeration System Retrofit? Part 3
This is the third part of a three-part series of posts on high-glide refrigerants for refrigeration system retrofits. Part 1 covered calculating superheat and subcooling with glide, and control of...
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