Author Climate Control Team
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....
Posted On 04/08/2020
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Author Climate Control Team
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...
Posted On 03/12/2020
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Author Parker Global Team
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...
Posted On 11/04/2019
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Author Climate Control Team
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...
Posted On 09/11/2019
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Author Climate Control Team
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...
Posted On 08/15/2019
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Author Climate Control Team
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,...
Posted On 05/15/2019
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Author Climate Control Team
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...
Posted On 10/24/2018
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Author Climate Control Team
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...
Posted On 10/10/2018
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Author Climate Control Team
With the introduction of ZoomLock Flame-Free Refrigerant Fittings
we have come across many people in the HVACR industry that have
questions about using it. So here we answer the 10 most...
Posted On 09/11/2018
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Author Climate Control Team
Most supermarket refrigeration equipment breakdowns are repeat
problems. When responding to refrigeration service calls at
supermarkets, refrigeration technicians immediately play...
Posted On 06/05/2018
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Author Climate Control Team
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...
Posted On 02/13/2018
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Author Climate Control Team
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...
Posted On 07/24/2017
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Author Climate Control Team
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...
Posted On 06/20/2017
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Author Climate Control Team
This is the second part of a three-part blog series on high-glide
refrigerants for refrigeration system retrofits. Part 1 covered
calculating superheat and subcooling with glide, and control...
Posted On 06/01/2017
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Author Climate Control Team
Refrigerant choices for refrigeration systems are undergoing
significant change, including choices for retrofits and new
systems. This article is Part 1 of a 3 part series addressing such
retrofits,...
Posted On 05/10/2017
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Author Climate Control Team
What if you are only given 3 measurements? As HVACR
technicians, you need some ideas in your back pocket for basic
troubleshooting in a refrigeration system. How about a simple chart
that helps you...
Posted On 04/24/2017
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Author Climate Control Team
Below are six questions that will help you learn most of what you
need to know about flooded head pressure control. 1. Why do
you need a receiver? The flooded head pressure control valve
maintains...
Posted On 04/04/2017
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Author Climate Control Team
A solenoid valve with a built-in check valve is designed to replace
a liquid line solenoid valve in parallel with a check valve for
reverse flow. This valve may be applied in the liquid line of...
Posted On 03/02/2017
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Author Climate Control Team
In order to understand the principles of thermostatic expansion
valve operation, a review of its major components is necessary. A
sensing bulb is connected to the TEV by a length of capillary
tubing...
Posted On 02/22/2017
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Author Climate Control Team
It is important to locate a filter-drier in a refrigeration system.
Its role is to remove moisture from the refrigerant and lubricant
by absorbing and retaining moisture deep within the...
Posted On 09/28/2016
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