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
Customers have complained of hydraulic hammering noises on heat
pump systems for years. Field people refer to it as the
“knock-knock” noise. The complaints usually surface at the end of
the heating...
Posted On 08/22/2018
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Author Climate Control Team
Condenser coil cleaning is one of those subjects in which there is
much misdirection and misinformation being propagated by some
manufacturers/distributors that has caused unfortunate confusion in
the...
Posted On 07/31/2018
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Author Climate Control Team
When it’s time to provide your customer's preventive maintenance
don’t forget to pay particular attention to system components that
are out of sight within the system cabinet or air handler
enclosure....
Posted On 07/12/2018
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Author Climate Control Team
Cleaning air conditioner condenser and evaporator coils is a basic
need for proper system maintenance. In fact, it is probably the
number one performed maintenance task by air conditioning...
Posted On 07/02/2018
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Author Climate Control Team
Here is some information concerning refrigeration oils that every
HVACR technician will find useful. Oil types Mineral – a by-product
in the distillation of crude oil to produce gasoline. Mineral...
Posted On 06/19/2018
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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 Filtration Team
There are numerous manufacturers in the water cooler market. Water
coolers are also called chillers but it is important to draw a
clear distinction between process water coolers and chillers...
Posted On 05/15/2018
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Author Climate Control Team
A large percentage of compressor failures in low-temperature
vapor-compression refrigeration system applications originate from
overheating. Typical compressor capacity rating data is based on...
Posted On 05/15/2018
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Author Climate Control Team
Monitoring the acid level in a refrigeration or air conditioning
system is of the utmost importance. Contaminants such as water and
air are important factors in the formation of acids in the...
Posted On 04/10/2018
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Author Climate Control Team
Here is information on Psychrometrics that should help remind the
HVACR technician what this subject is all about... with perhaps a
few tidbits the tech may not have known! Psychrometrics: the...
Posted On 03/13/2018
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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
In 2017, many changes impacted the HVACR, HVAC climate control
industry. New technologies emerged that changed the way we do
business – most for the better! But they also brought a shift in
the way we...
Posted On 01/11/2018
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Author Parker Global Team
2017 marked Parker Hannifin's Centennial year in business. It
all started back in March of 1917, in a machine shop which built
pneumatic brake systems for trucks, trains, buses and...
Posted On 01/09/2018
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Author Parker Global Team
Each summer, Parker engineering and business development experts
from around the world gather at the company’s headquarters in
Cleveland, Ohio to showcase their group’s portfolio of innovative
new...
Posted On 12/16/2017
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Author Climate Control Team
The HVACR service technician uses an array of tools and test
instruments to diagnose problems and evaluate system
performance. One tool that is readily available, inexpensive
and yet rarely used to...
Posted On 11/15/2017
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Author Filtration Team
When sizing chillers for an application, it is necessary to ensure
the unit adequately sized to handle maximum process loads in
worst-case site conditions. However, customers may fail to plan...
Posted On 10/25/2017
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Author Climate Control Team
The Suction Line Filter-Drier method of cleaning up a system after
a hermetic motor burnout is favored by service technicians and
recommended by manufacturers throughout the HVAC and...
Posted On 08/01/2017
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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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