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Aug 2019
Last Word: Our Founding Fathers
Another Fourth of July has passed,
providing a pause from work, and
the opportunity to celebrate in various
ways. It’s likely that many of us finished
off the day watching a fireworks display.
Read More
Jul 2019
How to Size and Select Replacement Air-Cooled Condensers
Air-cooled condensers, often referred to as
remote condensers, became more common
in commercial refrigeration back in
the 1960s and 1970s.
Read More
Jul 2019
Test to Discover Duct Disasters
Accurate testing begins with a static pressure profi le of the
air handling equipment and all components attached to it.
Read More
Jul 2019
Troubleshooting VRF Systems Part 2
Understanding superheat and subcooling measurements
at the fan coil level and at the condenser are critical for
diagnosing refrigeration side issues with these systems.
Read More
Jul 2019
MSAC Hotline: Voltage Drop
qI am a CMS Master License holder
in Delaware. I recently installed
two Bosch Bova systems BOVA-
36HDN1-181M with matching
Bosch air handlers at 5kW and
second stage heating.
Read More
Jul 2019
Troubleshooting: Improper Defrost Timer Installation
You are called out to a convenience
store for a medium temperature
cooler that is not maintaining
temperature.
Read More
Jul 2019
Heating Up: Back to its Roots
Last month in this space I talked about bringing RSES
Journal back to its roots as the definitive technical how-to
journal in the HVACR industry. My goal is for the RSES
Journal to reflect what contractors and service technicians are
seeing in front of them in the field every day. That continues
with the lineup in this issue.
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Jul 2019
Leading Off: Changing Seasons
After a harsh winter and not much better spring, summer is
making me feel better already! But, then, maybe my tolerance
for that cold stuff is disappearing and my memory
is slipping in regards to the challenges that summer brings to the
HVACR industry.
Read More
Jun 2019
Self-Applied Coil Coatings Can Thwart Premature Corrosion
The increase in refrigeration coil leaks over the last 20 years has brought protective coil coatings to the forefront of the HVACR contracting business.
Read More
RSES is the leading education, training and certification preparation organization for HVACR professionals. RSES publishes various comprehensive industry training and reference materials in addition to delivering superior educational programs designed to benefit HVACR professionals at every stage of their careers through instructor-led training courses, online training for HVAC, educational seminars, interactive CD and DVD products, industry-related reference manuals, and helpful technical content through Service Application Manual chapters, the RSES Journal, the RSES Journal archives and feature articles, as well as web-exclusive features.
Beginning with basic theory and extending to complex troubleshooting, training courses covering refrigeration and air conditioning, heating, electricity, controls, heat pumps and safety may be conducted in a classroom environment or though self study. RSES publications may be purchased by schools, contractors, manufacturers or any other industry group wanting to conduct comprehensive training programs. Seminars covering air conditioning troubleshooting, electrical troubleshooting, compressor training, condenser training, refrigerant piping practices, DDC controls, and more are held in various cities across North America.
Select training programs offer Continuing Education Units (CEUs) and NATE Continuing Education Hours (CEHs).
In addition, RSES offers industry certification preparation materials for refrigerant handling (EPA Section 608), R-410A and North American Technician Excellence (NATE) examinations.
RSES’ monthly magazine, RSES Journal, serves HVAC contractors, service technicians, students, operations/maintenance managers, engineers and technicians who work in the residential, light commercial, commercial and institutional markets on air conditioning, warm-air heating, refrigeration, ventilation, electrical, ice machines, chillers, hydronic heating, piping, refrigeration control and energy management, building automation, indoor air quality and duct cleaning, and sheet metal fabrication equipment and/or systems.
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