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Jan 2020
Top Brazing Tips
Copper melts at just under 2,000°F and most copper brazing
materials melt between 1,100°F and 1,300°F. Copper-to-copper
connections do not require flux when a phosphorus bearing
alloy is used. In other words, a brazing rod with
“phos” in the name. Let’s break down the details.
Read More
Jan 2020
Fundamentals of CO2 Refrigeration
For most refrigeration contractors
and service technicians in the
U.S., working with CO2-based
refrigeration is still largely an abstract
concept. Most know that CO2 has higher
pressures, unique performance characteristics
and architectures that are vastly
different from traditional systems
Read More
Jan 2020
Furnace Troubleshooting Best Practices
As we hunker down for the cold wind and falling snow
of the heating season, it is important to refocus our
minds on heating systems and how to work on them.
Read More
Jan 2020
AHR Expo to Bring HVACR to the Sunshine State
With February fast approaching, it’s time to start planning
your trip to the biggest HVACR conference
and trade show of the year. Whether you are new to
the industry or a veteran with decades under your belt there
will be something for everyone.
Read More
Jan 2020
MSAC Hotline: Parallel Evaporators
I 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. We are
using Honeywell TH622 thermostats
where everything is new.
Read More
Jan 2020
Troubleshooting: Furnace Won’t Stay Lit
In this troubleshooting scenario, you are called out by
your install department because a new natural gas furnace
is having issues after they installed it. You find the fault
code shows an ignition proving failure.
Read More
Jan 2020
Last Word: The Slow Death of the Honest Technician
I was sitting in a session at the HVAC Excellence Educators’
Conference (which was excellent by the way) and my phone
buzzed. So like a typical punk kid I looked down at it to see
that my friend Josh had sent me a Facebook message asking if
we served the east side of Orlando because he wanted an A/C
maintenance on his home.
Read More
Jan 2020
Heating Up: Here Are Some Must-Reads
I always regard RSES Journal as a work-in-progress, but i'm particularly proud of this issue of the magazine.
Read More
Jan 2020
Proper DOAS Selection
The dedicated outdoor air system
(DOAS) is one of the HVAC
industry’s fastest rising product
categories because it signifi cantly
saves energy costs while also providing
indoor air comfort that’s many times
unattainable with just standard rooftop
unit (RTU) package systems.
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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