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RSES Journal Archives

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Results: 147 Articles Found
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Dec 2021
Troubleshooting: The New Package Unit Will Not Start
The troubleshooting problem for this month involves a renovation project at a typical gymnasium that is used for basketball, volleyball, and occasionally is used for special events.
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Sep 2021
Troubleshooting: The Most Difficult Troubleshooting Problem
When Jordan Brandes, RSES Journal Senior Editor, and I talked about Troubleshooting for this month’s RSES Journal, I began to think I’m going to try to come up with the biggest problem I have had over the past 50 years.
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May 2021
Troubleshooting: Some Defrost, Some Don't
This month’s Troubleshooting section is a problem about defrost, some of the low-temp cases are not defrosting completely or they are defrosting sporadically.
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Apr 2021
Troubleshooting: Too Young to Die
We had a compressor fail that was just seven years old. Some people would say “that is an old compressor,” however, for this application, it is not. Refrigeration compressors should give many years of service unless there are unusual circumstances. A brief description of the system follows.
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Mar 2021
Troubleshooting: Too Hot to Handle
I had a call for a routine furnace inspection. The customer said “It’s just a furnace check-up, everything is fine. “This is a 1,400-sq-ft, three bedroom house with a 75,000-Btuh 80% furnace and a 3-ton A/C. Maybe a little oversized for the San Antonio, TX area, but in the ballpark.
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Feb 2021
Troubleshooting: Where is the Refrigerant Going?
Our call is to a food processing facility, the complaint is “the system will lose its refrigerant then later it will be full again.” The facility is operational 24/7 with periodic random shutdowns.
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Dec 2020
Troubleshooting: A Chilly House
In this troubleshooting situation the equipment is a Rheem RRMAA048JK10X gas pack, and the resident has called for service because the building “isn’t warm at all.”
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Nov 2020
Troubleshooting: BAS Problems
T he problem: It was a typical day of performing preventative maintenance on some data center air conditioning units. All the basics: belts, filters and inspections of electrical, fan drives, cooling, reheats (for dehumidification) and humidifier cylinder checks.
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Oct 2020
Troubleshooting: Cooling Demand
The problem: I responded to a call for a pharma clean room not keeping up with the cooling demand. My ?rst rule when approaching a service call is to communicate with the customer and pull any data from the BAS, then visually inspect and then ensure air? ow is well, ? owing.
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Results: 147 Articles Found
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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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