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RSES Journal Archives

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Results: 125 Articles Found
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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.
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Dec 2018
Troubleshooting: A Gas Funace That Won't Fire
In this troubleshooting situation, we have a customer who is reporting a “no heat” situation upon arrival at their second home.
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Nov 2018
Troubleshooting: A Heat Pump That’s Not Performing at Full Capacity
The equipment in this month’s troubleshooting problem is a heat pump that has a four-stage heating system, and the customer is complaining that the unit is not heating enough when the temperature drops at night.
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Oct 2018
Troubleshooting: A No Heat Complaint
In this month’s troubleshooting situation, the customer states that although they have the thermostat turned up, and they can hear something is operating, their gas furnace isn’t heating.
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Sep 2018
Troubleshooting: Insufficient Ice
This month’s troubleshooting situation looks ahead to the fall. A technician is following up on a complaint from a restaurant manager that one of the ice machines in his high-volume establishment is not producing enough ice.
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Aug 2018
Troubleshooting: Follow-up Service Call on a 3-Phase Unit
In this troubleshooting situation, in which a 7 1/2 ton, 3-phase package unit, according to the customer’s description, “isn’t cooling like it should,” the first technician who responded to this service request found that the equipment was sitting dead.
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Jul 2018
Troubleshooting: A Two-stage Air Conditioner That is Not Working
The equipment in this month’s troubleshooting situation is a two-stage air conditioning system. The outdoor ambient is in the high 90°F, and the customer’s complaint is that there is no cooling.
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Jun 2018
Troubleshooting: A Food Storage ase with History of Compressor Failure
In this month’s troubleshooting situation, the equipment is a store refrigeration system that has experienced a compressor failure, specifically a mechanical failure. And it is not the first time.
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May 2018
Troubleshooting: A Beverage Storage Unit That is Not Keeping Cool
In this month’s troubleshooting situation you are called out to a restaurant to check on a beverage storage unit that, according to the complaint, is “not keeping things cool.” The equipment (See Figure 1) employs a forced-air, finned evaporator, and a forced-air, fan-cooled condenser.
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Apr 2018
Troubleshooting: Follow-up On a Walk-in Cooler Repair
Email your real-life troubleshooting problem—along with the ultimate solution you found—to Be sure to include as much supporting documentation as possible— wiring diagrams, model/serial numbers, etc. If your problem is published, you will be rewarded with a free heat-pump training video, “Uncomplicating the Heat Pump: Refrigeration and Air Flow Systems.”
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Results: 125 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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