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RSES Releases Third Edition of Hydrocarbon Refrigerants Study Guide, eLearning Course

December 12th, 2017

Rolling Meadows, Ill. (Oct. 11, 2017) – RSES has released the third edition of its Hydrocarbon Refrigerants study guide and eLearning course. These are designed to assist HVACR professionals in understanding the requirements to safely maintain and service systems that utilize flammable refrigerants currently approved under the Environmental Protection Agency’s Significant New Alternatives Policy (SNAP) Program.

The 106-page study guide and eLearning course cover practices for the following refrigerant families:

  • HC R-290 (propane);
  • HC R-600a (isobutene);
  • HC R-441A (a blend*);
  • HC R-170 (ethane); and
  • HFC R-32 (difluoromethane).

The eLearning course is broken down into four parts: Standards and Regulations; Refrigerant Properties and Safety System Component Compatibility; Servicing Procedures and The Refrigeration Cycle Cylinder Storage and Transport.

The third edition includes an expanded appendix to include the EPA Regulations; EPA charge size tables; TP temperature charts for the HCs and R-32 as well as some HFOs; and refrigerant properties for R-32 and any HFOs; and more.

In addition to the study guide, the third edition of Hydrocarbon Refrigerants is also available through RSES as an eLearning course and test, or a test-only option. The online training course includes the third edition of the Hydrocarbon Refrigerants study guide PDF, a four-part review and test. A certificate of completion is awarded to individuals who successfully pass the exam.

To order the third edition of the Hydrocarbon Refrigerants study guide, please contact RSES by calling 800-297-5660 or visit Please note, RSES members will need to login to the website prior to purchasing in order to receive the appropriate member discount.

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  • Rolling Meadows, IL
  • 60008-1397
  • Toll Free Phone: 800/297-5660
  • Phone: 847-297-6464

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