Products
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CPR Valves In Refrigeration Systems Article (with Audio)
CourseOne aspect of evaluating the operation of a refrigeration system is understanding how a Crankcase Pressure Regulator functions to maintain proper suction pressure on a hot pull-down. Contains audio so you can listen to the article.
Free
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D+R Learn Free Preview Course
CourseAt D+R International, the D+R Learn team creates innovative educational tools for residential and commercial spaces. They offer flexible learning opportunities through online on-demand courses, virtual interactive tours & live instructor-led training
Free
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Determining Your Worth To An Employer Free Audio Article!
CourseEver wonder how your actions, skills, and mindset impact your paycheck and your company's success? This engaging article connects a surprising story about a shoeshine man’s journey to wealth with practical insights into your value as a technician.
Free
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Developing and Maintaining a Program Advisory Committee
CourseThis course is to help educators and administrators, develop, and maintain an effective program advisory committee.
Free
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EEV Fundamentals Article (with Audio)
CourseThe basic concept of the metering device and fluid flow in a mechanical refrigeration system hasn't changed since its development, but employing an EEV ensures that equipment will operate efficiently. Includes audio so you can listen to the article.
Free
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Electrical Theory: Relays & Contactors Webinar Replay
Course5.0 average rating (2 reviews)This webinar will provide you with a fundamental understanding of control devices, relays, & contactors. You can reference Electrical Theory and Applications for HVACR published by Esco Institute.
Free
