HVACR Learning Network

Basic Refrigeration and Charging Procedures Training Course

This training program fully describes and explains the refrigeration cycle & contains information on refrigerant pressures, states & conditions as well as how they apply to the refrigeration system. Vapor pressures, subcooling, superheat, saturation

INFICON Basic Recovery Setup

The video shows a quick step-by-step process of basic refrigerant recovery setup, from weighing your recovery cylinder before getting started to purging the machine to remove residual refrigerant from the machine and hoses at the end.

Professor Krepcik's HVACR Learning Bursts

Refrigeration Cycle: Follow-the-Heat™ Part 1 Webinar Replay

This session will be an introduction, and review, of the compression refrigeration cycle, based on the Follow-the-Heat™ method (evaporator, compressor, condenser, metering device). Students and instructors alike will benefit from this session.

Refrigeration Cycle: Follow-the-Heat™ Part 2 Webinar Replay

This session is the follow-up to the Refrigeration Cycle: Follow-the-Heat™ part 1 session, and continues the study of the refrigeration cycle based on the Follow-the-Heat™ method.