A seminar that discusses the operation of the four major components necessary for all vapor compression refrigeration systems. Additional components used in some systems that are considered accessories but are necessary for system safety and operation. The use of a pressure–temperature chart will be explained using terms associated with the chart and the proper use of the refrigerant manifold gauge set. The refrigeration cycle will be explained using the pressure-enthalpy diagram.

Date: THURSDAY, OCTOBER 23, 2025
Time: 4:00 - 7:00 pm
Credits: 3 Continuing Education Credits
Cost: Member $118 Non-Member $148 SRP Trade Ally $108
Instructor: Donnie Craft, Director, HVAC Department, Gateway Community College

Location: Gateway Community College, 108 N. 40th Street, South Bldg., SO1314, Phoenix, 85034
QUALIFIES FOR: SRP/MTCAZ MASTER HVACR COMMERCIAL CERTIFICATE PROGRAM; APS REBATE PROGRAM; NATE CEH