Description
Types of compressors found in Industrial HVAC/R systems: including operation and maintenace of reciprocting, centrifugal and screw compressors. Three phase 240/480-volt systems including; Wye/Delta, part winding start and autotransformers will be covered. Disassembly and repair of inductrial compressors including taking measurments using inside and outisde micrometers, and calipers to determine the condition of internal parts. Cylinders, crankshafts, pistons and rods along with insepction of suction and discharge valves. This includes the NEC compiance, using Chapters 2, 3 and 9.