Mastering Core Service

Mastering Core Service

: In stock

: Air Conditioning Contractors of America (ACCA)

: Book

Everything you need to know to successfully take and pass the NATE Service Core Exam -- the fundamentals of general, construction and HVACR-specific knowledge required for certification. On three CDs, with review questions and handouts.

Part 1

  • The structure of the exam
  • Pressures and drivers
  • Elements of combustion, humidity, and human comfort
  • Psychrometric charts
  • Structural components and air flow
  • Evacuation of a refrigerating system

Part 2

  • Electricity and magnetic fields
  • Ohm’s Law
  • Series and parallel circuits
  • Open and closed switches and electrical indicating devices
  • Digital and analog meters
  • Electrical switching in a schematic diagram
  • Feedback potentiometers and GFCI’s

Part 3

  • Electric motors
  • The Fan Laws and PSC motor facts
  • Compressor external wiring and potential relay
  • Registers, grilles and their proper face velocities
  • Service hand tools, brazing, and fluxes
  • Job safety and refrigerant handling
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