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Core Refrigeration – Champaign

March 28, 2019 @ 8:30 am - 3:00 pm

Core Refrigeration

with Mike Prokup

Thursday March 28th
Class: 8:30am – 3:00pm

Click Here to Register

Note: This course allows for 5 hours toward NATE re-certification

This course will cover:

  • Air properties and their influence upon the refrigeration system
  • Why evaporator coil matches are critical
  • How to calculate the theoretical capacity of a saturated refrigeration cycle
  • How suction pressure and discharge pressure changes affect the system capacity
  • How TXV metering provides better overall control
  • How suction lines drop system capacity
  • Troubleshooting the evaporator circuit using suction vapor superheat measurements
  • Identifying metering piston problems
  • Diagnostic test procedure: TXV and EEV
  • Suction line sizing procedures
  • Troubleshooting condenser coil circuits including parallel and subcooling loops
  • Liquid subcooling levels
  • Liquid line sizing, lift and distance limits
  • Pressure drop limits and identifying restrictions
  • Charge procedures for fixed and TXV systems
  • Analyzing the complete system & making a confident diagnosis
  • Evacuation procedure


March 28, 2019
8:30 am - 3:00 pm
Event Category:


Holiday Inn Champaign Suites
101 Trade Center Drive
Champaign, IL 61820 United States
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