Core Refrigeration – Champaign

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