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Geothermal Installation & Loop Flushing Procedures- Fargo

Tue, Dec 08

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Johnstone Supply

Cost: $ 275 This one-day module is geared for installers, install managers, and start-up personnel.

Geothermal Installation & Loop Flushing Procedures- Fargo
Geothermal Installation & Loop Flushing Procedures- Fargo

Time & Location

Dec 08, 2026, 8:00 AM – 4:30 PM CST

Johnstone Supply, 802 Main Ave W, West Fargo, ND 58078, USA

About the Course

Topics will cover model nomenclature and general installation methodology, including duct and fitting considerations, duct attachment at equipment and how it impacts overall system efficiency, and horizontal and vertical equipment installation considerations. Start-up procedures including airflow verification and proper static measurement during start-up, how to use blower charts, open loop topics, desuperheater installation considerations, AUX heat kits, and refrigerant charging for geo-split systems.


Other topics include basic flushing & purging procedures and antifreeze handling and safety. Time will be allowed for a Q&A session at end of class on topics covered. NATE credits are available.


  • Model Introduction and General Installation Methods

  • Duct Considerations

  • Startup Procedures

  • General Loop Installation (Not an IGSHPA Loop Installation Course)

  • Split System Information

  • Basic Flushing and Purging





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