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Fan Law 2 for Techs with Adam Mufich

Join Adam Mufich from National Comfort Institute in this game-changing presentation on Fan Law 2 for Techs from the 6th Annual HVAC/R Training Symposium! If you've ever wondered why your replacement equipment sounds like a rocket ship or why heat exchangers keep failing, this session will open your eyes to the critical relationship between airflow and static pressure.

The Basics:

  • What is CFM and static pressure really?
  • How to measure total external static pressure properly
  • Why inches of water column matters

 

Fan Law 2 Deep Dive:

  • Breaking down the intimidating math into simple terms
  • Fan Law 2 the simplified approach
  • Real-world examples with actual field measurements

 

Game-Changing Applications:

  • Filter pressure drop calculations at different airflows
  • Evaporator coil pressure drop analysis
  • How to predict total external static pressure before installation
  • Backing into TSP using duct pressure measurements

 

Problem-Solving Scenarios:

  • Why replacing a PSC motor with variable speed can create problems
  • How proper equipment sizing dramatically reduces static pressure
  • Component selection strategies for coils and filters
  • Real examples showing 1″ static vs 0.64″ static with proper planning

 

Key Takeaways:

Adam reveals how static pressure and airflow move together but not proportionally – increasing airflow by 16% can increase static pressure by 33%! This explains why so many techs struggle with noisy systems and premature equipment failures.

 

Featured Tools & Techniques:

  • Digital TrueFlow® Grid measurements
  • Fan performance tables and plotting
  • Component pressure drop ratings
  • Strategic filter and coil selection

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