Multi-Position Service Valves - HVAC School

By:Bryan Orr This tech tip video comes from my friend Andrew Greaves of AK HVAC and HVAC Comedy on and the HVAC Vehicle Layouts group on Facebook. Many residential techs get confused when they see these multi-position valves in larger equipment, and Andrew does a great job of demonstrating the basics in this video. […]

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Multi-Position Service Valves - HVAC School