Capillary Tube Explained in Refrigeration System | Working Principle, Sizing & Applications

In this video, we explain the Capillary Tube in a refrigeration and air conditioning system in complete detail. You will learn what a capillary tube is, how it works, its role in the refrigeration cycle, sizing importance, applications, advantages, and disadvantages. A capillary tube is a fixed metering device used in domestic refrigerators, freezers, water coolers, and small air conditioners. We also discuss common problems like restriction, starving, flooding, and evaporator coil frosting, which every HVAC technician must understand. This video is specially designed for HVAC students, beginners, and technicians who want strong fundamentals in refrigeration. Topics Covered: What is a Capillary Tube Working Principle of Capillary Tube Function in Refrigeration System Capillary Tube Sizing (Length & Diameter) Applications in Refrigeration Advantages & Disadvantages Technician Tips & Common Faults Subscribe to HVAC OFFICIAL CHANNEL for more HVAC training videos. #hvac #hvactechnician #hvaclife #hvacschool #refrigerants #refrigeration #capillary #CapillaryTube #refrigerationsystems #hvactrainingvideos #HVACForBeginners #RefrigerationBasics #hvactechnician #refrigerationcycle #hvacofficialchannel #airconditioning #hvaceducation