Category: Video Lessons

How a boiler, fan coil unit, air handling unit and pump work together HVAC – Heating System ????????????

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120V 240V Electricity explained – Split phase 3 wire electrician

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Capacitor discharge time – how to calculate with examples

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PICV Explained – Pressure Independent Control Valves

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Four Way Switching Explained – How to wire 4 way intermediate light switch

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Data Center Cooling – how are data centre cooled cold aisle containment hvacr

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Diodes Explained – The basics how diodes work working principle pn junction

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Gears Explained – mechanical engineering

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Industrial Refrigeration system Basics – Ammonia refrigeration working principle

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Basic HVAC Controls – learn hvacr

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