Basic HVAC Controls

Learn the basics of HVAC Controls. What are Analog and Binary Inputs and Outputs used for? See how a Fan Coil System, VAV System and Garage Carbon Monoxide Control System Works. These HVAC systems are used to control temperature, pressure, humidity, flow, and air quality. In this video we’ll show you how these HVAC systems use various controls to respond to the needs of the environments that they seek to control.

💧How a Variable Air Volume System Works: https://youtu.be/jXV3i9_QOhQ

⚡How Variable Frequency Drives Work in HVAC Systems: https://youtu.be/DymWILTmSNc

ESTIMATING SPREADSHEETS

✅ #1 HVAC & Plumbing Estimating Spreadsheet: https://mepacademy.gumroad.com/l/AgJDH
✅ HVAC Estimating Spreadsheet: https://mepacademy.gumroad.com/l/fhxei
✅ Plumbing Estimating Spreadsheet: https://mepacademy.gumroad.com/l/bcdah
✅ Residential Estimating Spreadsheet: https://mepacademy.gumroad.com/l/tdwbh

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---------IMPORTANT VIDEOS TO WATCH----------

HVAC ENGINEERING and CALCULATIONS
💧How to Calculate Motor Break Horsepower: https://youtu.be/3n9dlmmq4c8
💧Fan Laws, Calculate CFM, SP, RPM, HP: https://youtu.be/txnANkfsg6M
💧How to Calculate Static Pressure and CFM: https://youtu.be/6u5CksPM7Yg
💧Condensate Piping Design and Sizing: https://youtu.be/utA5X9MujXg
💧How do you define a BTU or Tons of AC: https://youtu.be/bsGfxwyUo3c
💧Sensible Heat Transfer Equation for Water: https://youtu.be/JVN9E8jdw8o
💧Sensible Heat Transfer Equation for Air: https://youtu.be/ae2_OTU87jA
💧Sensible and Latent Heat Transfer Formula for Air: https://youtu.be/iME-1I9G4Qw

CHILLERS and COOLING TOWERS
💧How Chillers Work, Air-Cooled & Water-Cooled: https://youtu.be/q-Oooe0G7_c
💧Chiller IPLV Calculation: https://youtu.be/tmOrj3FuSd8
💧Calculate Total BTU of Chiller or Coil: https://youtu.be/8nbyB964-ZY
💧Calculate GPM or TDH of Chiller or Coil: https://youtu.be/h78x7tISOWY
💧How Cooling Towers Work, Crossflow vs Counterflow: https://youtu.be/0I46O8Cnbk4

REFRIGERATION and REFRIGERANTS
💧How Electronic Expansion Valves Work: https://youtu.be/3u_m8LRa3tk
💧Refrigeration Cycle: https://youtu.be/IGqhWn0ZlfU
💧Refrigerant Piping Insulation: https://youtu.be/jadspqwvMmQ
💧New Refrigerants, Codes and Standards: https://youtu.be/ilP72QrVx1g

HVAC SYSTEMS
💧How a Variable Air Volume System Works: https://youtu.be/jXV3i9_QOhQ
💧Rooftop Packaged HVAC Units Explained: https://youtu.be/0XDOoybvXj0
💧How Heat Pumps Work: https://youtu.be/DT-5zYRA4No
💧How a Condensing Boiler Works: https://youtu.be/oRr3q3IraRU

ESTIMATING
💧HVAC Piping Unit Pricing: https://youtu.be/CcXD12JC7jw
💧HVAC Equipment Cost Database: https://youtu.be/Jgwy1mOI2j8
💧MEP Estimating Spreadsheet: https://youtu.be/wwNHuyL82Yc
💧Construction Labor Rates with Burden: https://youtu.be/z0LJperrgjk

HYDRONICS and PIPING
💧How to Read Pump Chart and Select Pump: https://youtu.be/paziP4GdYio

BUSINESS – CONSTRUCTION & CONTRACTING
💧Bid Bonds and Performance Bonds: https://youtu.be/fS9wSvUR1Cc
💧Top 3 Things to Know Before Bidding Commercial Projects: https://youtu.be/qH6hFhEqOMo
💧Top 12 Construction Bidding Websites: https://youtu.be/gM8EmySK-O4

CONSTRUCTION BASICS
💧General Layout of Construction Drawings: https://youtu.be/YVGO6cLqKGQ
💧How to Read Specifications: https://youtu.be/J1qnbg8jdm8

ELECTRICAL and CONTROLS
⚡How Variable Frequency Drives Work in HVAC Systems: https://youtu.be/DymWILTmSNc
⚡How a Power Factor Works: https://youtu.be/6LZk9YT-GkQ
⚡Ohms Law: https://youtu.be/uprC1xHwgaU
⚡3Phase Electricity – How it Works: https://youtu.be/SG9RzXrjYnQ

VARIABLE REFRIGERANT FLOW
💧VRF Videos: https://www.youtube.com/channel/UCf3f-NvZi5d58j0bMiMPteA

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