DISCLAIMER:
I assume NO responsibility for the USE of any information I post on any of my Web pages, in E-Mails or News Groups.
All HVAC/R work should always be done by a licensed Contractor & properly licensed Techs!
This information is only placed on these pages primarily for your understanding & communication with contractors & techs.
This information is also for the edification of Contractors and Techs. Never attempt anything that you are NOT competent to do in a SAFE manner!
I am NOT liable for your screw-ups, you are liable for what you do! - Darrell Udelhoven

Please write me if you have anything you'd like to contribute! - Darrell

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• ac-trouble-shooting-chart.html I'm finally posting this page I created long ago

• Engineering Air Conditioner's with Computerized Digital Readouts for Efficiency Operation Verification  
  

• AC Superheat and Subcooling 
  

• The Air Side of Air Conditioning - Static Pressure
  

• AIR-CONDITIONER RUNNING TOO MUCH
  3.5-ton system getting less than 1.5-ton of capacity! Low charge - plus
  Link below, 3.5-ton to less than 1.5-ton, too! - Way Overcharged  
  

• Excessive Airflow coupled with an Excessive Charge will greatly reduce AC capacity
Air Conditioning SEER Levels - Are you losing 15 to 50% under SEER & Capacity Rating?

• Determining Your Air Conditioner's Actual BTUH Capacity Output

Proper Sizing of Residential Heating & Air Conditioning Ductwork Systems

Air Conditioning Engineered for Latent Heat Removal For high humidity climates 


• An Air Conditioning and Heating Efficiency Check Up - Contractor 
  

• Air Conditioning System Sizing for Optimal Efficiency
  

• Air Conditioning - Latent Heat Removal  Comfort-Zone Efficienc
  

• FINDING the LATENT HEAT of CONDENSATION of Your Air Conditioner
  

• Optimizing Room Air Conditioner's EER
  

• OIL HEATING AIRFLOW TEST  Using Thermometers -
  
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• Best Practices Guide for residential HVAC retrofit
  
• New TEC Energy Conservation Testing TechnologiesNew!
• Energy Star  New!