I Was Given Static
Ed Janowiak answers a community question about proper static tip placement. Learn more about static tip placement and fully developed flow at this blog.
Technical Tips
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Hey Ed, When Do You Use Solvent?
When do you use solvent? Find out the proper way to use solvent in the edition of “Hey Ed!”
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Stay Frosty
It’s winter, which HVAC technicians should be taking precautions before heading out into the elements. Learn more about winter safety measures at this blog.
Hey Ed, What’s the Difference Between Manual J® and Manual JAE®?
In this edition of “Hey Ed”, Ed goes over the differences between Manual J and Manual JAE, and their intended uses.
ACCA Needs Volunteer to Fight for HVAC Professionals
If you are interested in fighting for the exemption of outdoor HVAC equipment from the GFCI requirements, now is your chance! ACCA is looking for volunteers to apply for the National Electrical Code (NEC) Panel that develops GFCI protection requirements. Read more at this blog to see how you can help.
Hey Ed, What’s the Deal With Big Hoses?
Curious about what size you need for different pipe sizes? Learn how to determine and calculate hose size in this edition of “Hey Ed!”
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Static Pressure Measurements and the Truth
Ed Janowiak conducts a series of static pressure tests regarding static tip and coil placement. Read about Ed’s results in this blog.
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Air Conditioners: Future Museum Exhibits?
Given the push to phase out air conditioners, their future as a relic is possible. Read more about the potential future of air conditioners at this blog.
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Get Ready for January and Regional Efficiency Standards!
New Efficiency Standards are going into effect on January 1st, 2023. Read about all the new regulation changes in this blog.
Hey Ed, Is It Possible to Hold a 500-Micron Vacuum on a Line Set if There Is Moisture in the System?
Wondering if a system can hold a 500-micron vacuum of there’s moisture in the system? Learn when a system can hold a vacuum in this edition of “Hey Ed!”
Hey Ed, What’s the Difference Between Sensible Heat Ratio and Sensible Heat Factor?
Wondering what the difference between sensible heat ratio and sensible heat factor is? Learn how to use Manual S to find out in this edition of “Hey Ed!”
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Compressor Locked Rotor Diagnostic
Understanding everything about your compressor is essential for maintaining it. Read this blog for an in-depth explanation of how a compressor works.
Hey Ed, What’s the Main Problem When We Make up a Friction Rate?
What’s the main problem when we make up a friction rate. Learn more about determining adequate airflow in this edition of “Hey Ed!”
Hey Ed, Why Is Manual S® Your Favorite Manual?
Why is Manual S® Ed’s favorite manual? Learn about the importance of residential equipment selection in this edition of “Hey Ed!”
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Take Care of Business & Watch Your Back
With the new Regional Efficiency Standards, old SEER equipment will require new rules for installation. Read more about SEER installs at this blog.
Hey Ed, Can We Use the Acronym ECM to Describe All Electronically Commutated Motors?
How do you describe electronically commutated motors Learn the difference between a constant torque and a constant air-flow in this edition of “Hey Ed!”
Hey Ed, What Is the Difference Between Taking Static Pressure Measurements on a New Versus Existing System?
In this edition of “Hey Ed”, Ed discusses the difference between taking static pressure measurements on a new versus existing […]
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Solving the Solvent Conundrum
Have you ever considered flushing your line sets? Or are you currently? In this month’s blog, we will cover some options that will determine when to make pigs fly.
