krull fixes ac Introduction to Air to Water Heat Pumps January 11, 2026, 1:33 pm - HVAC School

Sign In

Search In:

Event Videos Tech Tips Apps Books Podcasts Users

HVAC Feed
Resources
Content
- Start
- Podcasts
- Videos
- Social Media
- Tech tips
- Quizzes
Courses
Events
Jobs
- Create a Job Post
- Job Posts
Shop
Partners

Search In:

Event Videos Tech Tips Apps Books Podcasts Users

English▼

+

Chinese (Simplified)

Sign In

Get Tech Tips

Subscribe to get free tech tips.

BACK

krull fixes ac Introduction to Air to Water Heat Pumps January 11, 2026, 1:33 pm

January 11, 2026

Print Friendly, PDF & Email

Share this Tech Tip:

Check out our most recent video

How to Evacuate an AC system, Full Vacuum Procedure

Our latest Podcast

HVAC School – For Techs, By Techs

HVAC School – For Techs, By Techs

Real training for HVAC ( Heating, Ventilation, Air Conditioning and Refrigeration) Technicians. Including recorded tech training, interviews, diagnostics and general conversations about the trade.

Heat In….Heat Out: All About Heat Transfer w/ Joe Joe The HVAC Man – Short #281

byBryan Orr

Join Joey Henderson LIVE from the 7th Annual HVAC/R Training Symposium in Florida! This essential training breaks down the science of heat transfer into practical field techniques every technician needs.

What You’ll Learn:

Understanding sensible heat (dry bulb) vs latent heat (wet bulb) removal
Why airflow matters
Heat transfer diagnostics BEFORE pulling out gauges
Gas furnace temperature rise troubleshooting
How all about heat relates to cooling, heating, and refrigeration
Inverter/cold climate heat pump heat transfer principles
Target saturated temperatures

Key Takeaways:

Industry capacity standards
Why humidity removal takes MORE energy than temperature drop
Diagnosing low airflow, dirty coils, and charge issues through heat out measurements
Temperature rise method for gas furnaces and heat strips
Water flow and boiler heat transfer fundamentals

Joey Henderson shares real-world stories and field-tested methods for mastering heat in, heat out principles. Whether you’re working with mini-splits, gas furnaces, or commercial chillers – understanding heat transfer is the foundation of excellent HVAC work!

Have a question that you want us to answer on the podcast? Submit your questions at https://www.speakpipe.com/hvacschool.

Purchase your tickets or learn more about the 7th Annual HVACR Training Symposium at https://hvacrschool.com/symposium.

Subscribe to our podcast on your iPhone or Android.

Subscribe to our YouTube channel.

Check out our handy calculators here or on the HVAC School Mobile App for Apple and Android.

Heat In….Heat Out: All About Heat Transfer w/ Joe Joe The HVAC Man – Short #281

Search Episodes

Heat In….Heat Out: All About Heat Transfer w/ Joe Joe The HVAC Man – Short #281

04/07/2026

Bryan Orr

Building Science at the Kitchen Table: Using Testing to Close the Sale

04/02/2026

Bryan Orr

Hard Lessons w/ Roman, Tim D., Nathan O. and ELK

03/31/2026

Bryan Orr

Better Seen than Viewed w/ Jim Bergmann

03/26/2026

Bryan Orr

Symposium – What Good Techs Do Different W/ Data

03/24/2026

Bryan Orr

Heat Recovery from Data Center w/ Jeff Staub

03/19/2026

Bryan Orr

All About ESCO with Renee Tomlinson and MeasureQuick’s Latest Features with Jim Bergmann

03/17/2026

Bryan Orr

Building Tools & the Trade w/ Tony G. from Fieldpiece

03/12/2026

Bryan Orr

Symposium – Do Inverters Suck?

03/10/2026

Bryan Orr

Recovery Pro Tips w/ Jesse from NAVAC

03/05/2026

Bryan Orr

Search Results placeholder

Check our latest Tech Tips

8 Tips for New Techs (So You Don't Get Fired) Top Residential A/C Maintenance Tips Beware of "Ghost" Voltage

VIPER SNIPER UNIVERSAL AEROSOL TRIGGER SPRAYER

VIPER SNIPER UNIVERSAL AEROSOL TRIGGER SPRAYER The Viper Sniper is an ergonomic trigger sprayer that fits all standard aerosol cans. Designed for comfort and control, it reduces finger fatigue and delivers a smooth, consistent spray, especially in those hard-to-reach areas. Features quick-attach side clips for easy, secure use. Compatible with all standard aerosol cans —including Viper Aerosol Coil Cleaner and Coil Coating Spray. Fits Any Aerosol Can Full Hand Ergonomic Grip Easily Clips On and Off 2 Sprayers per pack

VENOM PACK CONDENSER PURE CONCENTRATE COIL CLEANER

VENOM PACK CONDENSER PURE CONCENTRATE COIL CLEANER Venom Pack Condenser Cleaner is a high foaming pure concentrate liquid designed to tackle the toughest soils. The proprietary blend of specialty detergents will liquify heavily embedded grease and grime to restore heat transfer and increase the efficiency of the coil.

Viper Condensate Pan and Drain Treatment

Viper Condensate Pan and Drain Treatment Viper Condensate Pan and Drain Treatment is a sprayable gel. It coats the pan, p-trap and drain piping with a lubricative film to improve flow and prevent future soil adhesion. The slow dissolving enzyme gel will outperform and outlast conventional tablets and strips.

Nylog Blue Gasket -Thread Sealant for AC/R Systems

Nylog Blue Gasket -Thread Sealant for AC/R Systems One drop of Nylog on your rubber hose gaskets prior to attaching your core tools, hoses or vacuum gauge will assure that things do not bind or leak during evacuation. Derived from refrigeration grade lubricants. Non-hardening, non-drying fluid which bonds tenaciously to many different substrates. Typically, one drop of Nylog can be stretched about three feet before breaking.

NAVAC

Find out more about the Innovative NAVAC line of Vacuum Pumps

Fast-Stat

Santa Fe

UEI

Comments

To leave a comment, you need to log in.

Related Tech Tips

Cabinet Leaks in Air Handlers & Fan Coils Read more

Why Committees are Broken and How to Fix Them Read more

ECM, VFD, and Inverter - What's the Difference? Read more

More tech tips

loading

To continue you need to agree to our terms.

Terms and Conditions

Yes No

The HVAC School site, podcast and tech tips
made possible by generous support from

Interested in a HVAC Career?

Find A local trade school

Resources

Calculators
Tool list
Apps
Great Books
Software and Business
Other Resources we like
Unconformed

Content

Start
Podcasts
Videos
Social Media
Tech Tips
Quizzes
Courses

Events

6th Annual HVAC/R Training Symposium
Upcoming Events
Create an Event
Event Partnership

Jobs

Job Posts
Create a Job Post

Partners

Partners
AHR Expo
Carrier
Copeland (Emerson)
FAST-STAT
Fieldpiece
NAVAC
Refrigeration Technologies
Santa Fe
TruTech Tools
UEi Test Instruments

Get Tech Tips

Subscribe to get free tech tips

Email Address

First Name

Terms and conditions & Privacy Policy
EULA
Reuse License

©2026 - HVAC School | All rights reserved