top of page

6 Different Hose Setups to Pull an HVAC Refrigerant Line Vacuum!

In this HVAC Vacuum Video, I go over different ways in which you can set up the vacuum pump, hoses, manifold gauge set, valve core removal tools in order to pull a vacuum down to 500 microns effectively while being able to isolate the micron gauge. I go over each and how if you are using the valve core removal tools, you should pressurize the system with refrigerant first before replacing the valve cores.

Most Recent Videos

What HVAC Tech Support Does When A Tech Is Not Prepared!
01:57
Check for Ductwork Problems Before Replacing an HVAC Unit! It Won't Function Right Without This!
09:48
What Inspires Experienced Technicians to Learn & Listen to More HVAC Training?
02:10
Mini Split Condensate Pumps From Aspen by Malco!
03:00
Visually Inspect Capacitors For Failure!
02:08
Our Newest Podcast Episode! Entering High-End Install and Service With The HVAC Doctor!!
01:18
Advice for Residential Techs Moving To VRF Commercial Systems!
01:01
HVAC Thermistor Sizes and Testing!
08:07

AC Service Tech HVAC Training is made possible by continued support from our visitors, customers, and support from these Sponsors!

NAVAC LOGO Black_edited.png
Accutrak Logo
TruTech-Tools-Logo-Main (3)[528].png
HavenRGB-FC w_grey horz.png

AC SERVICE TECH, LLC

Updates List

Thanks for submitting!

Thanks for all your continued support! I appreciate all the comments, questions, and responses that I receive from each of you. I look forward to responding to many more! If you have an HVACR related question, drop it in the comment section of one of the YouTube videos at the AC Service Tech YouTube Channel and I will do my best to respond.

 

For business related inquires email us at info@acservicetech.com

Check back regularly as we are always updating and improving this website!

© 2026 AC Service Tech, LLC.

Terms of Use

Privacy Policy

bottom of page