HVAC Vacuum Problems: 5 Tips for a Micron Gauge Reading Jumping Around!
12:30
Top 6 Gas Furnace Parts That are Blamed or Misdiagnosed as Bad! No Heat!
27:12
40 VACUUM PROCEDURE TIPS for HVAC Techs! Avoid Frustration and Save Time!
18:37
10 Vacuum Pump Hose Setups Used on Air Conditioning Refrigerant Tubing! HVAC Training!
8:19
Schrader Core Removal Mistakes to Avoid
24:37
Refrigerant Recovery Training! Tips, Problems, Best Practices, Setup!
27:35
How to Evacuate an AC system, Full Vacuum Procedure
21:18
Pulling vacuum with sman 460 micron gage/identifying what is leaking / cause of not holding vacuum
12:54