Slow Air Pressure Buildup Rate

Slow Air Pressure Build-up Rate
* Wheels are chocked/ Start the truck
* Start the timing at 85 PSI/ end timing at 100 PSI
* Bring RPM to 600-900 RPM
* Pressure Build-Up in LESS THAN 2 MINUTES, its GOOD and if its MORE THAN 2 MINUTES is MINOR DEFECT

[@devonscope6222]

Thank you!

[@Kahlon346]

Bro i think we need to release yellow while doing slow air pressure

[@dappytakhar]

U didn’t release the Tractor brake