Posted 1/28/2018 21:08 (#6538705 - in reply to #6538646) Subject: RE: Peterbilt brake issue
North Carolina
When mine done that way back when I had multiple trucks. It was always the regulator valve ( think that is what it is called) over the rear axles. This valve will have 4 lines going to the service side of the chambers and will be plumbed into a supply tank it will also have a line from the foot valve It is not letting enough sir from the tank got to the chambers
Peterbilt brake issue
