Peterbilt 348 2017 - Page 196

AXLE
Non-liftable(Non-steerable)Axles
Somesuspensionsrequiredumpvalve
calibration.
Example:Newaydeadaxlesdonot
lift,buttheaircanbedumpedoutof
themtounloadthemwhenempty.Air
pressureiscontrolledviaanadjustable
regulator.Theseaxlesneedtobe
calibratedforload.
Contactyourauthorizeddealeror
axle/suspensionmanufacturerfor
dumpvalvecalibrationprocedures.
4-56Y53-6060-1C1(03/17)
4