Peterbilt 348 2017 - Page 63

VEHICLERECOVERYANDSPRINGBRAKES
WARNING!
Donotoperateavehiclewhenthe
springbrakeshavebeenmanually
released.Drivingavehicleafterits
springbrakesaremanuallyreleased
isextremelydangerous.Thebrakes
maynotfunction.Failuretocomply
mayresultindeath,personalinjury,
equipmentorpropertydamage.
WARNING!
Alwayssecurethevehiclewith
wheelchocks,chains,orother
safemeanstopreventrollingbe-
foremanuallyreleasingthespring
brakes.Releasingthespringbrakes
onanunsecuredvehiclecouldlead
toanaccident.Thevehiclecould
roll,whichmayresultindeath,per-
sonalinjury,equipmentorproperty
damage.
Tomoveavehicleimmobilizedby
thespringbrakesduetolossofair
pressureinthebrakesystem,perform
thefollowingprocedure:
1.Removethe
capfromthespring
chamber.
2.Removethe
releasestud
assemblyfromthe
sidepocket,and
removetherelease
nutandwasherfrom
thereleasestud.
3.Slideoutthe
releasestud.
4.Inserttherelease
studthroughthe
openinginthespring
chamberwherethe
capwasremoved.
Insertitintothe
pressureplate.Turn
thereleasestud1/4
turnclockwiseinthe
pressureplate.This
securesthecross
pinintothecrosspin
areaofthepressure
plateandlocksitinto
themanualrelease
position.
5.Assemblethe
releasestudwasher
andnutonthe
releasestud.
(03/17)Y53-6060-1C12-21
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