operators_manual
Table Of Contents
SUSPENSION
WARNING!
Ensurethatavehicleisparkedand
thewheelschockedbeforebegin-
ningthisprocedure.
CAUTION
Completingthisprocedurewillen-
ableyoutosafelyreachthenearest
authorizedPeterbiltrepairfacilityto
haverideheightandpinionanglere-
setusingtheproperequipmentand
technique.Dothisassoonaspossi-
bletoavoidpotentialdrivelinedam-
age.
NOTE
Suitablewheelchocksareatamin-
imuman18-inch(46cm)long4x4.
1.Ensurethatthetractorisfullyladen
duringthisprocedure.Donotuse
theseproceduresonavehiclethatis
notladen(bobtail).
2.Ensuretheairsupplyanddelivery
plumbingoftheheightcontrolvalve
isconsistentwiththefollowing
illustrations.
TypicalHeightControlValve(Location
onVehicle)
TypicalHeightControlValve(Rear
ViewLookingForward)
1.AlignmentDowel
NOTE
•Atleastoneofthemounting
holesintheheightcontrolvalve
bracketwillbeslottedtopermit
rotatingthevalve.
•Ondual-valvesystems,begin
withtheLHvalveonthenext
step.
3.Loosenthefastenersmountinga
heightcontrolvalvetoitsbracket.
4-58Y53-6060-1C1(03/17)
4