Service Manual

Table Of Contents
SteeringSystemProblems
Problem
PossibleCauseCorrectiveAction
Steeringcomponents(e.g.rodends,
steeringcylinders,steeringstops)are
wornorbinding.
Inspectsteeringcomponentsandrepair
orreplaceifnecessary.
Verifyandadjustrodendandsteering
stoplengthsandadjustifnecessary.
Oilsupplytothesteeringcontrolvalve
isinsufcient(tractionchargeandlift
circuitsaffectedaswell).
Verifychargepressure;refertothe
InfoCenterSERVICE–INPUT/OUTPUT
–TRACTION–TRACTIONINPUTS
FRONTTRACTIONandREAR
TRACTIONreadingswhilethemachine
isstationary.
Verifygearpump(P4)performance;
refertoGearPump(P4)FlowT extin
theHydraulicSystemchapterofthis
manual
Reliefvalve(RV1)inthemainmanifold
isstuck,leakingordamaged.
Cleanthereliefvalveandreplacethe
seals.
Replacereliefvalveifnecessary.
Steeringpriorityvalve(EC1)inthe
mainmanifoldisfaulty.
Cleanthereliefvalveandreplacethe
seals.
Replacethepriorityvalveifnecessary.
Steeringissluggish,operatespoorlyor
isinoperative.
Steeringcontrolvalveiswornor
damaged.
Rebuildorreplacethesteeringcontrol
valve.
Turningsteeringwheelturnswheelsin
thewrongdirection.
Hydraulichosestothesteering
cylindersareconnectedincorrectly.
Correcthydraulichoseconnections.
Thehydraulicuidlevelinthehydraulic
tankislow(otherhydrauliccircuit
performanceisaffectedaswell).
Adjustthehydraulicuidlevel.
Gearpumps(P3andP4)arenoisy
fromcavitation(steering,traction
charge,liftcircuitandattachmentcircuit
performanceisaffected).
Thesuctionlterorsuctionlineis
damaged,loose,orclogged.
Secure,cleanorreplacethesuction
lterorsuctionline.
Troubleshooting:SteeringSystemProblems
Page3–30
Outcross9060
18234SLRevD