CASE CONSTRUCTION 1107EX-D - Cab Steering and Leveling Controls - Troubleshooting

8-TROUBLESHOOTING
Cabsteeringandlevelingcontrols-Troubleshooting
Problem
PossibleCauseCorrection
Nosteeringorexcessive
effortrequiredtosteer
IncorrectoillevelinthetankFillwiththecorrectoiltypeandquantity
Airinthesystem
Checkthesystempressure
PumpreliefvalvefaultyReplacethereliefvalve
WornpumpReplacethepump
LeakingpowercylinderEliminatetheleak
DamagedvalvespoolReplacethespool
BrokenordamagedsteeringcolumnInspectandrepair
DamagedorwornmeteringelementReplacethemeteringelement
Thesteeringwanders
Excessiveclearanceintheballjointsofthe
steeringconnectingrods
Inspectandreplace
LeakingpowercylinderEliminatetheleak
Controlvalvespoolstuckorworn
Replacethespool
DamagedorwornmeteringelementReplacethemeteringelement
Frontwheelsoscillating
whensteering
LeakingpowercylinderEliminatetheleak
Controlvalvespoolstuck
Replacethespool
DamagedorwornmeteringelementReplacethemeteringelement
NoisypumpIncorrectoillevelinthetankFillwiththecorrectoiltypeandquantity
Airinthesystem
Checkforlooseconnectionsordamaged
linesDraintheoilfromthesystem
WaterinoilDrainandchangetheoil
WornpumpReplacethepump
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