8-TROUBLESHOOTING
Problem
PossibleCauseCorrection
StuckshuttleleverRepairand,ifnecessary,replacetheshut-
tlelever
NoiseDamagedconverterReplacetheconverter
DamagedoilpumpReplacetheoilpump
Ventilation/CavitationChecktheoillevel.Checktheoilgradient
Seizure(brokengears,shafts,bearings,
etc)
Check,repairand,ifnecessary,replace
Worn-outclutchdisksReplacetheclutchdisks
IrregularconnectionDamagedhydrauliccontrolvalveReplacethecontrolvalves
Electricalsystemfault
Repairtheelectricalsystem
Worn-outclutchdisksReplacetheclutchdisks
DamagedconverterReplacetheconverter
Lowoiltemperature(highoilviscosity)Waitfortheoperatingtemperaturetobe
reached(stalltest)
OverheatingSee“Overheating”
DamagedhydraulicsystemRepairthehydraulicsystem
Thegearremainsengaged
Damaged/stuckshuttleleverRepairand,ifnecessary,replacetheshut-
tlelever
Electricalsystemfault
Repairtheelectricalsystem
DamagedcontrolvalveReplacethecontrolvalve
DamagedhydraulicsystemRepairthehydraulicsystem
Damagedclutchassembly
Repairand,ifnecessary,replacetheclutch
assembly
Lackof4WDpower
transmission
Damaged4WDconnectionassemblyReplacethe4WDconnectionassembly
Hydraulicsystemfault
Repairthehydraulicsystem
DamagedcontrolvalveReplacethecontrolvalve
BrakingsensorfaultCheckand,ifnecessary,replacethebrak-
ingsensors
Electricalsystemfault
Repairtheelectricalsystem
8-6