Case 590ST - Page 372

8-TROUBLESHOOTING
PROBLEMPOSSIBLECAUSECORRECTION
Damagedcoolingsystem.Repairthecoolingsystem.
Dirtyheatexchanger.
Cleantheheatexchanger.
Unintentionallyactivatedparking
brake.
Deactivatetheparkingbrake.
Excessivesoildepositonaxlewheel
hubs.
Cleantheaxlewheelhubs.
Seizure(brokengears,shafts,
bearings,etc.).
Check,repairand,ifnecessary,
replace.
Brakingforceexternalto
transmission:axleoperating
problem.
Checkandrepairtheaxle.
Draggingofclutchdisks.Repairand,ifnecessary,replacethe
clutchdisks.
Damagedconverter.Replacetheconverter.
Damagedoilthermostat.Replacetheoilthermostat.
Incorrectoillevel.Restoretheoillevel.
Overheating.
Worn-outoilpump.Replacetheoilpump.
Draggingofclutchdisks.Repairand,ifnecessary,replacethe
clutchdisks.
Lowoiltemperature(highoil
viscosity).
Waitfortheoperatingtemperatureto
bereached(stalltest).
Incorrectoilgradient.
Changeoilandlters.
Damagedcontrolvalve.Replacethecontrolvalve.
Wheelrotationwithliftedvehicle
Stuckshuttlelever.Repairand,ifnecessary,replacethe
shuttlelever.
Damagedconverter.Replacetheconverter.
Damagedoilpump.Replacetheoilpump.
Ventilation/Cavitation.Checktheoillevel.
Checktheoilgradient.
Seizure(brokengears,shafts,
bearings,etc.).
Check,repairand,ifnecessary,
replace.
Worn-outclutchdisks.Replacetheclutchdisks.
Worn-outsynchronizerconnection
(onlyforPOWERSHUTTLEmodels).
Replacethesynchronizerconnection
(onlyforPOWERSHUTTLEmodels).
Noise
Worn-out4WDconnection(onlyfor
POWERSHUTTLEmodels).
Replacethe4WDconnection(only
forPOWERSHUTTLEmodels).
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