Case 590ST - Starter Motor Troubleshooting

8-TROUBLESHOOTING
Startermotor
PROBLEMPOSSIBLECAUSECORRECTION
Toolowspecicdensityandbattery
level.
Inspectthebattery.
Poorignitionswitchcircuitconnection
orcontact.
Replacethewiringharnessandthe
ignitionswitchorstartermotorruns
tooslowly.
Thestartermotordoesnotrun.
Malfunctionofthecoilorofthe
magneticswitchpull-incylinder.
Replacethemagneticswitch.
Thepiniongeardoesnotengagewith
theringgear.
Repairorreplacetheclutchandthe
controllever.
Thestartermotorrunningcannot
cranktheengine.
Slidingclutch.
Replacetheclutch.
Anomalousbushingwear.Replacestarter.
Wearonpiniongearorringgear
toothtips.
Forringgeardamagecontactdealer.
Anomalousnoise.
Poorpiniongearsliding.Replacestarter.
Thepiniongearsprings.Poorignitionswitchreturn.Replacetheignitionswitch.
Fieldcoilloss.
Magneticswitchcoilburnt,etc.
Piniongeardisengagementfault
causedbyacoilshortcircuitinthe
magneticswitch.
Replacethemagneticswitch.
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