HYDRAULICTM 5-3805-262-20CHAPTER 11SYSTEM MAINTENANCECHAPTER OVERVIEWThis chapter contains the information you’ll need to maintain the:******Bucket Tilt Cylinder AssembliesLines and FittingsLift Cylinder AssembliesBucket Clam Cylinder AssembliesHydraulic ReservoirH y d r a u l i c F i l t erIt gives you information on how to repair or replace the components thatare within the scope of organizational maintenance.ParaBucket Tilt Cylinder AssembliesMaintenance . . . . . . . . . . . . . . . . . . . 11-1Inspection . . . . . . . . . . . . . . . . . . . . 11-1aReplacement . . . . . . . . . . . . . . . . . . . 11-1bReturn-to-Dig ControlMaintenance . . . . . . . . . . . . . . . . . . . 11-2Lines and Fittings Maintenance . . . 11-3Hydraulic Pump to ControlValve Assembly . . . . . . . . . . . . . . 11-3aHydraulic Pump to Reservoir . . . 11-3bControl Valve Assembly toLoader Bucket Assembly . . . . . . 11-3cControl Valve Assembly toBucket Tilt CylinderAssemblies . . . . . . . . . . . . . . . . . . 11-3dControl Valve Assembly toLift Cylinder Assemblies . . . . 11-3eParaLoader Bucket Assembly . . . . . . . . 11-3fLift Cylinder AssembliesMaintenance . . . . . . . . . . . . . . . . . . . 11-4Inspection . . . . . . . . . . . . . . . . . . . . 11-4aReplacement . . . . . . . . . . . . . . . . . . . 11-4bBucket Clam Cylinder AssembliesMaintenance . . . . . . . . . . . . . . . . . . . 11-5Inspection . . . . . . . . . . . . . . . . . . . . 11-5aReplacement . . . . . . . . . . . . . . . . . . . 11-5bHydraulic Reservoir Maintenance . . 11-6Inspection . . . . . . . . . . . . . . . . . . . . 11-6aOil Level Check and AddingOil . . . . . . . . . . . . . . . . . . . . . . . . . 11-6bDraining and Refilling . . . . . . . . 11-6cHydraulic Filter Maintenance . . . . . 11-7Servicing . . . . . . . . . . . . . . . . . . . . . 11-7aFilter Assembly . . . . . . . . . . . . . . . 11-7bNOTEI n f o l l o w i n g p a r a g r a p h s , r e s o u r c e s r e q u i r e d a r e n o t l i s t e d u n l e s s t h eya p p l y t o t h e p r o c e d u r e . P e r s o n n e l r e q u i r e d a r e l i s t e d o n l y i f t h e t a skrequires more than one. If PERSONNEL REQUIRED is not listed it means oneperson can do the task, The normal standard equipment condition to starta maintenance task is engine off, loader parked on level surface, bucketlowered to surface, and parking brakes applied. EQUIPMENT CONDITION isn o t l i s t e d u n l e s s s o m e o t h e r c o n d i t i o n i s r e q u i r e d b e s i d e s t h o s eindicated above.11-1
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