September 2016Part No. 1272852 GTH-5519 3-19Section 3 • Repair ProceduresFUEL AND HYDRAULIC TANKS3-2Hydraulic TankHow to Remove the HydraulicTankWARNING Bodily injury hazard. Thisprocedure requires specificrepair skills, lifting equipmentand a suitable workshop.Attempting this procedurewithout these skills and toolscould result in death or seriousinjury and significant componentdamage. Dealer service isstrongly recommended.11 Lift the boom.Lift the boom.2 Open the engine cover and disconnect theand disconnect thebattery negative (-) terminal.battery negative (-) terminal.WARNING Electrocution/burn hazard.Contact with electrically chargedcircuits could result in death orserious injury. Remove all rings,watches and other jewelry.3 Close the oil intake valve.4 Remove the filler cap from the hydraulic tank.5 Place a drain pan or other suitable containerunder the hydraulic tank. Refer to Section 2,Specifications.6 Remove the drain plug from the hydraulic tankand completely drain the tank.CAUTION Bodily injury hazard. Beware ofhot oil. Contact with hot oil maycause severe burns.7 Go under the machine and remove the driveshaft.8 Loosen all the clamps and pull out the hoses.9 Disconnect the electrical harnesses.10 Remove the wire harness from bulb on thehydraulic filter.11 Place a container of suitable size under thehydraulic hoses before disconnecting.NOTICE Used oils must be handled anddisposed of according to localregulations.12 Disconnect all hydraulic hoses.1313 Loosen the bottom clamp and disconnect theLoosen the bottom clamp and disconnect theoil fill hose.oil fill hose.14 Attach a lifting strap from an overhead crane tothe lifting points of the tank.DANGER Crushing hazard. The tank couldbecome unbalanced and fall ifnot properly supported whenremoved from the machine.15 Remove the retaining fasteners securing thetanks to the machine.1616 Lift the tank slightly and push it forwardLift the tank slightly and push it forwardmanually, until you can lower it on the ground.manually, until you can lower it on the ground.