How to remove and replace the JCB Backhoe Loader hydraulic tank



Removal and Replacement

JCB Electronic Service Tool Diagnostic Kit High Quality

Removal

! WARNING

Make the machine safe before working underneath it.

Park the machine on level ground, lower the arms. Apply

the parking brake, put the transmission in neutral and

stop the engine. Chock both sides of all four wheels.

Disconnect the battery, to prevent the engine being

started while you are beneath the machine.

GEN-1-2

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1

Operate the control levers to vent residual pressure.

2

Remove the filler cap and unscrew plug B to drain the

tank.

3

Disconnect and plug the hydraulic hoses D from the

rear of the tank.

Note: Some machine variants may have different return

hose configurations at the tank to those illustrated. Be sure

to disconnect all hoses.

4

Loosen the 2 clips F on the suction hose G. Pull off the

hose at the tank.

5

Support the tank, then unscrew mounting bolts E and

lift tank away from the machine.

Replacement

Replace the tank by reversing the removal procedure.

If a new tank is being fitted, remove the tool box from the

old tank and fit to the new tank.

Apply JCB Threadlocker and Sealer to drain plug B.

When refitting the suction hose G make sure it is correctly

fitted and phased on the tank spigot. There must be at least

12 mm (0.5 in) clearance between the hose and the gearbox

casing. Phase the 2 clips F 180o apart.

Refill with clean hydraulic oil as specified, refer to Section 3

Fluids, Lubricants, Capacities and Specifications.

Operate the machine until the hydraulic oil reaches

operating temperature (50 o C, 122 o F). Stop the engine and

check for leaks.

Torque Setting

Item Nm lbf ft kgf m

B

100 73.76 10.20

F

5 4 0.5

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