92 - 14
Section E
Hydraulics
9803/6400
Section E
92 - 14
Issue 2*
Slew Motor
*
26 Final checks after assembling.
Open the inlet and outlet ports and apply 30 kgf/cm
2
(427 lbf/in
2
) pilot pressure to the brake release port.
(Take care as oil will be discharged from the drain port).
Check that the drive shaft can be rotated smoothly for at
least one full revolution by applying a torque of approx.
39.32 Nm (29 lbf ft).
Note: If the shaft does not turn, the unit has not been
assembled correctly so dismantle again and inspect.
27 Degrease the mating faces of the gear unit ring gear 64
and motor housing 25 and apply Multi-gasket to the ring
gear.
Motor Assembly/Cylinder Assembly
Assembly (cont’d)
28 Attach the motor with hexagonal bolts and spring
washers.
Size: 19 mm
Tightening torque: 103 Nm (76 lbf ft).
29 Attach the level gauge A with a pipe wrench, setting the
height as shown.
A