Kubota M6800S Workshop Manual page 345

M6800 · M6800S · M8200 · M9000, WSM
Separating Power Steering Hydraulic Pump [Individual Flow
Type]
1. Put the parting marks (1), (2), (3), (4) on the flange (5), front
housing (6), center plate (7), housing (8) and housing cover (9).
2. Unscrew the housing cover mounting nuts and separate the
power steering pump (10) from the three point system hydraulic
pump (11).
(When reassembling)
Housing cover mounting
Tightening torque
nut
(1) Parting Mark
(2) Parting Mark
(3) Parting Mark
(4) Parting Mark
(5) Flange
(6) Front Housing (Three Point System
Hydraulic Pump)
Disassembling Power Steering Hydraulic Pump
1. Remove the housing cover (1).
2. Remove the backup elements (4) and seal elements (5).
3. Take out bushings (6), (9) and gears (7), (8).
(When reassembling)
• Install the driven gear (8), noting its direction as shown in the
figure.
• When installing the bushings (6) and (9), be sure to reassemble
them to the each original position.
• Take care not to damage the seal elements and O-rings.
• After reassembly, check the smooth rotation of the hydraulic
pump (for example, mount arm an approx. 100 mm (3.94 in.) long
to the drive gear and rotate its arm slowly for smooth rotation).
(1) Housing Cover
(2) O-ring
(3) Housing
(4) Backup Element
(5) Seal Element
(6) Bushing
7-S6
STEERING
39.2 to 44.1 N·m
4.0 to 4.5 kgf·m
28.9 to 32.5 ft-lbs
(7) Center Plate
(8) Housing (Power Steering Pump)
(9) Housing Cover
(10) Power Steering Pump
(11) Three Point System Hydraulic
Pump
W1012665
(7) Drive Gear
(8) Driven Gear
(9) Bushing
(a) Inlet
(b) Outlet
W1013065
KiSC issued 03, 2008 A