Section H - Steering
Hydraulic Steering Unit
Dismantling and Assembly
H-6 H-6
9803-9340-8
7 Invert unit and place on a suitable hollow support so
that body does not rest on protruding sleeve, thus
preventing displacement of the new seals. Place ball
23 into check valve hole and fit bush 22.
8 Fit new 'O' ring 10.
9 Fit distributor plate 9 ensuring that holes align. Locate
shaft 11 onto cross-pin 14, noting position of slot.
When rotor 7 is fitted, slot must align with hollows of
rotor as shown at C.
10 Use a suitable piece of rigid flat material, 0.25mm
(0.010 in.) thick, to support the shaft and ensure
positive engagement with the splines of rotor 7.
11 Locate rotor onto shaft, ensuring alignment as at C.
Fit spacing bush 6 into rotor.
12 Fit 'O' rings 4 and 8 each side of body 5, then position
body over rotor.
13 Refit the end plate and fit at least one bolt 2 before
removing support material.
14 Fit remaining bolts, ensuring that special bolt 1 is
correctly located. Tighten all bolts to 29 Nm (22 lbf ft).
Pressure Relief Valve Cartridge
The relief valve (items 29 to 35) is not used in this
application.
229700-1
Fig 5.
229710-1
Fig 6.
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