Installation Instructions
B1700·B2100·B2400 WSM,11770 7
STEERING
Side Cover
1.
Remove
the lock
nut
(2) on the adjusting screw.
2.
Remove
the side cover mounting
screws.
3. Turn the adjusting screw (3) clockwise
to
remove
the
side
cover
(1).
(When reassembling)
.. Apply grease
to
the O-ring.
.. Apply grease
to
the
ring groove, before mounting
the
U-seal
on
it
.
.. Direct the
lip
of
U-seal
inward,
as
shown in
the
figure.
..
Replace
the lock
nut
with
a new one, and
after
adjusting the
backlash between sector gear
.and
ball nut, be sure
to
stake
the
adjusting screw and lock
nut
with
a punch.
48.1
to
55.9 N'm
Lock
nut
4.9
to
5.7
kgf'm
35.4to
41.2 ft-Ibs
Tightening
torque
37.3
to
56.9 N'm
Side
cover mounting
3.8
to
5.8
kgf'm
screw
27.5
to
42.0 ft-Ibs
(1)
Side Cover
(2)
Lock
Nut
(3)
Adjusting Screw
(4)
U-Seal
Sector Gear Shaft
1.
Tap
out
the sector gear shaft (1) toward
the
side cover
while
holding another end
to
avoid dropping.
(When reassembling)
.. Turn the worm shaft (2)
so
that
the ball
nut
(3)
is
centered in
its travel.
Then, install the sector gear shaft
(1)
so
that
the
center
of
its
teeth engages the center
of
the teeth
of
the
ball
nut
(3).
II
NOTE
.. When setting the sector gear
shaft
(1),
take
care
not
to
damage the oil seal and U-seal in the gear box.
(1) Sector Gear Shaft
(2) Worm Shaft
(3) Ball Nut
7-59