Winnebago 1987-1989 LeSharo Service Manual page 515

FRONT AXLE ALIGNMENT
STEERING BOX HEIGHT SETTING
Example
Supposing
Supposing: P2G =
P'D
=
2 mm (20') toe-out
P1G
=
1 mm (10') toe-out
and P2D
=
1.5 mm (15')
toe-out
mm (10') toe-out
Nil variation
•
I
Then:
• the variation between P1Dand P2D
=
2 mm (20')
to 1.5 mm (15') toe-out
=
a variation towards toe-in of 0.5 mm (5')
• the variation between P1Gand P2G = 1 mm (10')
toe-out to 1 mm (10') toe-in
=
a variation towards toe-in of 2 mm (20')
Now refer the above values to the table on the
previous page:
Variation towards toe-in
Variation towards toe-out
--------- mm ••
P' to
p2
variation {
(R.H. or L.H. wheel) _
. minutes of angle ••
Steering box change of position in mm ••
_f_J
T
7 6 5 •
N
o
:>
CI)
I 2
5 6 7
Correct R.H. Value
L.H. value to be
2
mm
.±..
1
mm
R.H. side = Do not alter steering box position
L.H. side = Remove
2
mm
.±..
1
mm from existing
shim or raise steering box
2
mm
.±.. 1
(depending on
position of steering box).
• After adjusting the steering box height, recheck
then adjust the parallelism to keep the steering
wheel center.
J2-8
Raise steering
box
l H R
Lower steering box
2 mm ± 1 Correct zone