Steering Allowance Adjustment - Stiga TC 108 SD Workshop Manual

WORKSHOP MANUAL
TC 108 SD - TC 118 SD
General informations:
The steering allowance should never be exces­
sive if driving is not to be impaired.
Related topics:
[ 6.3] Dismantling of the steering components
Tightening torques
4 Nut for Ring gear ..............................45 ÷ 50 Nm
Map of functional units

STEERING ALLOWANCE ADJUSTMENT

Check that the movement is not caused by loose
linka ge nuts and tighten all the nuts of the tie-rods and
ball joints.
If the movement is due to the ring gear / pinion cou-
pling, it will be necessary to adjust the arrangement of
the set of blocks between the ring gear and the fra me.
Release the spring (1).
1
Loosen the grub screw (3) and lift the steering column
(2) just enough to be able to extract the pinion (3).
Unscrew the nut (4) and take out the whole ring gear
shaft (5) without dismantling the tie-rod (6), being
2
3a
3
6
CHAPTER
4.6
3 3a
careful not to lose the washers (7) and (8) under the
screw head (9).
4
Remove one or both of the shims (10) under the ring
gear according to the amount of allowance to be re-
covered and reposition those removed under the up-
per washer (11) to leave them available for future use.
If the movement is still there after having removed all
the spacers, check and, if necessary, replace the ring
gear/pinion unit, or look for other possible causes.
Upon assembly, make sure the pin (12) is correctly
centred to the chassis housing (13), accurately repo-
sition the two washers (7 - small hole) and (8 - large
hole) under the screw head (9) and fully tighten the
nut (4).
Reassemble the pinion and the ring gear shaft, lining
4 up the two reference points (▶ - ◀) punched on them.
Tighten the grub screw (3a); then reassemble the
steering column (2) using the relative spring (1).
5
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