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WORKSHOP MANUAL
Map of functional units
TC 108 SD - TC 118 SD
Toothed sectors (10) are secured to the ring gear (5)
by screws and nuts (11).
When replacing, be careful to assemble sectors with
the flared part of the teeth facing down.
Check ring gear allowance (5) compared to the pin
(12); if excessive, replace the bearing.
Unscrew the three nuts (13), remove the support (14)
and slide out the bearing (15) to replace.
Release the spring (1).
Loosen the grub screw (3a) and lift the steering col-
umn (2) just enough to be able to extract the pinion
(3).
A) Dismantling the steering pinion and ring gear
Remove the tie-rod (6), unscrew the nut (4) and take
out the whole ring gear shaft (5) being careful not to
lose the washers (7) and (8) under the screw head (9).
General informations
Related topics
Steering geometry adjustment
Tightening torques
4
Nut for Ring gear .............................45 ÷ 50 Nm
11
Nuts for toothed sector fastening ..10 ÷ 15 Nm
13
Nuts for bearing fastening .............25 ÷ 30 Nm
DISMANTLING OF THE STEERING
COMPONENTS
CHAPTER
REVISION
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