Subaru XT 1988 Service Manual page 890

4-3 STEERING SYSTEM
No. Parts Inspection Corrective action
1 Input shaft
(1)
Bend of input shaft If bend or damage is excessive, replace entire
(2) Damage on serration
gearbox ASSY.
2 Dust cover (1 ) Crack or damage
If outer wall slips, inner wall slips, lip is
(2) Wear
worn out or damage is found, replace it with
new one.
3 Rack and pinion Poor mating of rack with pinion
(1 ) Adjust backlash properly.
By measuring turning torque of gearbox
and sliding resistance of rack, check if
rack and pinion engage uniformly and
smoothly with each other.
(Refer to "Service limit".)
(2) Keeping rack pulled out all the way so
that all teeth emerge, check teeth for
damage.
Even if abnormality is found in either (1)
or (2), replace entire gearbox ASSY.
4 Gearbox unit
(1 ) Bend of rack shaft
Replace gearbox ASSY with new one.
(2) Bend of cylinder portion
(3)
Crack or damage on
aluminum alloy portion
(4) Wear or damage on rack bush
If free play of rack shaft in radial direction is
out of the specified range, replace gearbox
ASSY with new one. (Refer to "Service
limit".)
(5) Wear on input shaft bearing If free plays of input shaft in radial and axial
directions are out of the specified ranges,
replace gearbox ASSY with new one.
(Refer to "Service I im it".)
5 Boot Crack, damage or deterioration Replace.
6 Tie-rod CP (1)
Looseness of ball joint Replace.
(2) Bend of tie-rod
7
Tie-rod end Damage or deterioration on dust seal Replace.
S Adjusting screw spring
Deterioration Replace.
9
Boot clip Deterioration Replace.
10 D-ring of adjusting
Crack, damage or deterioration Replace.
screw
11
Sleeve Damage Replace.
12 Pipes
(1)
Damage to flared surface Replace.
(2) Damage to flare nut
(3) Damage to pipe
44