MCi 102D Series Maintenance Manual page 9

102D SERIES MAINTENANCE MANUAL
Knuckle bore: maximum
diameter inches (mm)
1.922 (48.818)
FIGURE 15. Knuckle measurement
Follow this procedure for both the upper and lower
knuckle bores. If either bore's diameter exceeds the limits
in Table 1, remove and replace the knuckle.
4. Measure the inner bore diameter of the axle beam.
Rounding at the top and bottom of the beam is
acceptable.
Measure the axle beam bore at four positions, and at
two specific locations: 0.5 inch (12.7 mm) below the top of
the bore, and 0.5 inch (12.7 mm) above the bottom of the
bore (Figure 16).
FIGURE 16. Axle beam measurement
01-FRONT AXLE
Table 1
Axle Wear Limit Specifications
Beam bore: maximum
diameter inches (mm)
1.7980 (45.6692)
beam bore maximum diameter shown in Table 1 below,
the axle beam requires replacement.
damage.
is worn or damaged, replace the knuckle and arm. If only
the taper on the arm is damaged, replace the arm.
into the knuckle, replace the knuckle.
are tight.
damage. Replace parts that are worn or damaged.
Tie rods and tie rod ends
the tube it if it is worn or damaged.
Replace it if it is worn or damaged. For more details, see
the troubleshooting subsection.
fitting, replace only the seal. If the tie rod end does not
have a fitting, replace the complete tie rod end.
Wheel bearings
inspected or repaired.
hub, and hub cap.
of all bearings. If any of the following conditions exist,
replace the bearing:
Knuckle bushing bore: maximum
diameter inches (mm)
1.796 (45.618)
If the average measurement is greater than the axle
5. Inspect the taper on the tie rod arm for wear or
6. Inspect the hole for taper in the knuckle. If the hole
7. If the king pin has worn through the bushing and
NOTE: If any part of the linkage is loose, check all the
pivot points. Check the pivot points when the linkage is
lubricated.
8. Make sure all pivot points in the steering linkage
9. Inspect the thrust bearing and seal for wear or
1. Inspect the tie rod for wear and damage. Replace
CAUTION
DO NOT repair tie rods.
2. Inspect the tie rod end for wear and damage.
3. If a seal is damaged on tie rod ends with a grease
1. Inspect the wheel bearings when the knuckle is
2. Remove all lubricant from the bearings, knuckle,
3. Inspect the cup, the cone and the rollers and cage
August 2000
Date
1B 9
Page