MCi 102D Series Maintenance Manual page 16

102D SERIES MAINTENANCE MANUAL
Put a block of wood and a hydraulic jack under the
bottom of the knuckle. Raise the knuckle until the pointer
on the dial indicator stops (Figure 35).
Figure 35. Jacking a Knuckle
e. Repeat steps b. and c. with the axle in full right
turn and full left turn positions.
f. The end play must measure between 0.001 and
0.025 inch (p.025 to 0.635 mm) in all axle positions.
If the knuckle binds or the end play is zero, remove
some shim from the pack.
If the end play measures more than 0.025 inch (.635
mm) add shims to the pack.
Procedure 2: Checking end play with the wheel
installed on the vehicle
a. Install a dial indicator: make sure the indicator's
base in on the axle center. Make sure the indicator's tip is
on the center of the knuckle cap. The indicator's tip can
also be put on the knuckle (Figure 36).
01-FRONT AXLE
HARD
WOOD BLOCK
Figure 36. Dial Indicator Positioned
b. Use a lever to lift the knuckle to measure the
end play.
c. The end play must measure between 0.001 and
0.025 inch (p.025 to 0.635 mm) in all axle positions.
If the knuckle binds or the end play is zero, remove
some shim from the pack.
If the end play measures more than 0.025 inch (.635
mm) add shims to the pack.
CAUTION
Make sure the draw key is installed completely
and the locknut is tightened to the specified
torque. If the draw key is not installed correctly,
the king pin and axle center will be damaged.
9. Install the lock nut on the threaded draw keys and
tighten them to 30 to 45 lb ft (41 to 54 N m) (Figure 37).
August 2000
Date
1B 16
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