Inspection (Fig. 61)
Replace cage (12) if it is bent, cracked, or broken.
1.
Corrosion that can not be cleaned up with light polishing
is not acceptable.
2.
3.
Replace spring (11) if flattened or distorted.
Replace thrust washer (10) if flat surfaces are pitted,
gouged, or distorted.
4.
Replace thrust bearing (9) if bent, distorted, or the
needles do not spin freely.
Figure 62
5.
Replace rollers (7) or cam (8) if any of the following
conditions occur:
A. Contact surfaces have excessive spalling or pit-
ting. Peeling, gouges, or nicks are present.
B. Corrosion that can not be cleaned up with light
polishing is present.
C. Roller ends are worn or scored. The rolling sur-
face of the roller has any flat spots.
6.
Replace garter spring (6) if it is distorted in any way
that the rollers (7) are not held snuggly by the cam (8)
and cage (12) when assembled (Fig. 62).
Figure 63
7.
Replace ball bearings (4) if any of the following
conditions occur:
1
A. Play between bearing races and balls is exces-
sive. The bearing cage is cracked or distorted.
B. The inner or outer bearing races are cracked, dis-
torted, discolored from over heating, or corroded.
C. The balls are nicked, distorted, discolored from
over heating, or corroded.
2
8.
Replace oil seal (13) if its metal ring is distorted or
bent. Distortion, cracks, or tears of the rubber seal is not
acceptable.
Figure 64
2.
1.
Thrust bearing
Cam
9.
Replace adapter plate (14) if the contact surface with
the oil seal is nicked, cracked, or distorted (Fig. 65).
CONTACT SURFACE
Figure 65
Front Wheel Drive (4WD)
Workman 4000 Series
Page 10 – 33
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