CHASSIS
3-3Z580/Z593/Z595 Diesel Service Manual
3
6. Install new tapered bearing cups by pressing each
bearing cup into the caster fork hub so that the thick-
er part of the taper is pressed in fi rst. The bearing
cups should seat against the shoulder inside the
frame.
Section view of caster fork hub (Fig. 009):
7. Pack the upper and lower tapered bearings with
grease (No. 2 general purpose lithium base or
molybdenum grease) (Fig. 010).
Fig 009 tapered bearing cup install
Fig 010 IMG_7719a
8. Install the lower bearing into the caster fork hub (Fig.
011).
A. Tapered Bearing Cup (2)
B. Caster fork hub (sectioned)
C. Machined shoulder inside caster fork hub (2)
Fig 011 IMG_7722
A
B
C
A
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