Komatsu 830E-AC Shop Manual page 180

FIGURE 7-56.
• Rear (notched) wear sleeve (4) is NOT
interchangeable with front wear sleeve (39).
The inside diameter of the rear wear sleeve is
color coded blue.
• Note the direction of the lead pattern on the
sleeve. The wear sleeve must be installed
with the pattern leading in the correct
direction in order to prevent leakage from
occurring.
• Use extreme care when handling the wear
sleeve. The slightest nicks or scratches may
cause leakage.
16. Coat the inside diameter of rear (notched) wear
sleeve (4) and the wear sleeve diameter of the
fan mounting hub with Loctite Primer N and
#242 (or equivalent). Locate the sleeve so the
notch in the sleeve will be aligned with the small
lube hole in the shoulder. Using tooling (D),
press the wear sleeve onto the fan mounting
hub until it is flush with the shoulder.
C7-26
17. Coat the outside diameter of rear bearing (14)
and the mating surface of bearing retainer (11)
with Loctite Primer N and #609 or equivalent.
The end of the bearing with the notch is
installed first. Using tooling (F) or equivalent,
press the bearing into the bearing retainer.
Press ONLY on the outer race of the bearing
until the bearing bottoms out in the bore.
18. Install internal snap ring (15).
Fan Clutch
FIGURE 7-57.
FIGURE 7-58.
C07001