Komatsu 830E-AC Shop Manual page 178

Dump truck, serial numbers a30001-a30035
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FIGURE 7-50.
11. Coat the inside diameter of the bearing and the
fan mounting hub bearing journal with Loctite
Primer N and #609 (or equivalent). Place the
front
bearing
retainer
position on the fan mounting hub. Ensure the
notch in the bearing is aligned with the bearing
dowel pin. Do not allow the seal lip to come in
contact with the Loctite. Press the bearing onto
the hub using tooling (D) until it contacts the
wear sleeve.
Wipe any lubricant or sealer from the seal
lip. The seal lip is teflon and must remain
dry for proper sealing to occur.
Spin the bearing retainer at least 25 revolutions
to ensure proper rotation of the bearing and to
burnish the seal.
C7-24
sub-assembly
into
Fan Clutch
FIGURE 7-51.
12. Install clutch hub (29) on the fan mounting hub
assembly (42) with the open end down. (No
special timing is necessary.)
FIGURE 7-52.
13. Install external snap ring (28) to hold the clutch
hub in place.
C07001

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