Komatsu 830E-AC Shop Manual page 166

Dump truck, serial numbers a30001-a30035
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FIGURE 7-18.
16. Attach wire lifting hooks to piston (23). Use the
lifting hooks to pull the piston from pulley
adapter (21).
FIGURE 7-19.
17. Remove seal rings (22) and (24) from the
piston.
C7-12
18. Support beneath the pulley to prevent it from
dropping to the bench. Remove bolts (9) and
lockwashers (8).
19. Install lifting eyebolts to the shaft and bearing
retainer assembly. Use a suitable lifting device
to lift the assembly from the pulley. Remove O-
ring seal (13).
NOTE: It may be necessary to use a soft rubber
mallet to separate the shaft and bearing retainer from
the pulley.
Fan Clutch
FIGURE 7-20.
FIGURE 7-21.
C07001

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