Komatsu PC88MR-10 Shop Manual page 1123

18.Removal of spindle
1) Invert travel motor assembly (1a) so that the
travel motor faces upward.
2) Remove fixing tools [9a] (3 pieces or 1 piece)
that were installed in Step 17.
3) Install eyebolts (M16) [10] (2 pieces) to
spindle (2).
4) Sling spindle (2), and remove it from hub (1).
a At this time, floating seal (31) and oil seal
(132) come with it. (For details, see
""Component parts figure"".)
Spindle (2):
25 kg
19.Remove ball bearing
1) Remove floating seal (31) from hub (1).
a Do not reuse removed floating seal (31).
2) Remove ball bearing (24) from hub (1) by
using pin punch [12].
a Lightly and evenly drive in pin punch [12]
to remove ball bearings (24) at 3 or 4
places on circumference of the outer
race.
a Ball bearing (24) may fall if hub (1)
removes from the mating portion. Protect
the hub by spreading the rubber sheet on
the floor.
3) Invert hub (1) so that the final drive faces
upward.
PC88MR-10
50 Disassembly and assembly
4) Similarly, remove another ball bearing (24)
from hub (1).
20.Remove spindle accessory parts
1) Remove floating seal (31) from spindle (2).
a Do not reuse removed floating seal (31).
2) Remove oil seal (132) from spindle (2) by
using pin punch [10a].
a Do not reuse removed oil seal (132).
Power train system
50-95