Komatsu Galeo PC800-8 Shop Manual page 959

Hydraulic excavator
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50 Disassembly and assembly
2)
Bearing
Using tool F3, press fit bearing (34).
a Push the bearing inner race and outer
race at the same time when press fit-
ting. Do not push only the inner race
when press fitting.
a After press fitting the bearing, check
that the case rotates smoothly.
3)
Gear, holder
Assemble gear (26), then fit holder (25)
and tighten bolt (24).
2
Mounting bolt:
3
Mounting bolt:
385 ± 42 Nm {39.25 ± 4.25 kgm}
26
PC800, 850-8
Thread tightener (LT-2)
24
25
CEP00214
4.
Assemble No. 2 carrier assembly as follows.
a There are the remains of the caulking
when the pin is inserted at the end face of
hole (h) at the side of the carrier, so
remove the caulked metal from the inside
diameter of the hole before starting to
assemble.
1)
Assemble bearing (22) to gear (21), fit top
and bottom thrust washers (23) and (20)
and set gear assembly to carrier (17).
22
20
21
23
h
2)
Align position of pin holes of shaft and car-
rier, then tap with a plastic hammer to
install shaft (19).
a When installing the shaft, rotate the
planetary gear, and be careful not to
damage the thrust washer.
3)
Insert pin (18).
a After inserting the pin, caulk the pin
portion of the carrier.
a After assembling the carrier assembly,
check that gear (21) rotates smoothly.
21
19
18
SEN01055-01
17
CEP00226
CEP00227
17

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