Komatsu PC200-8M0, Shop Manual

Page: 1034 / 1254

SEN06144-00
50-300
18
PC200, 200LC, 220, 220LC-8M0
300 Power train
Disassembly and assembly of final drive assembly
3) Install lock plate (24).
a
Install the lock plate so that the
splines (A) of the motor and the lock
plate are in full contact.
2 Mounting bolt threads:
Adhesive (LT-2)
a
Do not apply the adhesive (LT-2) to
the thread portion of the nut.
7. No. 2 planetary carrier assembly
1) Assemble No. 2 planetary carrier accord-
ing to the following procedure.
a
Replace thrust washers (20) and (23)
as well as pin (17) with new ones.
a
There is trace of punching on the end
face of carrier side hole (e) which was
caused when the pin was inserted
and locked. Before pin installation,
remove the protrusion in the pin hole
as a result of punching.
1] Install needle bearing (22) to No. 2
planetary gear (21). Fit upper and
lower thrust washers (20) and (23)
and set the gear assembly to No. 2
planetary carrier (19).
2] Align the pin holes on shaft (18) and
the carrier, and install shaft (18) by
tapping it lightly with a plastic ham-
mer.
a
Install the shaft, while rotating
No. 2 planetary gear (21) with
care not to damage the thrust
washer.
3] Insert pin (17).
a
When inserting the pin, take care
that the three claws (parts (f)) on
the periphery of the pin will not
be placed on the thin-wall parts
of No. 2 planetary carrier (parts
(g)). The thin-wall part may be on
the opposite side depending on
carriers. Check each carrier and
avoid setting any claw of the pin
to the thin-wall part. If there is a
groove, avoid the groove.
a
After assembling the No. 2 plan-
etary carrier, check that No. 2
p l a n e t a r y g e a r ( 2 1 ) r o t a t e s
smoothly.
a
After the pin is inserted, punch
the pin (B) on the carrier.