Komatsu PC210-8 Shop Manual page 1040

UEN00661-00
10. No.1 carrier assembly
1) Assemble No. 1 carrier assembly in the
following procedure.
1] Assemble thrust washer (10), needle
bearing (9), No. 2 planetary gear (8),
and thrust washer (7) into carrier (6).
a If the disassembled carrier is
r e u s e d , r e c o v e r t h e s ta k i n g
remaining on the pin hole (g) in
the carrier in advance.
a Replace thrust washer with new
one.
2] Install pin (5).
a Align the pin hole and the hole in
the carrier before pin is com-
pletely inserted.
a When installing the shaft, be
careful not to damage thrust
washer while rotating the plane-
tary gear.
3] Install pin (4).
a Replace pin with new one.
a Before inserting the pin, check
the orientation so that the 3
pawls (h) on the outer circumfer-
ence of the pin do not seat on the
thin portion of the carrier.
a After inserting the pin, stake at 2
locations (i) around the pin hole
to prevent the pin from coming
out.
a When assembling of the No. 1
carrier assembly is complete,
c h e c k t h a t a l l g e a r s r o t a t e
smoothly.
18
50 Disassembly and assembly
2) Install No. 1 carrier assembly (3).
a Check that all gears are smoothly in
mesh. If the meshing is not proper,
shake the hub in the rotation direction
several times to properly mesh them.
11. Washer
Install washer (2).
a After washer installation, measure the size
(j) from the top surface of the washer to
the top end surface of the ring gear to
check the condition of assembly.
a Gears are properly assembled if the size
(j) is 19 mm or less.
PC210, 230, 240-8