Komatsu F30791, Shop Manual

Page: 237 / 298

DISASSEMBLY OF THE IDLER
H When dismantling the idlers, all seals must be substi-
tuted.
H Remove the cap (1) and drain the oil.
Quantity of oil: approx. 70 cc.
1 - Disconnect the group (3) from the supports (2).
2 - Remove the screws (5) and their washers (5).
3 - Using a press, take out the pin (6) and remove the
supports (2) and the lateral seals (7).
4 - Remove the bushings (8).
ASSEMBLY OF THE IDLER
.
To re-assemble, reverse the dismantling procedure.
H Use a press for the finalassembly.
1 - Fill up with oil.
Oil: 70 cc.
2 - Tightening the cap (1).
30-55
REMOVAL AND INSTALLATION IDLER
PC20R-8 PC27R-8
RKPA3550
3
2
RKP06260
4
6
5
8
3
2
7
8
7
2
5
4
1