Disassembly And Assembly Of Track Roller - Komatsu Galeo PC138US-8 Shop Manual

SEN02712-00
Disassembly and assembly of
track roller
Special tools
Sym-
Part No.
bol
1 790-434-1650
M
2 791-601-1000
Disassembly
1. Remove pin (1), then remove collar (2).
8
5
6
2. Remove floating seal (3) from collar (2) and
roller (4).
2
Part name
t 1
Installer
q 1
Oil pump
10
4
9
3
1
2
11
CLP00790
3. Pull out roller (4) from shaft (5).
a It is filled with 75 – 85 cc of oil, so drain the
1
oil at this point or lay a cloth to prevent the
area from becoming dirty.
4. Remove floating seal (6) (on opposite side)
from roller (4) and shaft (5).
5. Remove collar (8) from shaft (5).
6. Remove bushings (9) and (10) from roller (4).
50 Disassembly and assembly
PC138US, USLC-8