Komatsu Galeo PC800-8 Shop Manual page 113

10 Structure, function and maintenance standard
No. Check item
Outside diameter of protruding
1
part
Outside diameter of tread sur-
2
face
3 Height of tread
4 Thickness of tread
5 Overall width
6 Width of tread
Clearance between shaft and
7
bushing
Interference between idler and
8
bushing
9 Plug of axial direction
PC800, 850-8
Standard size
875
830
22.5
—
266
69.5
Tolerance
Standard
size
Shaft
–0.120
110
–0.207
Tolerance
Standard
size
Shaft
+0.087
120
+0.037
Standard clearance
0.32 – 0.54
Criteria
Repair limit
—
818
28.5
—
—
—
Standard
clearance
Hole
+0.361 0.401 –
+0.281 0.568
Standard Interference
interference
Hole
–0.036 0.073 –
–0.136 0.223
Clearance limit
—
SEN00382-01
Unit: mm
Remedy
Rebuild or
replace
Clearance
limit
1.5
Replace bush-
ing
limit
—
Replace
5