Komatsu PC500LC-10R Shop Manual page 627

60 MAINTENANCE STANDARD
No. Item
Outside diameter of the pro-
1
truding portion
2 Outside diameter of the tread
3 Height of tread
4 Thickness of tread
5 Overall width
6 Width of the tread
Clearance between bushing
and support
7
(total of both clearances at
outside and inside)
Clearance between the shaft
8
and bushing
Interference between the id-
9
ler and bushing
PC500LC-10R
Judgment criteria
Standard dimensions
704
660
22
35
209.2
52.1
0.46 to 0.86
Standard Tolerance
dimen-
Shaft
sions
-0.120
100
-0.207
Standard Tolerance
dimen-
Shaft
sions
+0.087
107.6
+0.037
MAINTENANCE STANDARD OF IDLER
Repair limit
-
648
28
29
-
-
-
Standard
clearance
Hole
+0.360
0.340 to
0.567
+0.220
Standard in-
terference
Hole
-0.027
0.064 to
0.149
-0.062
Unit: mm
Remedy
Repairing by
build-up weld-
ing or replac-
ing
Allowable
clearance
Replace the
bushing
Allowable in-
terference
-
60-23