Komatsu PC88MR-10 Shop Manual page 1272

60 Maintenance standard
Track shoe
Triple grouser shoe
No. Item
Grouser height
1
Overall height of shoe
2
3 Plate thickness
4 Lower base length of
grouser
5
6
Upper base length of
7
grouser
8
60-20
(PC138-DTL8-034-K-00-A)
Standard dimension
20
26
Criteria
Repair limit
12
18
6
20
16
14
10
12
Unit: mm
Remedy
Rebuild by
build-up
welding or
replace
PC88MR-10