Track Frame And Recoil Spring - Komatsu PC20R-8 Shop Manual

TRACK FRAME AND RECOIL SPRING

2
1
No. Check item
Vertical width of
1
idler guide
Horizontal width of
2
idler guide
3 Recoil spring
Steel
shoe
Rubber
shoe
40-6
3
Item
Track frame
Idler support
Track frame
Idler support
Standard size
Free Preloaded
length length
248 206.4
248 188.4
Criteria
Standard
Repair limit
size
108 112
106 102
161 165
159 155
Repair limit
Installed Free
load length
2000 kg 241.8
2860 kg 241.8
RKP01671
Unit: mm
Remedy
Build up by
welding
Build up by
welding or
replace
Build up by
welding
Build up by
welding or
replace
Installed
load
Replace
1780 kg
2625 kg
PC20R-8 PC27R-8