Komatsu PC210 - 24.2.3 CHECK AND TIGHTEN TRACK SHOE BOLTS

3-32
PC210/240-ENG
24.2.3 CHECK AND TIGHTEN TRACK SHOE BOLTS
If the machine is used with track shoe bolts a loose, they will break,
so tighten any loose bolts immediately.
Method for tightening
1. Tighten first to a tightening torque of 390 ± 40 Nm (40 ± 4 kgm, 290
± 30Ib ft) , then check that the nut and shoe are in close contact with
the link mating surface.
2. After checking, tighten a further 120
o
± 10
o
.
Order for tightening
Tighten the bolts in the order shown in the diagram. After tightening,
check that the nut and shoe are in close contact with the link mating sur-
face.
24. SERVICE PROCEDURE