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MAINTENANCE
SERVICE PROCEDURE
CHECK AND TIGHTEN TRACK SHOE BOLTS
If the machine is used with track shoe bolts (1) loose, they will
break, so tighten any loose bolts immediately.
METHOD OF TIGHTENING SHOE BOLT
1.
First, tighten to the tightening torque below, then check that the nut and shoe are in close contact with the link
mating surface.
D85EX: 343 ± 39 Nm (35 ± 4 kgm, 253.2 ± 28.9 lbft)
D85PX: 539 ± 49 Nm (55 ± 5 kgm, 253.2 ± 28.9 lbft)
2.
After checking, tighten a further 120° ± 10°.
METHOD OF TIGHTENING MASTER LINK CONNECTING BOLT
1.
First tighten to a tightening torque of 343 ± 39 Nm (35 ± 4 kgm, 253 ± 29 lbft) then check that the link contact
surfaces are in close contact.
2.
After checking, tighten a further 160° to 180°.
ORDER FOR TIGHTENING
Tighten the bolts in the order shown in the diagram on the right.
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