MAINTENANCE
SERVICE PROCEDURE
4-29
CHECK AND TIGHTEN TRACK SHOE BOLTS
4
If the machine is used with track shoe bolts (1) loose, they will
break, so tighten any loose bolts immediately.
METHOD OF TIGHTENING (TRACK SHOE BOLTS)
1.
Torque the track shoe bolts to 539 ± 49 N·m (55 ± 5 kg·m). Then ensure the nut and shoes are in close contact
with the link contact surface.
2.
After checking, tighten a further. 120° ± 10°.
METHOD OF TIGHTENING (MASTER CONNECTING BOLT)
1.
First tighten to a tightening torque of 343 ± 39 N·m (35 ± 4 kgf·m) then check that the link contact surfaces are
in close contact.
2.
After checking the link contact surfaces, tighten the bolt by 180° (Allowable range: 0° - 20°).
ORDER FOR TIGHTENING
Tighten the bolts in the order shown in the diagram on the right.
Summary of Contents for 69001
Page 2: ......
Page 3: ...FOREWORD 11 ...
Page 24: ...CONTENTS 1 22 ...
Page 54: ...PRECAUTIONS FOR MACHINE SAFETY 2 30 ...
Page 177: ...OPERATION TROUBLESHOOTING 3 123 ...
Page 178: ...TROUBLESHOOTING OPERATION 3 124 ...
Page 253: ...SPECIFICATIONS 15 ...
Page 270: ...EQUIPPING FIRE EXTINGUISHER AND FIRST AID KIT ATTACHMENTS OPTIONS 6 16 ...
Page 271: ...INDEX 17 ...
Page 272: ...INDEX 7 2 ...
Page 275: ...COLOPHON 18 ...