Tadano GR-700N, Service Manual

Page: 59 / 200

Y-6 Y-6
Assembly Adjustment (Crane Operation)
46
WY05-3911E
Adjusting top end upper slide plate (3rd boom section to 5th boom section)
1. Make adjustments with each of the boom sections from 4th through top boom fully retracted by the No.3
boom telescoping cylinder.
2. After making the above adjustment, retighten the each of the adjustment bolts in the upper section and in the
side by 1/4 turns, and then fix by using the nuts (both left and right).
3. Lastly, tighten the fixing bolt to the tightening torque of 36 to 40 N-m {370 to 410 kgf-cm} (27 to 30 ft-lbf),
then bend the washer plate to stop the bolt from turning. (If the washer plate does not come to the
appropriate position at the specified torque, position the washer plate to the tightening direction.)
1.2 Adjusting boom head lower slide plate
Refer to the descriptions in "2.4 Shim adjustment at lower part of boom head" of "2. Adjusting clearance for
the boom".
Nut
Adjustment bolt (upper)
Fixing bolt
Washer plate
Adjustment bolt
(side)
Retainer
Slide plate
Nut