ABB IRB 760 Series Product Manual page 332

4 Repair
4.7.2 Replacing the gearbox, axes 2- 3
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332
Action
Fit the lock screw in the lower arm to secure
axis 2.
CAUTION
Tighten by hand!
Release the brakes of axis 2 to rest the
weight of the axis against the lock screw.
Release the brakes of axis 3 to rest the
weight of the axis against the pallets.
Remove the two plastic screws in the upper
end of the balancing device.
Note
Keep the plastic screws. They will be refit-
ted later.
Insert two screws, M12x50 in the holes to
neutralize the spring force. Screw in the
screws until they have proper contact with
the cylinder inside.
The length of the cylinder is now locked
and the balancing device is unloaded. It
should now be possible to easily rotate the
balancing device.
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Note
xx1000001101
xx1000001111
See the previous figure!
Product manual - IRB 760
3HAC039838-001 Revision: M