Rigging work
12.6 Rigging/unrigging the counterweight
12 - 72 3 302 819 en Operating manual
GMK3060
13.12.2018
12.6.10 Removing/installing the counterweight on the turntable
You can remove and install a 1.0 t section (3) or a 2.0 t section (2) on the
turntable.
This section describes the procedure using counterweight combinations. You can
also use suitable lifting gear, e.g. a fork lift truck.
Removing
• Assemble the necessary counterweight combination on the counterweight
platform.
– For the 1.0 t section, the 12.6 t (17,700 lbs) counterweight combination.
– For the 2.0 t section, the 11.6 t (25,500 lbs) counterweight combination.
à Version A, p. 12 - 64, à Version B, p. 12 - 66.
Raise the counterweight onto the turntable and pre-tension it;
à p. 12 - 70.
• Unscrew the nuts (1) and remove the
holder (2).
• Remove the bracket on the other side in the
same way.
• Lower the counterweight onto the counter-
weight platform.
• Enter the current rigging mode on the RCL.
G
Danger of overturning when slewing with an incorrectly set RCL!
Before slewing, always check that the current rigging mode is shown on the
RCL display.
This prevents slewing operations from being enabled within the impermissible
ranges, which would cause the truck crane to overturn.
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