Manitowoc Grove GMK 4100L-1, Operating Manual

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Rigging work
12.10 Rigging work on the main boom
12 - 120 3 302 690 en Operating manual
GMK4100L-1
2
3
.1
1.
201
7
12.10.7
Installing/removing the lifting limit switch
Function of the lifting limit switch;
à
p. 11 - 82.
For every reeved hoist rope, you must install a lifting limit switch, attach a
lifting limit switch weight and place it around the hoist rope.
Installing the
lifting limit switch You can attach the lifting limit switch on the right or left side of main boom
head. Install the switch on the side that is closer to the last rope line leading
upwards. There can also be one lifting limit switch installed on each side.
On the left side
•
Plug the lifting limit switch ( 3 ) onto the
bracket ( 2 ) and secure it with the retaining
pin.
•
Lay the cable ( 4 ) so that it will not be
damaged during crane operation, and insert
the lifting limit switch into the socket (
1 ).
On the right side
•
Plug the lifting limit switch ( 3 ) onto the
bracket ( 2 ) and secure it with the retaining
pin.
•
Lay the cable ( 4 ) so that it will not be
damaged during crane operation, and insert
the lifting limit switch into the socket (
1 ).
Connections ( 5 );
à
Lattice extension operating
manual .