Manitowoc GROVE GMK4090 - Page 933

Malfunctions during crane operation
14.5 Emergency operations and programs
Operating manual 3 302 736 en 14 - 37
GMK4090
xx.xx.xxxx
Tables for
approaching the
locking points
The extent to which the telescoping cylinder has to be extended in order to
reach a locking point depends on whether you want to lock:
– the telescoping cylinder or
– a telescopic section.
Locking points for the telescoping cylinder
The following table shows the extended length for locking the telescoping
cylinder.
s
Table for locking the telescoping cylinder
Telescopic
section
Locking point at fixed
length
Extended length of tele-
scoping cylinder
in % in mm (in ft)
Telescopic
section
I
0
50
100
5
4,152
8,301
(0.02)
(13.62)
(27.23)
Telescopic
section
II
0
50
100
343
4,450
8,557
(1.13)
(14.60)
(28.10)
Telescopic
section
III
0
50
100
663
4,710
8,759
(2.18)
(15.45)
(28.74)
Telescopic
section
IV
0
50
100
932
4,845
8,759
(3.06)
(15.90)
(28.74)
Telescopic
section
V
0
50
100
1,181
4,970
8,759
(3.87)
(16.30)
(28.74)