Zoomlion ZCC1100, Operator'S Manual, Page: 147 / 291

Operator’s Manual for Crawler Crane
Crane
Operation
4-7
CAUTION
The horn can only be actuated in emergency condition to warn the person in the vicinity
of the crane.
4.1.4 Left control panel
On
On
Off
Off
H3 Free Fall
Free Fall Chief
H2 Free Fall
H1 Free Fall
Off
Off
On
On
2
3
4
1
Figure 4-5 Left control panel
When the crane has free-fall function, the left control panel will be described in the table 4-5.
Table 4-5 Description of left control panel (crane with free-fall function)
No.
Names of the
switches
Remarks
1 Free-fall master switch
Turn on this switch before any free-fall operation of hoisting
winch.
2 H1 free-fall switch
In order to carry out free-fall operation of H1 winch, the
operator must first turn on “free-fall master switch”, and then
switch on “H1 free-fall switch”.
3 H2 free-fall switch
Control the free-fall operation of H2 winch. The operating
method is the same as above.
4 H3 free-fall switch
Control the free-fall operation of H3 winch. The operating
method is the same as above.
For reference only.
Operators manual should be consulted and adhered to.