Grove Published 7-23-2020, Control # 668-02 4-167
GRT9165 OPERATOR MANUAL OPERATING PROCEDURES
A full turn from this working position is divided into two
semi-circles (Figure 4-201).
Angles in the left semi-circle are displayed as negative
values (0° to -179.9°),
Angles in the right semicircle will be shown as positive (0° to
180°).
Currently Raised Load
The display (Figure 4-202) shows the sum of the payload +
lifting gear + hook block.
Maximum Load
The display (Figure 4-203) shows the maximum load that
can be lifted in the current rigging mode with the current
working radius.
Degree of Utilization
The degree of utilization shows the weight of the current load
as a percentage of the maximum possible load. Display (2,
Figure 4-204) shows the percentage value. Display (1)
shows the ranges in different colors:
RCL Early Warning
If approximately 90% of the maximum permissible load is
exceeded, an RCL early warning will be issued.
- An intermittent buzzer tone will sound.
After five seconds, you can switch off the buzzer
tone using button (2, Figure 4-205).
- The lamp (3) lights up.
- Display (1) shows the current degree of utilization,
e.g. 80%; the bar is green.
Green: 0 – 90%
Yellow: approx. 90 – 100%
Red: greater than 100%