Manitowoc Grove GRT8120, Operator'S Manual

Page: 233 / 448

Grove
Published 3-22-2021, Control # 702-02
4-103
GRT8120 OPERATOR MANUAL OPERATING PROCEDURES
4
Extending/Retracting the Outrigger Jacks - x4
To extend or retract all four O/R jacks at the same time,
perform the following procedure:
1. Using the Jog Dial, or the Arrow Buttons at the
Navigation Control Pad, select the O/R Jack x4 icon
(6, Figure 4-100) (icon will turn orange when selected).
2. Press the Jog Dial, or the OK Button at the ODM, to
make the O/R Jack x4 icon active (icon will turn green
when active).
3. To extend all four O/R jacks at the same time, position
the Outrigger Extend/Retract Switch (17, Figure 3-9) on
the left armrest to the extend position, then press and
hold the Jog Dial or OK Button at the Navigation Control
Pad.
To retract all four O/R jacks at the same time, position
the Outrigger Extend/Retract Switch to the retract
position, then press and hold the Jog Dial or OK Button
at the Navigation Control Pad.
NOTE: While the Outrigger Jack Extend/Retract x4 icon is
active, individual outrigger jacks can be extended
o r r e t r a c t e d b y p o s i t i o n i n g t h e O u t r i g g e r
Extend/Retract Switch to the desired direction,
then pressing and holding one of the four buttons at
t h e J o g D i a l o r N a v i g a t i o n C o n t r o l P a d
(Figure 4-99).
The O/R jack positions correspond to the four
buttons at the Jog Dial and the ODM Navigation
Control Pad.
When extending or retracting all four outrigger jacks at the
same time, the four O/R jack images turn orange to indicate
that they are active. Arrows appear to indicate whether the
jacks are extending or retracting. In following example
(Figure 4-100), the top image shows all four outrigger jacks
are extending and the bottom image shows all four outrigger
jacks are retracting:
FIGURE 4-99
Item Description
1 Left-Front Jack
2 Right-Front Jack
3 Left-Rear Jack
4 Right-Rear Jack
1 2
3 4
1
3
2
4
FIGURE 4-100
Item Description
1 Left-Front Jack
2 Right-Front Jack
3 Left-Rear Jack
4 Right-Rear Jack
5 Steering Wheel (indicates front of crane)
6 O/R Jack x4 Icon
1 2
3 4
5
1 2
3 4
5
10269-6
10269-7
6
6