Grove Published 3-22-2021, Control # 702-02 4-105
GRT8120 OPERATOR MANUAL OPERATING PROCEDURES
Operating the Side Mounted Carrier Work Lights
The carrier has four side lights which can be used to
illuminate the area around the crane (refer to Side Mounted
Carrier Work Lights, page 3-48 for more information).
Switch the carrier side lights on and off by doing the
following:
1. Using the Jog Dial or Arrow Buttons on the Navigation
Control Pad, select the Carrier Side Lights On/Off Icon
(13, Figure 4-94) (icon background will turn orange
when selected).
2. Press the Jog Dial or OK Button on the Navigation
Control Pad once to toggle the lights on (icon will turn
green). Press the Jog Dial or OK Button again to toggle
the lights off.
360° Swing Lock (Optional)
Select the 360° Swing Lock icon (1, Figure 4-104) under the
Crane Function Group to show the 360° Superstructure
Lock/Unlock function screen.
The 360° Superstructure Lock/Unlock function screen
(Figure 4-105) is used to lock the superstructure in position
any where throughout its 360° rotation.
The function screen (Figure 4-105) shows the current swing
angle (1), the Lock and Unlock Icons for operating the lock
function, and the Swing Lock Status Indicator (4)
(locked/unlocked).
In Figure 4-105, the Swing Lock Status Indicator (4) shows
the swing lock is in the unlocked
position.
In Figure 4-106, the Swing Lock Status Indicator (4) shows
the swing lock is in the locked position.
FIGURE 4-103
10269-10
Carrier Side Lights On
Carrier Side Lights Off
10269-11
FIGURE 4-105
9902-13
Item Description
1 Swing Angle
2 Lock Icon
3 Unlock Icon
4
Swing Lock Status Indicator (shown in the
unlocked position)
1
2
3
4