3-31
DX380LC-7
Truck Loading
Boom lowering can be controlled without hydraulic pump flow
discharge, increasing productivity and fuel efficiency.
1.
Intelligent Floating Boom Mode
To select the Intelligent Floating Boom mode, set the
Intelligent Floating Boom selector switch from "O"
(NORMAL MODE) to "I" (INTELLIGENT FLOATING
BOOM MODE).
Moving joystick in boom-down direction after selecting
Intelligent Floating Boom mode will lower boom by using its
own weight, and the boom will move upwards naturally by
external load forces.
NOTE:
When the Intelligent Floating Boom selector
switch is in "O" (NORMAL MODE) position, the
Intelligent Floating Boom will not operate.
2.
Breaker Mode
To select the breaker mode, set the Intelligent Floating
Boom selector switch from "O" (NORMAL MODE) to "II"
(BREAKER MODE).
Moving joystick in boom-down direction, the boom will be
lowered by its own weight.
However, the boom upward movement is not smooth in
breaker mode where the operator must move the joystick
in boom rising direction.
NOTE:
When the Intelligent Floating Boom selector
switch is in "O" (NORMAL MODE) position, the
Intelligent Floating Boom will not operate.
3.
Temporary Reset Button
If the Intelligent Floating Boom temporary reset button on
the joystick is pressed, additional downward force can be
exerted when lowering the boom during Intelligent Floating
Boom operation.
•
A Type: Two-way or Rotating
•
B Type: Non Two-way and Non Rotating
NOTE:
Pushing the button after setting a joystick one
touch function activates the selected function.
Refer to "Gauge Panel Configuration" on
page 2-57 for more information.
EX1300708
Figure 42
FG018272
O
I
II
Figure 43
DS1603097
A Type
B Type
Figure 44