Manitowoc National Crane 1400A User Manual

National Crane Published 12-21-2012 Control # 103-06 3-3
3
1400A OPERATORS MANUAL OPERATING CONTROLS & PROCEDURES
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Remote Engine Throttle
The remote engine throttle is located under the crane cab
door (Figure 3-2) and is used to control the engine speed
when operating the outriggers. Pull out to increase engine
speed and turn clockwise to lock. Turn counterclockwise to
unlock and push in to reduce engine speed.
Outrigger Controls
The outrigger component controls are used to set the
outriggers. Check the load chart for the proper outrigger
configuration.
Outrigger Control Boxes
The outrigger control boxes (2) are located on the side of the
crane (Figure 3-1) and contain the outrigger controls.
Handheld Outrigger Control
An optional handheld outrigger control (7) is available for the
crane cab.
Extend/retract Switch
The extend/retract switch (3) is used in conjunction with the
outrigger selector switches to control the outrigger functions.
Outrigger Selector Switches
The outrigger selector switches (4) are used to select the
outrigger component. To extend or retract an outrigger
component, first select the component with the outrigger
selector switch, then select extend or retract with the extend/
retract switch.
Center Front Stabilizer Switch
The center front stabilizer switch (5) is used to lower and
raise the center front stabilizer. To operate the center front
stabilizer, press the center front stabilizer switch and then
press extend/retract switch.
NOTE: The center front stabilizer automatically retracts if
any of the other components are adjusted and
must be reset if lifting is to be continued.
FIGURE 3-1
6
4
3
5
4
1
2
3
5
4
7
2
Item Description
1 Primary Level Indicator
2 Outrigger Control Box
3 Front Center Stabilizer Switch (optional)
4 Outrigger Selector Switches
5 Extend/Retract Switch
6 Secondary Level Indicator
7 Hand Held Outrigger Control (Optional)
Reference Only

Manitowoc National Crane 1400A Specifications

General

Brand	Manitowoc
Model	National Crane 1400A
Category	Construction Equipment
Language	English