Manitowoc National Crane NBT40-1 Series User Manual

National Crane 3-29-2018 Control # 610-00 4-11
NBT40-1 SERIES OPERATOR MANUAL OPERATING CONTROLS - CRANE
4
Releasing button (1) will lock knob in place and maintain
engine speed.
Decrease Engine Speed - Push in and hold center button (1)
push knob (2) in to slow engine speed.
Incremental Speed Adjustment - Rotate knob (2) clockwise
to increase speed and counterclockwise to decrease engine
speed.
Hand throttle must be positioned as indicated in Figure 4-6 to
operate foot throttle (4, Figure 4-4) properly.
Emergency Stop Switch
Equipment emergency stop switch (12, Figure 4-3) is located
on ground control console and is used to shut down chassis
engine. Push red button in to shut down engine, rotate the
knob and pull out to resume normal operation.
Operator Cab/Ground Control Ignition
Switch
Operator Cab/Ground Control Ignition Switch (13, Figure 4-3)
is located on cab control console and controls chassis
engine and crane control power. The igniton switch has four
positions. OFF shuts down engine and cab power, ON
activates chassis engine ignition as well as all cab power,
ACC is ground control power and Start is chassis engine
start.
Chassis ignition key must be OFF before chassis engine can
be started from crane cab.
Aux Hoist Speed (if equipped)
Auxiliary hoist speed selector switch (15, Figure 4-3) is
located on left seat armrest. It is a three position switch (on-
on-on), placarded as rabbit (fast) hoist motor speed and
turtle (slow) hoist motor speed.
Auxiliary Hoist Minimum Wrap Indicator
When auxiliary hoist is down to last rope layer the minimum
wrap indicator (16, Figure 4-3) will flash intermittent and
minimum wrap buzzer (2, Figure 4-5) will sound
intermittently.
When amount of rope left on hoist reaches minimum wrap;
indicator light will be constant, buzzer will be constant and
hoist will be disabled by minimum wrap sensor system.
AC/Heater Vent
The cab has air conditioner and heating vents (17,
Figure 4-3), located on control panel, behind panel. and to
left of operator.
Receptacle
This 12 volt accessory outlet (18, Figure 4-3) is located on
lower part of front control panel and is designed to mate with
most 12 volt adapter plugs.
Radio Remote/Aerial Power Switch (if
equipped)
To operate controller, remote/aerial power switch (19) located
on cab overhead console (Figure 4-3) must be activated.
Crane
control power switch (20) must be turned OFF.
Operator cab/ground control Ignition Switch (13) and chassis
igniton must all be OFF.
When radio remote control is activated, crane controls will
be de-activated.
Crane Control Power Switch
Crane control power switch (20, Figure 4-3) is located on
right overhead console. Switch has two positions: OFF de-
activates all power from ground level controls on arm rests,
cab outrigger controller, and from swing brake unlock
(assuring brake stays locked). OFF position prevents
inadvertent operation of these functions and assures swing
brake is set when equipment is not powered. ON position will
restore power to joy stick controllers, swing brake and cab
outrigger hand controls.
Hydraulic Tool Circuit Switch (if equipped)
Hydraulic tool circuit switch (21, Figure 4-3) is a two position
rocker switch, ON and OFF, located on the right overhead
console. It enables power for optional tool circuit.
Cab Work Light Switch
Cab work light switch (22, Figure 4-3) is a two position rocker
switch, ON and OFF, located on right overhead console. It
turns on cab mounted work lights.
Skylight Wiper Switch
Skylight wiper switch (23, Figure 4-3) is located in overhead
console. This is Hi - Lo toggle type switch with 6 intermittent
positions, (intermittent timing is 2-15 seconds).
1
2
3
7462-9
FIGURE 4-6

Manitowoc National Crane NBT40-1 Series Specifications

General

Brand	Manitowoc
Model	National Crane NBT40-1 Series
Category	Construction Equipment
Language	English