Manitowoc National Crane NBT40-1 Series User Manual

4-2 3-29-2018 Control # 610-00
OPERATING CONTROLS - CRANE NBT40-1 SERIES OPERATOR MANUAL
CONTROLS AND OPERATING PROCEDURES
This section contains information on controls and operating
procedures to include:
• Chassis Cab Controls
• Outrigger Controls
• Equipment Controls
• Operating Procedures
• Outrigger Setup
• Hoist System Operation
• Work Site Location
• Load Chart/Reach Diagram
• Lifting the Load
• Shutdown and Preparation for Travel
CHASSIS CAB CONTROLS
Chassis cab controls described are those controls that are
used in conjunction with equipment controls.
Chassis Cab Ignition Switch
Chassis cab ignition switch must be OFF in order for ground
control ignition switch to be operable.
Power Take Off
Manual Shift Control
PTO is engaged when knob on dash or floor is pulled out and
disengaged when knob is pushed in. Chassis gear shift lever
must be in neutral and clutch depressed whenever knob is
moved.
Air Shift Control
PTO is engaged when switch is moved to apply air to PTO
and disengaged when switch is in OFF position. Chassis
gear shift lever must be in neutral and clutch depressed
when switch is moved. Transmission selector lever must be
returned to “N” for stationary vehicle operation. Power take-
off may be disengaged while in any transmission range
provided that the load has first been removed from PTO.
Electric Shift Control
Full torque electric shift PTO’s are controlled by a switch. To
operate, disengage clutch, shift to fourth or fifth gear, and
operate switch DOWN to engage PTO or UP to disengage
PTO. Return gear shift to neutral and engage clutch.
Power Shift Control
If vehicle is equipped with automatic transmission, power
take-off must be engaged with engine at idle. See
transmission manufacturer’s instructions for special
procedures.
Park Brake
Chassis brake must be firmly set before leaving cab to begin
operation. If ground surface is icy or slick or is sloped, you
may be required to help immobilize chassis with wheel
chocks.
Engine Speed Governor
Some diesel engines are equipped with a variable speed
governor which overrides engine speed governor. If
equipped, two knobs in the cab select between equipment
operation and normal driving operation.
Neutral Start/Safety Switch
Chassis must be equipped with neutral/start safety switch on
chassis transmission. Check occasionally to ensure it is
working correctly and repair if it is not.
GROUND CONTROLS
Ground Controls are those controls located in equipment
operator control station cab and ground station outrigger
controls.
CRANE CAB CONTROLS
Crane cab controls are located in crane operator control
station (cab) and are used for all crane functions. See
(Figure 4-3) for control station identification. For best control
response, run engine at governed RPM when operating
equipment.
NOTE: Operator must be in crane cab seat and armrest
must be lowered for crane ground controls to
operate properly.
Outrigger Controls
Outrigger Controls are used to set outriggers. There are
three ground level control stations for operation of
outriggers. One is a cab handheld outrigger control (1,

Manitowoc National Crane NBT40-1 Series Specifications

General

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