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Manitowoc National Crane NBT50 Series User Manual

Manitowoc National Crane NBT50 Series
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NBT50 OPERATOR MANUAL CONTROLS AND OPERATING PROCEDURES
3
National Crane Published 03-23-2018 Control # 243-14 3-1
SECTION 3
CONTROLS AND OPERATING PROCEDURES
SECTION CONTENTS
Crane Theory of Operation . . . . . . . . . . . . . . . . . . 3-2
Crane Software Overview . . . . . . . . . . . . . . . . . . . 3-2
Getting Started . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2
Crane Ignition and Control States. . . . . . . . . . . . . 3-2
Truck Cab Controls . . . . . . . . . . . . . . . . . . . . . . . . 3-3
Truck Cab Ignition Switch . . . . . . . . . . . . . . . . . . . 3-3
Power Take Off (PTO) . . . . . . . . . . . . . . . . . . . . . 3-3
Park Brake . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
Engine Speed Governor . . . . . . . . . . . . . . . . . . . . 3-3
Neutral Start/Safety Switch . . . . . . . . . . . . . . . . . . 3-3
Outrigger Controls . . . . . . . . . . . . . . . . . . . . . . . . 3-3
Crane Level Indicators . . . . . . . . . . . . . . . . . . . . . 3-4
Cab Outrigger Control. . . . . . . . . . . . . . . . . . . . . . 3-4
Ground Station Outrigger Control . . . . . . . . . . . . . 3-4
Crane Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-7
Outrigger Control Box . . . . . . . . . . . . . . . . . . . . . . 3-9
Swing Brake Pedal . . . . . . . . . . . . . . . . . . . . . . . . 3-9
Swing Lock Pedal (Optional). . . . . . . . . . . . . . . . . 3-9
Swing Brake Indicator. . . . . . . . . . . . . . . . . . . . . . 3-9
Swing Brake Control Switch . . . . . . . . . . . . . . . . . 3-9
Swing Horn Button . . . . . . . . . . . . . . . . . . . . . . . . 3-9
Boom Telescope Pedal (Standard with
Aux Hoist) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-9
Foot Throttle Pedal . . . . . . . . . . . . . . . . . . . . . . . . 3-9
Display Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-9
RCL Bypass Switch . . . . . . . . . . . . . . . . . . . . . . . 3-9
Emergency Stop Switch . . . . . . . . . . . . . . . . . . . 3-10
AC/Heater Vent. . . . . . . . . . . . . . . . . . . . . . . . . . 3-10
Crane Ignition Switch . . . . . . . . . . . . . . . . . . . . . 3-10
12V Receptacle . . . . . . . . . . . . . . . . . . . . . . . . . 3-10
Diagnostic Connector . . . . . . . . . . . . . . . . . . . . . 3-10
Level Indicator . . . . . . . . . . . . . . . . . . . . . . . . . . 3-10
Engine Hi/Low Switch . . . . . . . . . . . . . . . . . . . . . 3-10
Crane Function Power Switch. . . . . . . . . . . . . . . 3-10
Remote Power Switch (Optional) . . . . . . . . . . . . 3-10
Work Light Switch . . . . . . . . . . . . . . . . . . . . . . . . 3-10
Dimmer Light Switch . . . . . . . . . . . . . . . . . . . . . . 3-10
Skylight Wiper Switch . . . . . . . . . . . . . . . . . . . . . 3-11
Windshield Wiper/Washer Switch. . . . . . . . . . . . 3-11
Air Conditioning/Heater Controls . . . . . . . . . . . . 3-11
Dual Axis Controller (Boom Lift/Main Hoist) . . . . 3-11
Dual Axis Controller (Swing/Tele/Aux Hoist). . . . 3-11
Seat Back Adjustment . . . . . . . . . . . . . . . . . . . . . 3-11
Seat/Controls Assembly Slide Adjustment Lever 3-11
Seat Slide Adjustment Lever . . . . . . . . . . . . . . . . 3-11
Main Hoist Speed . . . . . . . . . . . . . . . . . . . . . . . . 3-11
Aux Hoist Speed . . . . . . . . . . . . . . . . . . . . . . . . . 3-11
Hoist Rotation Indicator (HRI) Display System . . 3-11
Hoist Rotation Indicators (HRI) . . . . . . . . . . . . . . 3-11
Minimum Wrap Indicator . . . . . . . . . . . . . . . . . . . 3-12
Single Axis Controller (Boom Lift/Hoist Cable . . . 3-12
Single Axis Controller (Swing/Boom Tele). . . . . . 3-12
Adjustable Swing Speed Valve . . . . . . . . . . . . . . 3-12
Heater . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-12
Heater Cold Weather Fuel Mixture . . . . . . . . . . . 3-13
Heater Coolant. . . . . . . . . . . . . . . . . . . . . . . . . . . 3-13
Operating Procedures. . . . . . . . . . . . . . . . . . . . . . 3-14
Equipment Familiarization . . . . . . . . . . . . . . . . . . 3-14
Crane Cab Access. . . . . . . . . . . . . . . . . . . . . . . . 3-14
Equipment Checks. . . . . . . . . . . . . . . . . . . . . . . . 3-14
Cold Weather Operation . . . . . . . . . . . . . . . . . . . 3-15
Crane Warm-up Procedures . . . . . . . . . . . . . . . . . 3-15
Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-15
Transmission . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-15
Hoist. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-15
Swing Drive and Turntable Bearing . . . . . . . . . . . 3-16
Axles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-16
Hydraulic Oil System . . . . . . . . . . . . . . . . . . . . . . 3-16
Anti-two Block Check. . . . . . . . . . . . . . . . . . . . . . 3-16
RCL Check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-16
Hoist System Operation . . . . . . . . . . . . . . . . . . . . 3-17
Work Site Location . . . . . . . . . . . . . . . . . . . . . . . . 3-17
Before Leaving the Truck Cab . . . . . . . . . . . . . . . 3-17
Stowing and Parking . . . . . . . . . . . . . . . . . . . . . . 3-17
Unattended Crane . . . . . . . . . . . . . . . . . . . . . . . . 3-18
Before Making the Lift . . . . . . . . . . . . . . . . . . . . . 3-18
Load Chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-18
Using the Load Chart. . . . . . . . . . . . . . . . . . . . . . 3-18
Lifting the Load . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-19
Shut Down and Preparation for Road Travel . . . 3-19
Standard Remote Control . . . . . . . . . . . . . . . . . . . 3-23
Batteries. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-23

Table of Contents

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Manitowoc National Crane NBT50 Series Specifications

General IconGeneral
BrandManitowoc
ModelNational Crane NBT50 Series
CategoryConstruction Equipment
LanguageEnglish

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