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Manitowoc National Crane NBT30H-2 User Manual

Manitowoc National Crane NBT30H-2
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Operator Manual
National Crane NBT30H-2

Table of Contents

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Manitowoc National Crane NBT30H-2 Specifications

General IconGeneral
BrandManitowoc
ModelNational Crane NBT30H-2
CategoryConstruction Equipment
LanguageEnglish

Summary

National Crane NBT30H-2 Operator Manual

SECTION 1 INTRODUCTION

General

Provides general information about the operator manual.

Supplemental Information

Details on additional manuals and resources for the crane.

Notice to Owner/User

Instructions for reporting accidents, malfunctions, and equipment damage.

Basic Nomenclature

Describes the terminology used for crane parts throughout the manual.

SECTION 2 SAFETY PRECAUTIONS

SAFETY MESSAGES

Explains the use of safety alert symbols and signal words to denote hazards.

GENERAL

Emphasizes operator responsibility and basic safety principles for equipment operation.

ACCIDENTS

Procedures to follow after an accident or equipment damage.

OPERATOR INFORMATION

Requirements for operators regarding manual and safety video understanding.

Safety Alert Symbol

Explains the meaning and use of the safety alert symbol.

Signal Words

Defines DANGER, WARNING, and CAUTION signal words for hazard severity.

OPERATOR QUALIFICATIONS

Defines a qualified person and requirements for crane operators.

OPERATIONAL AIDS

Describes accessories that provide information or control crane functions.

Rated Capacity Limiter (RCL) Systems (If Equipped)

Explains the function of RCL systems in monitoring and preventing overloads.

Anti-Two-Blocking Device

Discusses the importance and testing of the anti-two-block system.

Two-blocking

Explains the hazard of two-blocking and how to prevent it.

Working Area Limiter (If Equipped)

Details the function of a working area limiter as an operational aid.

EQUIPMENT STABILITY/STRUCTURAL STRENGTH

Emphasizes ensuring equipment stability and structural integrity before lifting.

Load Charts

Explains the purpose of load charts and their importance for safe operation.

Work Site

Discusses the importance of inspecting the work site for safe operation.

WIND FORCES

Provides basic principles for operating in windy conditions and the effect of wind on loads.

Wind Speeds

Details how to determine permissible wind speeds and capacity reduction factors.

Lifting Operations

Outlines general guidelines for performing a lift safely and effectively.

Counterweight

Discusses the importance of proper counterweight installation for lift stability.

Outrigger Lift Off

Explains the occurrence of outrigger lift-off and its implications for stability.

Multiple Equipment Lifts

Advises against multiple equipment lifts and outlines safety precautions if performed.

Tilt-Up Panel Lifting

Provides specific precautions for performing tilt-up panel lifts with two hoist lines.

Pile Driving and Extracting

Outlines approved operating requirements for pile driving and extracting.

ELECTROCUTION HAZARD

Warns about the dangers of operating near electrical power lines and sources.

Set-Up and Operation

Details precautions for setting up and operating near electrical power sources.

Electrocution Hazard Devices

Discusses the limitations of devices designed to protect against electrical hazards.

Special Operating Conditions and Equipment

Addresses operation during electrical thunderstorms and near transmitter towers.

Grounding the Equipment

Explains the procedure for grounding the equipment to prevent static electricity.

ENVIRONMENTAL PROTECTION

Covers proper disposal of hazardous waste and environmental regulations.

MAINTENANCE

Emphasizes the importance of regular maintenance for crane safety and longevity.

Lubrication

Provides guidelines and precautions for lubricating the equipment.

Tires

Details inspection and maintenance for tires, including safety warnings.

HOIST ROPE

Discusses inspection, care, and replacement of hoist ropes.

Wire Rope

Provides detailed information on wire rope inspection, removal criteria, and handling.

Engine

Covers fueling, fire extinguisher location, and engine checks.

TRANSPORTING THE EQUIPMENT

Outlines procedures and checks for safely transporting the equipment.

TRAVEL OPERATION

Provides guidelines for safe operation while traveling with the equipment.

WORK PRACTICES

Covers safe operating practices for personnel and equipment.

Job Preparation

Details essential steps for preparing the equipment and work area before operation.

Working

Outlines operator responsibilities and safe working procedures during operation.

Lifting

Provides essential guidelines and precautions for safe lifting operations.

Hand Signals

Explains the use of standardized hand signals for crane operation.

JIB

Details safety procedures for erecting, stowing, and using the jib.

PARKING AND SECURING

Provides instructions for safely parking and securing the equipment when unattended.

SHUT-DOWN

Lists the steps for properly shutting down the equipment.

COLD WEATHER OPERATION

Offers recommendations and precautions for operating the crane in cold weather.

OVERLOAD INSPECTION

Outlines inspections required after an overload condition is detected by the RCL system.

Boom Inspection

Provides a guide for inspecting the boom sections for damage and wear.

Superstructure Inspection

Details inspection points for the superstructure and its components.

Carrier Inspection

Outlines inspection points for the carrier and its associated systems.

SECTION 3 CONTROLS AND OPERATING PROCEDURES

GENERAL

Introduces the section covering crane controls and operating procedures.

Truck Cab Controls

Describes the controls located in the truck cab used in conjunction with crane operations.

Truck Cab Ignition Switch

Explains the requirement for the truck ignition switch to be ON for crane operation.

Power Take Off

Details the function and proper usage of the Power Take Off (PTO) system.

CRANE CONTROLS

Identifies the location and function of the crane's control stations and their components.

Emergency Stop Switch

Explains the function and operation of the emergency stop switch.

Anti-Two-Block Warning

Describes the indicator light and alarm for two-block or extension overload conditions.

Outrigger Control Box (Pendent)

Details the operation of the handheld outrigger control box for outrigger functions.

Crane Level Indicators

Explains the use of level indicators to ensure the crane is properly leveled.

Control Console

Describes the main operator control console and its functions.

Stop/Run/Start Switch

Explains the operation of the main power switch for the truck and crane.

Boom Telescope Control Lever

Details how to operate the lever for extending and retracting the boom.

Hoist Control Lever

Explains the operation of the lever for raising and lowering loads.

Swing Control Lever

Describes the operation of the lever for rotating the crane superstructure.

Boom Lift Control Lever

Details how to operate the lever for raising and lowering the boom.

Foot Throttle

Explains the function of the foot throttle for controlling engine speed.

Load Charts

Guides on how to use load charts to determine lifting capacities.

Rated Capacity Limiter (RCL) Display Module

Describes the RCL display and its role in providing operational information.

RCL Override Key Switch

Explains the function of the RCL override key switch for disabling safety features.

OPERATING PROCEDURES

Introduces the section detailing how to operate the crane.

Equipment Checks

Lists essential pre-operation checks for safe equipment use.

Cold Weather Operation

Provides recommendations for operating the crane in arctic conditions.

CRANE WARM-UP PROCEDURES

Details procedures for warming up crane components before operation.

Hydraulic Oil System

Discusses operating limits and warm-up procedures for the hydraulic oil system.

Anti-Two Block Check

Explains the procedure for checking the functionality of the anti-two block system.

RCL Check

Outlines the steps to verify the proper operation of the Rated Capacity Limiter.

HOIST SYSTEM OPERATION

Provides general rules and precautions for hoist system operation.

WORK SITE LOCATION

Advises on selecting a suitable and safe work site for crane operations.

Before Making the Lift

Lists essential steps to take before initiating a lift operation.

LOAD CHART

Explains the design and purpose of load charts for safe operation.

Using the Load Chart

Guides on how to interpret and use load charts for determining lifting parameters.

Lifting the Load

Outlines general guidelines for performing a lift safely after proper setup.

RATED CAPACITY LIMITER

RCL System Description

Details the components and function of the Manitowoc RCL system.

RCL Operating Mode Screen

Explains the display and warnings associated with the RCL operating mode.

Slew Angle Limit

Describes how to set slew angle limits within the RCL system.

RCL Setup

Guides on configuring the RCL system for crane operation.

Outrigger Configuration (Optional)

Explains how the Outrigger Monitoring System displays outrigger positions.

TARE Function

Details how to use the TARE function to calculate net load weight.

Operating Mode

Explains the RCL operating mode screen and its key functions.

Operational Limits

Covers setting operational limits such as slew angle and radius limits in the RCL.

DIAGNOSTIC

SHUT DOWN AND PREPARATION FOR ROAD TRAVEL

Unattended Crane

Discusses considerations for leaving the crane unattended and safe configurations.

CRANE REMOTE CONTROL (OPTIONAL)

Crane Remote Control Activation

Details the steps required to activate and use the crane remote control.

SECTION 4 SET-UP

GENERAL

Introduces the section on how to perform various setup tasks for the crane.

Outrigger Setup

Provides comprehensive instructions for setting up the outriggers for stable operation.

Proper Leveling of the Crane

Explains the critical importance of leveling the crane within 1% of grade.

Bubble Level Adjustment

Details the procedure for checking and adjusting the bubble level indicator.

Site Selection

Advises on choosing a stable and level surface for outrigger placement.

Setting the Outriggers

Guides on the systematic process of extending and setting all outriggers.

Outrigger Monitoring System (OMS) (Optional—Standard in North America)

Describes the OMS function in identifying outrigger beam positions for RCL setup.

EXTENSION SAFETY INFORMATION

Provides critical safety precautions and guidelines for using crane extensions.

SIDE FOLDING SWING AROUND EXTENSION OPERATION

Details the procedures for deploying the side folding swing around extension.

Deployment Procedure

Step-by-step instructions for safely deploying the swing around extension.

Stowing Procedure

Provides instructions for safely stowing the swing around extension.

EXTENSION REMOVAL

Outlines the steps required to remove the extension from the boom.

Extension Maintenance

Covers routine maintenance required for the extension.

ANTI-TWO BLOCK WEIGHT INSTALLATION

Details the procedure for installing the anti-two block weight.

MULTI-PART LINE REEVING

Explains how multi-part line reeving enables lifting heavier loads.

Lifting a 30 Ton (60,000 lb) Load

Provides specific requirements for lifting a 30-ton load.

HOIST CABLE INSTALLATION

Step-by-step guide for installing the hoist cable.

WEDGE SOCKETS

Explains how to properly install wedge sockets for secure cable attachment.

Terminator Wedge Installation

Details the procedure for attaching a terminator wedge socket.

Wedge Socket Installation

Provides instructions for correctly installing a wedge socket.

Dead-end Rigging

Illustrates ANSI approved methods for treating wire rope dead-ends.

SECTION 5 LUBRICATION PROCEDURE AND CHARTS

GENERAL

Introduces the section on lubrication procedures and charts for crane maintenance.

Environmental Protection

Covers proper disposal of waste and environmental regulations related to lubricants.

Lubricants

Discusses lubricant selection based on availability and operating conditions.

Arctic Conditions Below -9°C (15°F)

Provides recommendations for using fluids in sub-zero temperature conditions.

Chassis Grease

Details the type and application of chassis grease for lubrication.

Hydraulic Oil

Explains the importance of selecting proper hydraulic oil for system performance and life.

Standard Hydraulic Oil

Specifies the standard hydraulic oil and its acceptable operating temperature range.

Arctic Hydraulic Oil

Recommends petroleum-based fluids for colder environments and specifies limits.

Hydraulic Oil Inspection

Outlines procedures for inspecting hydraulic oil condition and filter status.

LUBRICATION

Emphasizes establishing a regular lubrication schedule for component longevity.

Lubrication Points

Identifies various points on the crane requiring lubrication and their recommended intervals.

Hoist Brake Oil

Explains how to check, drain, and add oil to the hoist brake system.

Hoist Gearbox Oil

Guides on checking, draining, and filling the hoist gearbox with oil.

Hydraulic Oil Reservoir Level

Describes how to check and maintain the hydraulic oil reservoir level.

WIRE ROPE LUBRICATION

Explains the importance and methods of lubricating wire rope for longevity and protection.

CARWELL® RUST INHIBITOR

Introduces Carwell® Rust Inhibitor and its protective properties.

Protecting Cranes From Rusting

Discusses common causes of crane corrosion and preventive measures.

Cleaning Procedures

Provides guidelines for cleaning the crane to help protect against corrosion.

Inspection and Repair

Recommends inspections after cleaning and procedures for repairing paint damage.

Application

Details how and when to apply the rust inhibitor treatment.

SECTION 6 MAINTENANCE CHECKLIST

CRANE INSPECTION AND MAINTENANCE

Outlines regularly scheduled inspection and maintenance intervals for peak condition.

Inspections

Lists inspection intervals conducted to ensure safe and proper operation.

Daily Inspections/Pre-use

Details essential checks to be performed by the operator at the start of each day.

Weekly Inspections

Lists items to be checked weekly by the operator.

Monthly Inspections

Lists items to be checked monthly by maintenance personnel.

Periodic/Annual Inspection

Outlines inspections to be performed at least every three months, including records.

Special Boom Inspection

Describes a thorough boom inspection requiring disassembly if not done recently.

Stability

Emphasizes checking unit stability throughout the working area annually or after changes.

HOIST CABLE INSPECTION AND MAINTENANCE

Covers frequent and periodic inspections and maintenance of the hoist cable.

Dynamic Shock Loads

Explains how abnormal loads can shorten wire rope life expectancy.

Precautions and Recommendations During Inspection

Provides safety precautions and recommendations for performing inspections.

Inspection

Outlines daily, monthly, and quarterly inspection requirements for hoist cable.

Wire Rope Replacement

Discusses factors and reasons for replacing wire rope.

Care of Wire Rope

Provides guidelines for handling wire rope to prevent damage and ensure safety.

CRANE ADJUSTMENTS AND REPAIRS

Covers safety information before starting adjustments and repairs.

Boom Extension Cable

States that replacement cables must be obtained from Manitowoc Crane Care.

Extension Jack Service and Maintenance

Details service and maintenance for extension jacks, including oil types.

Lubrication

Recommends adding lubrication oil to pivoting sections quarterly.

Rust Prevention

Advises checking rams for rust and corrosion every three months.

HYDRAULIC SYSTEM

Covers requirements and maintenance for the hydraulic system, including the oil cooler.

Crane Operating Speeds

Lists the operational speeds for various crane functions like rotation and boom movement.

Outrigger Speeds

Details the operating speeds for outrigger beam and jack extension/retraction.

SPECIFICATIONS

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