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Manitowoc NTC55 - User Manual

Manitowoc NTC55
168 pages
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Operator Manual
National Crane NTC55

Table of Contents

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Manitowoc NTC55 Specifications

General IconGeneral
BrandManitowoc
ModelNTC55
CategoryConstruction Equipment
LanguageEnglish

Summary

National Crane NTC55 Operator Manual

SECTION 1 INTRODUCTION

GENERAL

General information about the operator manual and crane operation.

Basic Nomenclature

Describes the parts of the National Crane and their nomenclature.

SECTION 2 SAFETY PRECAUTIONS

DANGER

Identifies hazards that will result in death or serious injury if ignored.

WARNING

Identifies hazards that may result in death or serious injury if ignored.

Safety Messages

Alerts to hazardous operating practices and maintenance procedures.

Operator Information

Guidance for crane operators on manual and safety video.

Operational Aids

Information on accessories that assist crane operation.

Crane Stability;Structural Strength

Ensures crane is on firm surface and within capacity.

Load Charts

Represents maximum allowable loads based on tipping or structural limits.

Work Site

Inspection of work site for ground conditions and potential hazards.

Wind Forces

Principles for operating in windy conditions and determining safe operation.

Electrocution Hazard

Precautions for operating near electrical power lines and sources.

SECTION 3 CONTROLS AND OPERATING PROCEDURES

General

Information on controls and operating procedures.

Truck Cab Controls

Controls used in conjunction with the crane.

Outrigger Controls

Procedures for operating outriggers from various locations.

Crane Controls

Detailed description of crane controls and their functions.

Shut Down and Preparation for Road Travel

Steps to properly shut down and prepare the crane for transport.

Dual Axis Controller (Boom Lift;Main Hoist)

Lever for controlling boom lift and main hoist functions.

Dual Axis Controller (Swing;Tele;Aux Hoist)

Lever for controlling swing, telescope, and auxiliary hoist functions.

Main Hoist Speed

Selector switch for controlling main hoist motor speed.

Heater

Information on the diesel powered supplemental heater and its controls.

Equipment Checks

Pre-operation checks to ensure crane readiness.

Crane Warm-up Procedures

Actions to properly warm crane components before operation.

Load Chart

Information on lifting capacities and how to use the load chart.

Lifting

General guidelines for making a lift with the crane.

Hand Signals

Standardized hand signals for crane operations.

Overload Inspection

Procedures for inspecting the crane after an overload.

Boom Inspection

Checklist for inspecting the boom for damage.

Superstructure Inspection

Checklist for inspecting the superstructure for damage.

Carrier Inspection

Checklist for inspecting the carrier for damage.

SECTION 4 SET-UP

Outrigger Setup

Detailed steps for setting up the outriggers.

Proper Leveling of the Crane

Ensures the crane is level within 1% of grade for safe operation.

Setting the Outriggers

Procedure for extending and setting the outrigger beams and stabilizers.

Jib Safety Information

Safety precautions related to jib installation and operation.

Erecting And Stowing The Jib

Procedures for safely erecting and stowing the jib.

Lifting the Rated Load

Information on how to lift the rated load with the crane.

Removable Counterweight

Information on the removable counterweight system.

SECTION 5 LUBRICATION PROCEDURE AND CHARTS

General

General information on lubrication procedures and charts.

Lubricants

Information on recommended lubricants for various crane components.

Hydraulic Oil

Details on hydraulic oil selection, viscosity, and anti-wear additives.

Lubrication Points

Identifies specific points on the crane requiring lubrication.

SECTION 6 MAINTENANCE CHECKLIST

Crane Inspection And Maintenance

Guidelines for regularly scheduled inspection and maintenance.

Inspections

Outlines inspection intervals (daily, weekly, monthly, periodic).

Hoist Cable Inspection And Maintenance

Procedures for inspecting and maintaining the hoist cable.

Wire Rope Replacement

Criteria and procedures for replacing wire rope.

Care of Wire Rope

Proper handling and care of wire rope to prevent damage.

Crane Adjustments and Repairs

Safety and procedures for making adjustments and repairs.

Tire Load And Inflation Table

Table for proper tire inflation based on load.

Specifications

Technical specifications for hydraulic, AC, and hoist systems.

SECTION 7 RATED CAPACITY LIMITER

RCL System Description

Overview of the Rated Capacity Limiter system and its components.

RCL Display

Explanation of the RCL display screens and their functions.

Alert and Limit Symbols

Identification and meaning of RCL alert and limit symbols.

RCL Override Warning

Warning regarding bypassing the RCL and associated risks.

RCL Setup

Steps for configuring the RCL system for crane operation.

Boom Configuration

Setting up the boom configuration within the RCL system.

Counterweight Configuration

Setting up the counterweight configuration in the RCL.

Outrigger Configuration (w;o jib or basket)

Setting up the outrigger configuration in the RCL.

Hoist & Reeving Configuration

Configuring the hoist and reeving settings in the RCL.

Operational Limits

Setting and understanding operational limits within the RCL.

Slew Angle Limit

Setting limits for the crane's slew angle.

WADS Limit

Setting work area definition limits (virtual walls).

Boom Angle Limit

Setting limits for the boom angle.

Radius Limit

Setting limits for the load radius.

Tools

Accessing setup, calibration, and measurement tools.

Diagnostic

Accessing diagnostic information and fault codes.

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