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CM Lodestar Series User Manual

CM Lodestar Series
24 pages
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10001921 REV AC July 2019
Before installing hoist, fill in the information below.
Model Number
Serial No.
Purchase Date
Voltage
Rated Load
RATED LOADS 1/4 TO 2 TONNES
250 KG TO 2000 KG
WARNING
Follow all instructions and warning for inspecting,
maintaining and operating this hoist.
The use of any hoist presents some risk of personal injury
or property damage. That risk is greatly increased if proper
instructions and warnings are not followed. Before using
this hoist, each operator should become thoroughly familiar
with all warnings, instructions and recommendations in this
manual. Retain this manual for future reference and use.
Forward this manual to operator. Failure to operate equipment
as directed in manual may cause injury.
ELECTRIC CHAIN HOIST
INSTALLATION, OPERATING
& MAINTENANCE MANUAL
ADJUSTABLE CLUTCH MODEL
ADJUSTABLE CLUTCH UNITS IDENTIFIED WITH PRODUCT CODE PREFIX "A"
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CM Lodestar Series Specifications

General IconGeneral
Chain TypeAlloy steel
Operating ConditionsIndoor
Hook SuspensionAvailable
Lug SuspensionAvailable
Trolley SuspensionAvailable
Overload ProtectionAdjustable overload protection
Chain falls1 to 4
Hand chain wheel diameterN/A (Electric hoist)
Hand chainN/A (Electric hoist)
ConstructionHeavy-duty steel housing

Summary

Safety Precautions

Foreword

Specifications

Lodestar D8+ Features

Details specific characteristics of the D8+ model, including its design factor and double brakes.

Accessories

Details available accessories for the Lodestar hoist.

Hook Suspensions

Describes swivel and rigid type hook suspensions recommended for applications.

Latchlok Hooks

Describes CM's Latchlok hooks for replacing standard upper and lower hooks.

Installation

Unpacking Information

Instructions for inspecting the hoist for damage during shipment or handling.

Installing the Suspension

Guides on correctly attaching the suspension assembly to the hoist frame.

Chain Handling Procedures

Attaching Load Chain

Detailed steps for installing the load chain, covering single and double reeved units.

Lower Hook Block Pin

Procedures and precautions for removing and installing the lower hook block pin.

Chain Stop Kit

Instructions on how to install the chain stop kit to secure the load chain.

Cutting Chain

Recommended methods for cutting hardened load chain safely and effectively.

Electrical Connections and Data

External Chain Plate

Information regarding the external chain plate and its part numbers.

Power Supply and Electrical Connections

Guidance on connecting the hoist to the power supply, including voltage requirements.

Voltage Change Board

Details on using the voltage change board to switch between voltage configurations.

Printed Contactor Board

Information on the printed contactor board for dual-voltage Lodestar hoists.

Operating Preparations

Proper Phasing

Ensures correct motor rotation direction by checking phase connections before operation.

Checking for Adequate Voltage

Verifies sufficient electrical power supply to the hoist for proper operation.

Signs of Inadequate Electrical Power

Lists symptoms indicating low voltage conditions affecting hoist performance.

Checking Limit Switch Operation

Verifies the functionality of adjustable screw limit switches for stopping hook travel.

Operating Instructions

General Operating Guidelines

Covers the Load-limiter function and general safe operation principles.

Hoist Operation

Provides specific steps for lifting loads, emphasizing proper positioning and load application.

Safe Operating Instructions

Outlines essential safety rules and procedures for hoist operators.

Stage Operation

Details safe methods for handling and operating the hoist in stage environments.

Inspection and Maintenance

Inspection Overview

Explains the necessity and types of inspections for hoist maintenance.

Preventive Maintenance

Outlines establishing a maintenance program for hoist reliability and safety.

Hook Inspection

Details criteria for replacing hooks due to damage, wear, or deformation.

Hook and Chain Management

Hook Replacement Criteria

Lists specific conditions requiring hook removal from service based on ASME B30.10.

Inspecting the Load Chain

Guides on regular inspection of load chain for wear, damage, and lubrication.

Load Chain Handling

Removal and Installation of Load Chain

Provides detailed methods for removing and installing the hoist's load chain.

Parts and Maintenance

Ordering Instructions

Lists essential information required when ordering replacement parts.

Clutch Adjustment Procedure

Details the steps for adjusting the internal slip clutch setting.

Component Maintenance

Gears Lubrication

Provides guidance on lubricating gearbox components for longevity.

Bearings Lubrication

Information on lubrication requirements for various bearings and bushings.

Chain Guides, Liftwheel Lubrication

Specifies lubrication needs for chain guides, liftwheel, and lower sheave wheel.

Load Chain Lubrication

Advises on cleaning and lubricating the load chain for increased life.

DC Brake Assembly Maintenance

Discusses the DC brake assembly, its air gap, and replacement needs.

Limit Switch Adjustment

Setting Upper Limit Switch

Step-by-step guide for setting the upper limit switch for safe operation.

Setting Lower Limit Switch

Step-by-step guide for setting the lower limit switch for safe operation.

Converting Limit Switch Guides

Instructions on how to convert or change limit switch guide plates.

Mechanical Testing

Testing of Mechanical Overload Protection

Details testing procedures for mechanical overload protection before use.

Electrical Data

Torque Specifications

Notes

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