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Valustar CM 624 R - User Manual

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Operating, Maintenance
& Parts Manual
24761
Electric Chain
Rated Loads
1/4 through 2-Tons
250 through 2000 kg.
®
F
ollow all instructions and warnings 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 the hoist operator.
Failure to operate the equipment as directed in the manual
may cause injury.
Before using the hoist, fill in the information below. Refer to
the hoist identification plate.
Model Number ____________________________________
Serial Number______________________________________
Purchase Date ____________________________________
Voltage ____________________________________________
Rated Load ________________________________________
TM
624-R

Table of Contents

Questions and Answers

  • T
    Teresa WilsonAug 20, 2025
    What to do if Valustar Scales hook moves in wrong direction?
    • A
      Angela WellsAug 20, 2025
      If your Valustar Scales hook moves in the wrong direction, the issue could stem from a few causes. Check the wiring connections at the control station against the wiring diagram to ensure they are correctly configured. For single-phase units, the motor cut-out switch may be failing to effect dynamic braking during reversal; inspect the switch connections and replace any damaged switches or faulty capacitors. For three-phase units, a phase reversal might be the cause, so refer to the installation instructions.
  • W
    Wesley WilliamsonAug 25, 2025
    Why is my Valustar CM 624 R Scales operating sluggishly?
    • J
      Jennifer RiceAug 25, 2025
      If your Valustar Scales hook operates sluggishly, several factors could be responsible. An excessive load could be the cause, so reduce it to the capacity limit indicated on the hoist identification label. Low voltage can also lead to sluggish operation, so correct any low voltage conditions. For three-phase units, a phase failure or unbalanced current in the phases might be the issue. Lastly, a dragging brake can impede performance, so check and adjust the brake.
  • C
    christina98Aug 27, 2025
    What to do if Valustar CM 624 R hook lowers but won't raise?
    • A
      Autumn FriedmanAug 27, 2025
      If the hook on your Valustar Scales lowers but will not raise, several potential issues could be at play. First, check for an excessive load. An open hoisting circuit, caused by an open or shorted winding in the reversing contactor coil, a loose connection or broken wire, or non-making control station contacts, could also be the culprit; check electrical continuity and repair or replace any defective part. For single-phase units, the motor cut-out device may not be operating correctly; inspect the switch connections, actuating bar, and contact for any sticking or damage, and check the centrifugal mechanism for loose or damaged components, replacing defective parts as necessary. For three-phase units, a phase failure could be the cause.
  • D
    Danielle MitchellAug 31, 2025
    Why won't my Valustar Scales hook lower?
    • J
      Jay NunezAug 31, 2025
      If the hook on your Valustar Scales raises but will not lower, the problem could be due to an open lowering circuit. This may be caused by an open or shorted winding in the reversing contactor coil, loose connections or a broken wire in the circuit, or control station contacts not making; check electrical continuity and repair or replace any defective part. For single-phase units, the motor cut-out switch may not be operating correctly.
  • M
    Mr. Christopher RiveraSep 4, 2025
    How to fix Valustar CM 624 R hook that does not stop promptly?
    • J
      jeffrey54Sep 4, 2025
      If the hook on your Valustar Scales does not stop promptly, it could be due to a slipping brake, so check the brake adjustment . Alternatively, the issue could be an excessive load.
  • V
    Virginia MedinaSep 7, 2025
    Why does my Valustar CM 624 R hook lower when hoisting?
    • H
      Hailey StokesSep 7, 2025
      If the hook on your Valustar Scales lowers when the hoisting control is operated, the cause might be a phase failure (for three-phase units).
  • E
    erikschultzNov 11, 2025
    How to troubleshoot Valustar CM 624 R hook not responding?
    • E
      Erica GreeneNov 12, 2025
      If the hook on your Valustar Scales does not respond to the control station, several issues could be the cause. First, ensure there is voltage at the hoist by checking the main line or branch circuit switch, replacing any blown fuses, or resetting tripped circuit breakers. For three-phase units, a phase failure might be the problem, indicated by an open circuit, grounded connection, or a fault in the supply system, hoist wiring, contactor, motor leads, or windings; in this case, correct the power supply and repair or replace any defective parts after checking for electrical continuity. An open control circuit due to a faulty transformer, contactor coil, loose connection, broken wire, or malfunctioning control station contacts can also be responsible, requiring a check for electrical contin...
  • J
    Judy DoyleNov 15, 2025
    Why is the motor on my Valustar Scales overheating?
    • J
      Juan BranchNov 15, 2025
      If the motor of your Valustar Scales overheats, there are several potential causes. First, check for an excessive load, and reduce it to the capacity limit indicated on the hoist identification label. Low voltage could also be the issue, so correct any low voltage conditions. Extreme external heat can cause overheating; if the ambient temperature exceeds 104°F (40°C), limit the frequency of operation, improve ventilation, or shield the hoist from radiant heat. Frequent starting or reversing can also lead to overheating, so avoid excessive inching, jogging, or reversing to prolong the life of the motor and contactor, and reduce brake wear. For three-phase units, a phase failure or unbalanced current in the phases could be the cause. Also, check if the brake is dragging and, if so, adjust th...

Summary

CM Hoist Parts and Services Availability

United States Master Parts Depot

Lists authorized master parts depots in the United States for CM hoists.

Canadian Service Centers

Lists authorized service centers located in Canada for CM hoists.

Safety Precautions

General Warnings

Critical safety instructions to prevent death or serious injury from hoist operation.

General Cautions

Important safety instructions to prevent minor or moderate injury from hoist operation.

Hoist Safety Guidelines

Choosing the Right Hoist

Select hoist based on capacity, job requirements, and load type.

Pre-Operation Inspection

Visually inspect hoists before use for operational safety and condition.

Proper Hoist Usage

Guidelines for safe operation and avoiding operational hazards.

Safe Lifting Practices

Procedures for lifting loads without endangering personnel.

Proper Hoist Maintenance

Keeping hoists clean and lubricated for safe and reliable operation.

Foreword

General Information

Hoist Specifications

Technical details including capacity, speed, motor, and weight.

Repair and Replacement Policy

Outlines CM's warranty policy for hoist repair and replacement.

Accessories

Series 635 Low Headroom Trolley

Manual push type trolleys designed for Valustar electric chain hoists.

Series 635 Motor Driven Trolley

Self-contained, motor-driven trolleys for Valustar electric hoists.

Rigid Lug Suspension

Suspension required for attaching hoists to trolleys.

Installation

Unpacking Information

Instructions for inspecting the hoist for damage upon receipt.

Installation Procedures

Attaching Suspension

Steps for securely attaching the hoist suspension to the hoist frame.

Attaching Load Chain

Instructions for connecting the load chain to the hoist assembly.

Installing Accessories

Series 635 Low Headroom Trolley Installation

Steps for adjusting and installing the trolley on a beam.

Hoist Installation Details

Hoist with Low Headroom Trolley

Specific installation guidelines for hoists on low headroom trolleys.

Hoist with Motor Driven Trolley

Specific installation guidelines for hoists on motor driven trolleys.

Safety Procedures

Inspection Procedures

Inspection Types

Differentiates between frequent and periodic inspection types.

Preventive Maintenance Program

Establishing a program to prolong hoist life and reliability.

Inspection Schedules

Minimum Frequent Inspections

Visual checks for operators at defined intervals based on service type.

Minimum Periodic Inspections

Detailed external inspections by appointed personnel at defined intervals.

Maintenance

Checking Hoist Voltage

Verifying adequate voltage for proper hoist operation.

Operating Instructions

General Operation

Notes on hoist operation, Protector, and single-phase direction reversal.

Hoist Operation Steps

Step-by-step guide for picking up, moving, and lowering loads.

Load Chain Checks

Checking for Twist

Method to identify and correct load chain twists.

Inspection Procedures

Inspection Types and Intervals

Classifying service types and defining inspection frequencies.

Deficiency Correction

Emphasizes correcting identified deficiencies before returning hoist to service.

Inspection Checklists

Frequent Inspection Items

List of items to check during frequent inspections.

Periodic Inspection Items

List of items to check during periodic inspections.

Component Inspection and Maintenance

Protector Functionality

Information on the overload protection device and its color coding.

Load Chain Care

Cleaning and Inspection

Procedures for cleaning and visually inspecting the load chain.

Maintenance Details

Hoist Lubrication

Recommended lubricants for hoist components like gears and bearings.

Gear and Bearing Lubrication

Lubrication requirements for hoist gears, bearings, and liftwheel assembly.

Chain Guide Lubrication

Lubrication for chain guides, liftwheel, and lower sheave wheel.

Load Chain Lubrication

Importance and method of lubricating the load chain for longevity.

Electric Brake Adjustment

Exterior Finish Care

Recommended Spare Parts

Troubleshooting Guide

Electrical Data

Parts List - Hoist Components

Models and Voltages

Cross-reference of hoist models, voltages, and part numbers.

Packaged Lubricants

List of lubricants for Valustar electric chain hoists and trolleys.

Touch-Up Paints

Available touch-up paint colors and sizes for hoists and trolleys.

Control Station Parts

Series 635 Low Headroom Trolley Parts List

Limitation of Warranties and Damages

Indemnification and Safe Operation

Valustar CM 624 R Specifications

General IconGeneral
BrandValustar
ModelCM 624 R
CategoryScales
LanguageEnglish