Liftket B15 Operating Instructions Manual

Liftket B15 Operating Instructions Manual

Electric chain hoist
Table of Contents

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Operating instructions
LIFTKET B13 / LIFTKET B15
Electric chain hoists
Please do not use the hoist until all
operators have carefully read this
manual and have signed the form on
the last page.

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Summarization of Contents

Safety Advice and Regulations
Regulations Overview
Lists European Directives, German regulations, harmonized regulations, and technical specifications relevant to hoisting machines.
Proper Use of Electric Chain Hoists
Details the intended use, operator responsibilities, and general safety advice for electric chain hoists.
Application Conditions
Specifies the environmental conditions including temperature, humidity, electrical protection, insulation class, and altitude for hoist operation.
Prohibitions and Operating Guidelines
Prohibitions for Safe Operation
Lists critical prohibitions to prevent fatal or severe bodily harm and property damage when operating the hoist.
Essential Operating Instructions
Provides essential operating guidelines to prevent property damage and minor bodily injury.
Guidelines for Spare Parts
Emphasizes the use of original spare parts and the manufacturer's liability limitation.
Technical Overview and Assembly
Assembly Possibilities
Explains the building block principle allowing conversion between single and double fall versions, and fixed or trolley designs.
Fitting the Load Chain
Details the correct procedure for fitting the load chain for both single and double fall versions of the hoist.
Sectional Views and Type Designation
Sectional View of Hoist Components
Presents a detailed sectional view of the electric chain hoist with numbered components.
Explanation of Type Designation
Explains the meaning of the characters used in the hoist's type designation for clear identification.
Transportation and Storage Procedures
Safe Transportation Guidelines
Outlines procedures for checking the hoist and accessories upon receipt and ensuring proper packaging.
Storage Conditions
Specifies the conditions required for storing the hoist, including indoor storage, temperature, and humidity limits.
Mechanical Assembly
Mechanical Assembly Overview
Details the steps for assembling mechanical parts of the hoist, including hook tackle and hook block.
Hook Tackle Assembly
Explains the assembly of the hook tackle for single fall hoists, including tightening torques for connection screws.
Hook Block Assembly
Describes the assembly of the hook block for double fall hoists, including torque values for connection screws.
Stationary Suspension Methods
Suspension with Suspension Eye
Details how to attach the hoist using a suspension eye, emphasizing the use of original bolts.
Hoisting Gear with Electric Trolley
Mechanical Assembly of Electric Trolley
Covers the mechanical assembly of the electric trolley, including adjusting width and mounting the suspension eye.
Trolley Electric Connections and Brake Control
Electric Connection of Trolleys
Explains the electrical connections required for the trolley motor and the hoist.
Electric Control of the Hoist Brake
Describes the principle of electric control for the hoist brake, noting its automatic operation upon power cessation.
Chain Box Mounting
Mounting the Chain Box
Details the steps for mounting the chain box, including securing chains and ensuring proper fit and chain length.
Lift Limiter and Gear Ventilation
Function of the Lift Limiter
Explains the function of the lift limiter as a safety device for limiting hook positions and preventing dead-end chain issues.
Gear Ventilation Procedure
Instructs on positioning the tooth-lock washer for gear ventilation to prevent pressure or vacuum in the gearbox.
Replacing Load Chain, Guide, and Hold-down
Single Fall Operation Replacement
Provides step-by-step instructions for removing and replacing components for single fall operation.
Electric Connections and Mains
Mains Connection Requirements
Details the requirements for mains connection, including cable specifications, voltage checks, and correct polarity.
Low Voltage Control and Limit Switches
Low Voltage Control System
Explains the low voltage control system, including its components and protection features.
Electric Control of Hoist Brake
Describes the electric control mechanism of the hoist brake, noting its direct current operation.
Electric Limit Switch Location
Shows the physical location of the electric limit switches on the hoist mechanism.
Limit Switch Shaft Adjustment
Disassembling and Assembling Limit Switch Shaft
Provides detailed instructions for disassembling and assembling the limit switch shaft and setting the limit switches.
Operation and Control Pendant
Control Pendant Functions
Explains the functions of the control pendant buttons and switches for operating the hoist.
Remote Control and Load Slinging
Radio Remote Control Operation
Refers to separate operating instructions for the radio remote control system.
Load Slinging Guidelines
Provides crucial guidelines for safely slinging loads, emphasizing proper positioning and securing.
First Use Procedures and Inspections
General Conditions and Prerequisites for First Use
Outlines the requirements for the first use, including authorized personnel and compliance with regulations.
Inspection Before First Use
Emphasizes the critical importance of inspection before the first use and lists points to consider.
Inspection at First Use
Describes the process and necessity of the first-use inspection for safe operation.
Inspection Contents Checklist
Lists the essential items to be checked during the initial inspection of the hoist and crane.
Operational Purpose and Residual Risks
Proper Operation Definition
Defines the correct operational purpose and lists prohibited actions to prevent injury or damage.
Residual Risks Overview
Identifies residual risks such as pinch hazards, burning hazards, and falling objects.
Hanging Load and Falling Objects Risks
Highlights the risks associated with hanging loads and falling objects, including prohibitions.
Working with the Hoist
Pre-Work Inspection Procedures
Details the critical inspection steps required before starting work with the hoist.
Duty Rate Explanation
Duty Rate of Electric Chain Hoist
Defines duty rate and its relation to motor warming and operational limits.
Short-Time Duty Parameters
Describes the permissible running time for short-time duty and its limitations according to FEM 9.683.
Intermittent Duty and Trolley Duty Rates
Intermittent Duty Requirements
Explains the requirements for intermittent duty, including necessary resting times.
Intermittent Duty Example
Provides an example calculation for intermittent duty based on specific hoist performance data.
Duty Rate of Electric Trolley
Discusses the duty rate considerations for the electric trolley, especially for long crane girders.
Inspection Requirements
Inspection per DGUV Regulation 54
Specifies inspection requirements prior to first use and after essential changes, mandating examination by a qualified person.
Inspection per DGUV Regulation 52
Details inspection requirements for cranes, mandating examination by an expert prior to first use and after essential changes.
Regular Inspections Frequency
Defines the frequency and conditions for regular annual inspections of hoists, cranes, and structures.
Maintenance and Inspection Schedule
Inspection and Maintenance Works Table
Provides a table detailing daily, 3-monthly, and yearly inspections and maintenance tasks for various hoist components.
Brake Systems
Hoist Brake Description and View
Explains the functional description and provides a sectional view of the hoist's electromagnetically opened spring-loaded DC disk brake.
Hoist Brake Adjustment Procedure
Provides step-by-step instructions for adjusting the hoist brake air-gap due to wear and tear.
Trolley Brake Systems
EFB Brake Description and Adjustment
Explains the functional description and adjustment steps for the EFB type trolley brake.
ZFB Brake Description
Describes the ZFB type trolley brake, noting its air-gap checking and replacement criteria.
Slipping Clutch System
Slipping Clutch Brake Operation Clarification
Clarifies that the brake acts directly and the slipping clutch serves only as a lifting force limiter.
Slipping Clutch Sectional View
Presents a detailed sectional view of the slipping clutch with labeled components.
Slipping Clutch Adjustment Procedure
Provides instructions for adjusting the slipping clutch, including tightening the pressure spring and verifying the setting.
Slipping Clutch Checks and Load Chain
Checking Slipping Clutch Release Limit
Details the procedure for checking the slipping clutch release limit during regular inspections.
Lubricating the Load Chain
Guides on lubricating the load chain with appropriate lubricants and frequency, including dry lubricants for harsh conditions.
Checking Load Chain Wear and Tear
Outlines the mandatory checks for load chain wear and the criteria for its replacement.
Lubrication of Drive Gear and Chain
Drive Gear Lubrication Guidelines
Explains when an oil change for the drive gear is needed and lists recommended gear lubricant oils.
Chain Lubrication Instructions
Instructs on lubricating the chain links prior to first use and regularly during operation.
Safe Working Period Measures
Calculation of Theoretical Safe Working Period
Details methods for calculating the kmi load factor and consumed safe working periods.
Disposal of Lubricants and Materials
Gives instructions for the environmentally sound disposal of lubricants and materials.

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