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Lonking LG20D User Manual

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PREFACE
PREFACE
PREFACE
PREFACE
This Manual shall be well kept and thoroughly read by the operator.
The contents of this Operation Manual include: correct operation, simple maintenance and
routine inspection.
Before operating the forklift, please read this Manual thoroughly, so as to ensure safe and
efficient material handling via correct driving and proper maintenance.
The contents of this Manual will be probably different from the actual condition due to
product improvement.
When the forklift is rented or transferred, this Manual shall be rented or transferred with
the forklift.
When you encounter problems, please contact the Sales Department of our company.
This manual is suitable for the following models of engine series forklifts developed and
produced by our company:
LG 20 D LG20DT LG 25 D LG25DT
LG30D LG30DT LG35D LG35DT
This manual is the first version. , the zeroth amendment.
Information about the signs
hazards
Indicate the approaching dangers which will cause death or
severe injuries if not prevented. People should obey the
instructions.
Warning
Indicate potential dangers which will cause death or severe
injuries if not prevented. People should obey the instructions.
Caution
Indicate potential dangers which will cause mild or moderate
injuries if not prevented. People should obey the instructions.
Explanation:
Words or sentences that are directly or indirectly related to the
personnel safety and the maintenance of the forklift.
Question and Answer IconNeed help?

Do you have a question about the Lonking LG20D and is the answer not in the manual?

Lonking LG20D Specifications

General IconGeneral
ModelLG20D
Load Capacity2000 kg
Load Center Distance500 mm
Power TypeDiesel
Lift Height3000 mm
Overall Width1150 mm
Fork Length1070 mm
Fuel Tank Capacity50 L
Tire TypePneumatic
Front Tire Size7.00-12-12PR
Battery Voltage12 V

Summary

Operation Manual Introduction

Manual Scope and Usage

Overview of the manual's purpose and contents.

Safety and Handling Information

Guidance on safe operation and handling practices.

Warning Signs Explanation

Explains the meaning of hazard and warning symbols used in the manual.

Forklift Model Description

Key Forklift Functions

Outlines the primary benefits and operational advantages of the forklift.

Forklift Safety Guidelines

Primary Forklift Applications

Details the main uses of the forklift in material handling.

Prohibited Forklift Operations

Lists applications and actions that are forbidden for safety reasons.

Operating Environment and Conditions

Ground Surface Requirements

Specifies the necessary conditions for the operating ground surface.

Climate and Weather Considerations

Provides guidance on operating in various weather conditions.

Cold and Hot Weather Measures

Details specific precautions for extreme temperatures.

Pre-Operation Safety Checks

Operator Qualification and Attire

Emphasizes operator training and appropriate clothing for safety.

Workplace Safety and Prohibitions

Covers safe working conditions and prohibitions like drunk driving.

Forklift Maintenance and Integrity

Cab Cleanliness and Forklift Integrity

Importance of a clean cab and functional safety components like the overhead guard.

Regular Maintenance Procedures

Highlights the necessity of performing scheduled maintenance tasks.

Operational Safety Precautions

Fire Prevention and Overload Warnings

Safety measures against fire hazards and exceeding load capacity.

Proper Pallet Usage Guidelines

Instructions for selecting and utilizing pallets correctly for safe handling.

Safe Forklift Operation

Startup Safety Procedures

Essential checks and actions before starting the forklift engine.

Safe Driving Practices

Guidelines for safe maneuvering and operation during use.

Aggressive Driving Prohibitions

Prohibited Driving Actions

Details unsafe driving maneuvers and their consequences.

Fork Operation Safety Rules

Safe Fork Lifting and Usage

Rules for safe fork operation, including avoiding tip use and push-pull methods.

Slope and Stacking Safety

Safe Slope Travel Procedures

Guidelines for operating the forklift on inclines and slopes.

Stacking Goods Safely

Instructions for stable and secure stacking of goods.

Personnel Safety Around Forklift

Prohibiting Personnel Near Forklift

Rules against being on, under, or near moving forklift parts.

Mast Mechanism Safety Warning

Strict warning against entering the mast mechanism area.

Forklift Mast and Trunk Operations

Mast Tilting and Fork Lifting Rules

Conditions and procedures for mast tilting and fork lifting.

Forklift Operation in Trunks

Specific guidelines for operating within vehicle trunks or confined spaces.

Forklift Entry, Load, and Chain Safety

Safe Entry and Exit Procedures

Proper methods for getting on and off the forklift.

Load Height and Chain Condition

Warnings about excessive load height and checks for chain integrity.

Fork, Goods, and Load Handling

Fork Adjustment and Wide Load Transport

Procedures for fork adjustment and transporting oversized goods.

Manual Unloading Prohibition

Warning against unloading goods manually.

Forklift Parking and Shutdown Procedures

Parking Malfunctioning Forklifts

Steps for safely parking a forklift with faults.

End-of-Work Precautions

Essential steps to take after finishing operation.

General Parking Guidelines

Rules for selecting appropriate parking locations and methods.

Operational Noise and Vibration Levels

Noise Limit and Measurement

Information on maximum noise levels and how they are measured.

Vibration Exposure Information

Details on human body vibration acceleration levels.

Repair and Maintenance Safety

Maintenance Area Requirements

Conditions for the location where maintenance is performed.

Pre-Maintenance Safety Cautions

Safety measures to follow before starting repair work.

Repair Process Safety

Specific safety guidelines during maintenance and repair activities.

Tire Inspection and Replacement

Procedures for checking and replacing tires.

Maintenance Safety and Handling

Jack Usage and Waste Disposal

Safety for jack use and proper disposal of fluids.

Battery Electrolyte Emergency and Cleaning

First aid for electrolyte spills and cleaning precautions.

Seawater Caution for Battery

Warning about seawater's corrosive effect on batteries.

Battery Safety and Storage

Battery Condition and Handling

Identifying abnormal battery states and prohibitions on disassembly.

Battery Storage and Disposal

Guidelines for storing batteries and disposing of waste batteries.

Forklift Attachment Safety

Attachment Installation Safety

Procedures for safely mounting attachments onto the forklift.

Safe Attachment Operation

Guidelines for operating the forklift with attached equipment.

Attachment Operational Safety

Attachment Operation Cautions

General safety advice and warnings when using attachments.

Attachment Load Capacity

How attachments affect the forklift's rated load capacity.

Liquid Gas Forklift Operation

Gas Filling Precautions

Safety measures and procedures for refueling the gas forklift.

Gas Bomb Inspection Requirements

Checks to perform on the gas cylinder before and during use.

Gas Forklift Emergency Procedures

Accident Response and Emergency Actions

Steps to take in case of leaks or fires involving the gas forklift.

General Operation Precautions

Safety tips for operating the gas forklift during normal use.

Forklift Identification Plates

Instruction Label Plate Details

Information provided on the forklift's instruction label.

Forklift Nameplate Information

Key details found on the forklift's main identification plate.

Forklift Label Plates Explained

Load Curve Label Plate

Explanation of the graphical representation of load capacities.

Valve Handle Label Plate

Description of the label indicating multi-way valve handle positions.

Forklift Operation Indicators

Lubrication Chart and Intervals

Visual guide detailing lubrication points and service intervals.

Gear and Direction Indicators

Labels showing speed gear selection and forward/reverse direction.

Various Forklift Safety Labels

General Safety and Lifting Marks

Explains safety marks related to lifting and general hazards.

Tire, Fuel, and Hydraulic Oil Labels

Details labels for tire pressure, fuel, and hydraulic oil.

Specific Forklift Warning Labels

Fan Safety and Cleaning Labels

Warnings related to fan hazards and cleaning prohibitions.

No Lifting Warning Label

Identifies the label that prohibits specific lifting actions.

Forklift Structural Components

Forklift Component Identification

Illustrated list of the main parts of the forklift.

Forklift Control Mechanisms

Identification of Forklift Controls

Labels and identifies all major control levers, pedals, and buttons.

Forklift Instrument Panel

Fuel Gauge and Indicators

Details the fuel gauge and its related warnings.

Steering, Parking, and Preheating Indicators

Explains indicators for steering, parking, and engine preheating.

Forklift Gauges and Warning Lights

Temperature, Separator, and Charging Indicators

Information on water temperature, oil/water separator, and battery charging indicators.

Timer and Oil Pressure Warning Lights

Explanation of the timer gauge and oil pressure alarm light.

Ignition and Starting Switch

Preheat-Starting Switch Operation

Detailed explanation of the ignition switch positions and their functions.

Lighting System Controls

Light Switch Operation

Describes the function of the three-position light switch and its settings.

Forklift Control Operations

Steering Wheel and Horn Button

How to operate the steering wheel and use the horn.

Signal Lamps and Lifting Lever

Operation of turn signals and the fork lifting/lowering lever.

Forklift Levers and Brakes

Tilt Lever and Parking Brake

Operation of the mast tilt lever and parking brake.

Gear Shifting Lever Operation

How to use the gear shifting lever for mechanical drive.

Foot Controls and Seat Adjustment

Forklift Foot Pedal Operations

Details on clutch, inching, accelerating, and brake pedals.

Seat Adjustment Mechanism

How to adjust the operator's seat for comfort and control.

Forklift Frame Safety Features

Overhead Guard and Gear Rack

Safety components protecting the operator from falling loads.

Engine Hood and Fork Positioning Pin

Accessing the engine and locking fork positions.

Forklift Access and Fluid Systems

Towing, Safety Access, and Fuse Box

Use of towing pin, safety steps for entry, and electrical protection.

Brake Fluid Reservoir Check

Location and inspection of the brake fluid reservoir.

Fluid Tank Access and Vents

Hydraulic and Fuel Tank Covers

Procedures for opening and accessing hydraulic and fuel tanks.

Water Tank Cover Safety

Precautions when opening the water tank cover.

Forklift Fluid Levels and Visibility

Checking Fluid Tank Levels

How to check fluid levels in various tanks.

Lamp and Mirror Inspection

Ensuring all lights and mirrors are functional and clean.

Forklift Driving Operations

New Forklift Initial Operation

Guidelines for operating a new forklift during its break-in period.

Load and Stability Principles

Load vs. Stability Relationship

Understanding how load affects forklift stability.

Load Center and Capacity Curves

Explanation of load center definition and capacity charts.

Forklift Stability Factors

Conditions that ensure maximum forklift stability.

Forklift Transport and Loading

Forklift Transportation Procedures

Methods for safely transporting the forklift.

Loading and Unloading Guidelines

Steps for safely loading and unloading the forklift.

Forklift Lifting Procedures

How to properly lift the forklift using appropriate equipment.

Engine Startup and Shutdown

Pre-Startup Checks and Procedures

Steps to perform before starting the engine.

Post-Startup Engine Checks

Actions to take after the engine has started.

Forklift Operation Basics

Operator Posture and Readiness

Correct posture and initial adjustments for the operator.

Initial Operation Status

Setting the fork height and mast tilt for operation.

Driving and Maneuvering Controls

Gear Shifting and Speed Control

How to change gears and reduce speed safely.

Steering and Parking Procedures

Operating the steering system and parking the forklift.

Fault Handling and Loading

Emergency Forklift Repair

Steps for handling sudden malfunctions.

Safe Loading Procedures

Guidelines for securely loading goods onto the forks.

Forklift Stacking Operations

Stacking Procedures and Checks

Step-by-step guide for stacking goods safely.

Forklift Un-stacking Operations

Un-stacking Procedures

Step-by-step guide for safely removing goods.

Forklift Storage Guidelines

Pre-Storage Checks and Cleaning

Procedures before storing the forklift.

Routine and Long-Term Storage

Guidelines for short-term and extended storage periods.

Post-Storage Forklift Use

Checks Before Using Stored Forklift

Essential inspections before operating a forklift after long-term storage.

Regular Inspection and Maintenance

Inspection Requirements and Guidelines

General rules and prerequisites for inspections.

Fluid Leakage and Tire Pressure Checks

Specific checks for fluid leaks and tire air pressure.

Component Torque and Guard Checks

Hub Nut Torque and Rim Checks

Ensuring correct torque on hub nuts and inspecting wheel rims.

Overhead Guard Inspection

Verifying the integrity and secure mounting of the overhead guard.

Fluid Levels and Belt Tension

Brake Fluid, Battery, and Coolant Checks

Inspecting levels of brake fluid, battery electrolyte, and coolant.

Engine Oil and Fan Belt Inspection

Checking engine oil level and fan belt tightness.

Component and Fluid Checks

Lamps, Hydraulic Oil, and Pipelines

Inspecting rear lights, hydraulic oil, and pipelines for issues.

Transmission Oil Level Check

Procedures for checking the oil level in the power shifting transmission.

System Checks and Adjustments

Gear Rack, Fork Pin, and Headlamps

Inspecting gear rack, fork positioning, and front lights.

Seat, Levers, Brake, and Instruments

Checks on seat adjustment, levers, parking brake, and instruments.

Operational System Checks

Fuel, Lamps, Signals, Horn, and Pedals

Verifying functionality of fuel gauge, lights, signals, horn, and pedals.

Mast Operation Verification

Checking the normal operation of the mast lifting and tilting.

Chain, Steering, Exhaust, and Brake System Checks

Chain Tension and Steering Checks

Inspecting lifting chain tension and steering wheel free travel.

Exhaust, Clutch, Brake, and Backup Lamp Checks

Verifying exhaust condition, clutch, brakes, steering, and backup lamp.

Electrical and Tire Maintenance

Wire Fuse Replacement Procedure

Steps for replacing blown fuses to protect the electrical system.

Tire Replacement Process

Detailed instructions for replacing front and rear tires.

Regular Maintenance Schedule

Maintenance Intervals and Conditions

Schedule for routine maintenance based on operating hours and conditions.

Engine Maintenance Schedule

Engine Operation and Component Checks

Regular checks for engine status, exhaust, filters, and internal parts.

Engine System Maintenance

Fuel System Maintenance

Inspections and replacements for fuel filters and related components.

Cooling System Maintenance

Checks for coolant levels, hoses, and fan belts.

Drive System Maintenance Schedule

Hydraulic Transmission and Axle Checks

Maintenance for hydraulic transmission, drive axle, and wheel components.

Steering System Maintenance Schedule

Steering Wheel and Device Checks

Inspections of steering wheel play and device installation.

Knuckle, Axle, and Cylinder Checks

Maintenance for steering knuckles, rear axle, and cylinders.

Brake System Maintenance Schedule

Brake Pedal and Master Cylinder Checks

Inspection of brake pedals, pipelines, and master cylinder.

Brake Drum, Shoe, and Bottom Plate Checks

Checks on brake drums, friction plates, brake shoes, and bottom plates.

Lifting System Maintenance Schedule

Fork, Mast, and Carriage Checks

Inspection of forks, mast, carriage, and related components.

Chain, Sprocket, and Attachment Checks

Maintenance for lifting chains, sprockets, and attachments.

Lifting System Maintenance

Lift Cylinder and Hydraulic Pump Checks

Inspections of lift cylinder and hydraulic pump.

Hydraulic System Component Checks

Maintenance for hydraulic system components like valves and pipelines.

Electrical System Maintenance Schedule

Ignition, Starting Motor, and Battery Checks

Inspection of ignition system, starter motor, battery, and wiring.

Safety Device and Accessory Checks

Overhead Guard and Machine Body Checks

Inspecting the overhead guard, gear rack, and machine body.

Instrument and Operational Checks

Verifying instrument functionality and overall machine operation.

Lubrication System Chart

Lubrication Points and Intervals

Visual guide detailing lubrication points and service intervals.

Forklift Fluid Specifications

Oil and Antifreeze Recommendations

Table of recommended oils, greases, and antifreeze for various forklift systems.

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