🏷️ Basic Information

Make:

Atlet

Model:

U-Series Electric Reach Truck

Product Name:

Atlet Electric Reach Truck UFS UHS UNS UNN URF USS

Product Description Summary:

Illustrated Factory Service Training (Workshop) Manual for Atlet Electric Reach Truck U-Series, featuring high quality images, circuit diagrams, and repair instructions.

Code Explanations:

Manual provides explanations for various codes including: designation codes for electrical components, NCS machine colours, wiring diagram colour codes, and error codes for the ATC system.

👋 Introduction

Market Position:

This manual targets professionals responsible for the operation, maintenance, and repair of Atlet U-Series electric reach trucks, providing in-depth factory-level technical documentation.

Target Audience:

Service technicians, maintenance engineers, and workshop managers involved with Atlet U-Series electric reach trucks.

Competitive Analysis:

Offers comprehensive coverage for a wide range of Atlet U-Series models, distinguishing itself with detailed illustrations, circuit diagrams, and specific troubleshooting guides essential for efficient service.

Key Features:

Includes detailed component specifications, torque values, lubrication charts, safety instructions, and specific procedures for various truck series within the U-Series. Features specialized sections on advanced systems like fly-by-wire steering and the ATC (Atlet Truck Computer).

Tooling Requirements:

Section 2 is dedicated to 'Special Tools,' listing essential tools required for performing maintenance and repairs outlined in the manual.

📋 Manual Details

Covered Models:

UFS 200, UFS 201, UFS 250, UHS 141, UHS 200, UNN 140, UNS 140, UNS 141, UNS 160, UNS 200, URF 125, URF 150, USS 141

Model Variants Covered:

Includes a broad range of U-Series models such as UFS, UHS, UNS, UNN, URF, and USS, indicating comprehensive support for this product line.

Page Count:

398

Manual Type:

Illustrated Factory Service Training (Workshop) Manual

Language:

English

Format:

PDF

📖 Manual Coverage

Systems Covered:

General Information & Technical Data, Chassis, Drive Unit, Mast, Steering, Hydraulic System, Lift Cylinders, Electrical System, Speed Control & Brake System, Extra Accessories

Systems Covered Detail:

Detailed coverage extends to: Chassis components, Drive unit (motor, gearbox, wheel), Mast systems (masts, reach carriage, fork carriage, lift cylinders, chains), Steering systems (fly-by-wire, EPS 2001), Hydraulic system (pump, cylinders, valves, filters), Electrical system (battery, regulators, ATC, sensors, wiring), Brake systems (electric brake, pedal), and auxiliary systems (level selector, height preselection).

Hydraulic Diagrams:

The manual includes hydraulic diagrams for a comprehensive understanding of the hydraulic system's operation and connections.

Electrical System Detail:

The electrical system section covers component descriptions, battery maintenance, ATC functions, drive/pump regulators, connections, power cables, insulation resistance testing, and extensive troubleshooting.

Procedures Included:

Dismantling, Assembling, Adjustments, Maintenance, Troubleshooting, Component Specifications, Circuit Diagrams, Lubrication, Testing, Calibration, Replacement, Reconditioning, Safety Instructions, Handling, Trouble Shooting Charts

Procedures Included Detail:

Includes step-by-step instructions for: routine maintenance (lubrication, inspections), component removal and installation (drive unit, mast sections, cylinders, motors, steering units), system adjustments (mast alignment, steering calibration, hydraulic pressures), troubleshooting (diagnostic flowcharts, error code interpretation), and component reconditioning (motor bearings, gearbox seals).

Technical Depth:

Comprehensive factory-level repair and service information, including detailed schematics, diagnostic procedures, and component-level repair instructions.

Diagnostics Capability:

Advanced diagnostic procedures are detailed, especially for the electrical system and ATC, including insulation resistance tests, temperature measurements, and specific error code analysis.

Component Reconditioning:

Procedures for reconditioning components like the drive motor (replacing bearings, bearing housing) are provided, extending the life of parts.

📊 Manual Specifications

File Format:

PDF

File Quality:

PDF format allows for searchable text and easy navigation. High-quality images and diagrams are crucial for understanding complex procedures.

Searchability:

PDF format facilitates quick searches for specific keywords, part numbers, or procedures, enhancing efficiency for technicians.

Print Quality:

High quality images, circuit diagrams.

Diagram Clarity:

Circuit diagrams and system schematics are described as high-quality, essential for accurate electrical and hydraulic system diagnostics.

Binding Type:

N/A (Digital PDF)

Paper Type:

N/A (Digital PDF)

⚙️ Engine Specifications

Primary Engine:

Electric Drive Motor (AC)

Drive Motor Type:

AC Electric Motor

Motor Control System:

Detailed information on the control system for the AC drive motors is provided.

Performance:

Specifications related to motor power, torque, and speed control are detailed within the Drive Unit and Electrical System sections. Specific performance metrics depend on the individual truck model (e.g., UFS 200, UNS 160).

Torque Specifications:

Specific torque values are provided for critical components such as drive wheel nuts, pinion nuts, and hydraulic line connections.

Fuel System:

Battery-powered (Electric). Manual details battery types, capacity measurement, and replacement procedures.

🔧 Transmission

Standard:

Integrated electric drive unit with gearbox.

Features:

Dismantling, assembling, preventive maintenance, and troubleshooting for the drive unit and gearbox are extensively covered. Includes specific torque values for drive wheel nuts and pinion nuts.

Gearbox Maintenance:

Includes first service, preventive maintenance, and replacement procedures for the gearbox.

Drive Shaft Seal Replacement:

Detailed procedure for replacing the drive shaft seal is included in the Drive Unit section.

📐 Dimensions

Exterior:

Detailed dimension descriptions for UNS, UHS, UFS, USS, and URF series are provided, covering critical measurements relevant to operation and maintenance.

Dimension Description Availability:

Separate dimension descriptions provided for UNS, UHS, UFS, USS, and URF series, ensuring model-specific measurement accuracy.

Component Specification Listing:

Component specifications include details for Drive Motor, Electric Brake, Gearbox, Hydraulic Unit, Control System for Motor, Battery, Servo Motor, and Steering Servo Units.

Interior:

Information on driver seat adjustment and arm rest dismantling/assembling.

Cargo:

Specifications related to mast dimensions, fork carriage adjustments, and reach carriage are included, crucial for understanding load handling capabilities.

Weights:

General weight information is typically found in the 'General information and technical data' section; specific load capacities are model-dependent and detailed within the truck's specifications.

🛡️ Safety Features

Ratings:

Safety instructions and lifting points are detailed in Section 1. Specific safety ratings (e.g., OSHA compliance) would be inherent to the equipment's design and not typically detailed in a service manual unless related to specific repair procedures.

Active Features:

Collision sensor functionality, caster wheel rotation lock (UFS), Stability Support System (S3), drive speed limitations, hydraulic function controls.

Stability Support System S3:

Details on Stability Support System (S3) and S3-2 (Weight Indication) functionality, technical descriptions, and calibration procedures are included.

Speed Control Features:

The manual covers speed control systems, including adjustments for Gill sensor and SLOAN controllers, as well as calibration for the UFS brake pedal and left-foot switch.

Passive Features:

Overhead guard, stanchion dismantling/assembling, overhead guard assembly, seat belts (implied), and general safety protocols for handling hazardous waste.

Environmentally Hazardous Waste:

Instructions on handling environmentally hazardous waste are included in the General Information section, emphasizing responsible maintenance practices.

💡 Technology Features

Infotainment:

N/A (Industrial equipment, not passenger vehicle focus).

Driver Assistance:

Includes descriptions and calibration procedures for advanced systems like fly-by-wire steering, EPS 2001 steering, optical aisle sensor, rail guidance, and collision sensors. The Atlet Truck Computer (ATC) with its various functions (calibration, diagnostics, error logging) is also a key technological feature.

Atlet Truck Computer Atc:

Comprehensive coverage of the ATC, including component and interface descriptions, handling, service functions (password changes, calibration), running time functions, printing statistics, collision sensor interaction, digital inputs/outputs, valve/performance parameters, and detailed error code explanations and troubleshooting.

Height Measurement Instrument:

Details on setting up and using a height measurement instrument, including offset values, coefficient settings, and programming procedures.

Ergologic System:

Coverage of Ergologic systems, including electric calibration and mechanical adjustments for lifting/lowering potentiometers, semi-automatic tilt centring, and side-shift centring.

Height Preselection:

Detailed operation, checking settings, examples of use, and programming for height preselection systems, including pulse height preset and operating height preselection.

Connectivity:

The manual details ATC connectors and component descriptions, implying a level of internal data communication and diagnostics. Truck Remote ACcess (TRAC) is also mentioned as an option.

🔧 Maintenance

Service Intervals:

Detailed service intervals and inspection checklists are provided in Section 3 ('Service'), guiding regular maintenance based on operating hours or time.

Lubrication Charts:

Dedicated lubrication charts for UNS, UNN, UHS, USS, UFS, and URF models, along with a symbol key for lubrication charts.

Preventive Maintenance:

The manual emphasizes preventive maintenance schedules for various components, including the drive unit, gearbox, and lift chains.

Fluid Specifications:

Recommended oil and grease types for various components (e.g., gearbox, hydraulic system, mast lubrication) are specified in Section 1 and Section 3.

Bolt Tensile Grades:

Information on bolt types and tensile grades is provided to ensure correct fastener selection during repairs.

Known Issues:

Troubleshooting charts for Drive Unit, Mast, Steering, Hydraulic System, and Electrical System are included, addressing common operational disturbances and error messages. Specific known issues are identified through these diagnostic sections.

Trouble Shooting Focus:

Extensive troubleshooting is a key feature, covering operational disturbances, specific error messages (e.g., E05-E107 for electric servo and drive systems), and battery-related issues.

Electrical Troubleshooting Focus:

Extensive troubleshooting for the electrical system, including issues with drive and pump regulators, CAN communication, and various ATC error codes.

📚 Vehicle History

Brand Heritage:

Atlet, now part of Mitsubishi Logisnext, has a long history in manufacturing reliable material handling equipment. This manual reflects service practices and technical updates as of its publication date.

Model Evolution:

The U-Series represents a range of electric reach trucks with various mast types, capacities, and control systems (e.g., fly-by-wire steering, EPS 2001). The manual incorporates updates up to Edition 2005C for general information and 2009B for special tools, indicating evolution in technology and service practices.

Steering System Evolution:

Specific chapters are dedicated to both 'fly by wire' and EPS 2001 steering systems, reflecting different technological implementations within the U-Series range.

Production:

Specific production dates for each model variant are not provided in the manual description. However, the edition dates (2005C, 2009B) suggest that the covered trucks were in production or supported around these periods.