New Holland L250 L255 Repair Manual Skid Steer Loader 86610462 manuals in PDF

New Holland L250 L255 Repair Manual Skid Steer Loader 86610462

The New Holland L250 L255 Repair Manual Skid Steer Loader 86610462 is a comprehensive guide designed for technicians, mechanics, and owners responsible for the maintenance and repair of New Holland L250 and L255 skid steer loaders. This factory repair manual, formatted in PDF, spans 644 pages and provides detailed information, including illustrations, step-by-step instructions, and intricate diagrams. The manual covers essential aspects of the L250 and L255 models, ensuring thorough and precise service, inspection, repair, troubleshooting, and tune-ups. Written in English, the manual is fully searchable and includes bookmarks for easy navigation, as well as comprehensive wiring diagrams to support complex repair tasks.

Models Covered

• New Holland L250
• New Holland L255

Contents Overview

General Information, Cab, Seat, and Attachment Mounting Plate

• Introduction: Introductory information and the purpose of the manual.
• Improvements: Details on recent improvements and updates.
• Precautionary Statements: Essential safety guidelines and precautionary measures.
• Torque Specifications: Minimum hardware torque specifications charts in both inch and metric units.
• Hydraulic Tube and Fitting Installation: Instructions for installing hydraulic tubes and fittings, including torque specifications.
• Model and Serial Number Location: Guidance on locating model and serial numbers for identification purposes.
• Machine Support: Instructions on properly supporting a raised machine and the boom on boom lockpins.
• Loading and Tie Down: Procedures for loading and securing the machine for transport.
• Optional Equipment: Information on optional equipment and hydraulic system compatibility.
• Cab/Rops, Operator’s Seat, Attachment Mounting Plate: Detailed instructions for the cab, ROPS, operator’s seat, and attachment mounting plate.
• Specifications and Labor Guide: Detailed specifications and a labor guide for various tasks.

Engine

• General Engine Information: Overview of engine components and functions.
• Safety Precautions: Essential safety measures for working on the engine.
• Onan Gasoline Engine and E673 Diesel Engine: Detailed servicing instructions for the Onan gasoline engine and E673 diesel engine.
• Alternators and Starters: Instructions for servicing alternators and starters.
• Labor Guide: A labor guide for engine-related tasks.

Electrical System

• General Electrical Information: Overview of the electrical system components and functions.
• Specifications and Wiring Diagrams: Detailed specifications and wiring diagrams for troubleshooting and repairs.
• Troubleshooting: Comprehensive troubleshooting guides for electrical issues.
• Seat Switch Restraint System Tests: Tests for the seat switch restraint system (L250 – S/N 615932 to 751250).
• Control Module Restraint System Tests: Tests for the control module restraint system (L255; L250 – S/N 0001 to 615930 and 751251 to 999999).
• Diagnostic Lights: Information on control module diagnostic lights.
• Electrical Components: Instructions for the removal, installation, and wiring of electrical components, including alternators, starters, and the ignition system for L250.
• Battery and Optional Electrical Equipment: Maintenance instructions for the battery and optional electrical equipment.
• Labor Guide: A labor guide for electrical-related tasks.

Final Drive, Hydrostatic System, and Hydraulic System

• Description of Operation: Detailed descriptions of the operation of final drive, hydrostatic system, and hydraulic system.
• Specifications: Detailed specifications for final drive, hydrostatic system, and hydraulic system components.
• Final Drive: Maintenance and repair instructions for axles, drive chains, and brakes.
• Hydrostatic System: Comprehensive servicing instructions for hydrostatic pumps, motors, and steering.
• Hydraulic System: Detailed instructions for the hydraulic control valve, gear pump, cylinders, and boom.
• Labor Guide: A labor guide for tasks related to the final drive, hydrostatic system, and hydraulic system.

This repair manual is an invaluable resource for ensuring the proper maintenance and optimal performance of New Holland L250 and L255 skid steer loaders. It provides all the necessary information and detailed instructions to perform routine maintenance, complex repairs, and thorough troubleshooting. Whether you are a professional technician or an equipment owner, this manual is designed to make the repair and maintenance process straightforward and effective, helping to extend the life and enhance the performance of your New Holland skid steer loader.