The YANMAR YM155 and YM155D tractors represent a line of agricultural machinery from a manufacturer recognized for its reliability and durability. These diesel-powered tractors are engineered for a variety of tasks, embodying the long heritage of Japanese industrial and agricultural equipment manufacturing. With a focus on robust mechanical systems, they are designed to provide dependable performance in demanding environments, making them a valuable asset for owners and operators. This Factory Service Repair Manual provides comprehensive, factory-level information for the YANMAR YM155 and YM155D tractors. It covers all systems, including the engine, diesel fuel system, transmission, brakes, clutch, cooling system, hydraulic system, and electrical system, offering detailed procedures for maintenance, troubleshooting, repair, diagnostics, and component overhaul. The manual includes step-by-step instructions, detailed illustrations, diagrams, photos, and critical torque specifications, enabling owners, technicians, and mechanics to maintain and repair the vehicle effectively and safely. 🏷️ Basic Information Identification Make: Yanmar Model: YM155 / YM155D Vehicle Type: Tractor 👋 Introduction Market Position Target User: Owners, Technicians, Mechanics Key Features Manual Authenticity: Actual Genuine Factory Manuals (Not 3rd Party) Benefit Statement: Enables owners to perform maintenance and repairs, saving on labor costs. Instructional Quality: Designed to teach factory-trained technician knowledge. User Friendliness: Easy to use for individuals not necessarily skilled with computers. Information Source: Provides the same information as professional technicians. Competitive Analysis Manual Advantage: Offers factory-level accuracy and depth often surpassing aftermarket guides. 📋 Manual Details Coverage Manual Type: Factory Service Repair Manual Language: English Format: PDF Download Printability: Fully Printable Delivery Method: Digital Download Software Requirement: Adobe PDF Reader Coverage Scope: All styles covered, implying broad applicability across the YM155/YM155D model range. Page Breakdown: Ability to print specific pages or the entire manual. Style Coverage: All styles covered ensures that any specific configuration of the YM155/YM155D is addressed. Page Count Page Count: Hundreds of Pages 📖 Manual Coverage Systems Systems Covered: • Brakes • Clutch • Cab • Cooling System • Diesel Fuel System • Differential Lock • Electrical System • Engine • Fenders, Fuel Tank & Platform • Final Drive • Front System • Front-Wheel Drive (if applicable) • Hydraulic System • Main Drive Bevel Gears and Differential • Park Brake • Power Steering System • Power Take-Off (PTO) • Rear Axle • Steering Gear • Transmission Electrical System Coverage: Detailed wiring diagrams, troubleshooting, and electrical service procedures. Hydraulic System Coverage: Comprehensive coverage of pumps, valves, cylinders, and associated plumbing. Power Take Off Coverage: Detailed information on PTO operation, maintenance, and repair. Brake System Coverage: Maintenance, adjustment, and repair of braking mechanisms (likely drum or disc, depending on model variant). Cooling System Coverage: Service for radiator, thermostat, water pump, and hoses. Procedures Procedures Included: • Maintenance • Troubleshooting • Repair • Diagnostics • Rebuilding • Refurbishing • Restoration • Tuning • Component Overhaul Repair Procedure Format: Numbered instructions, detailed substeps, and highlighted figure numbers. Assembly Disassembly: Detailed instructions for the disassembly and reassembly of all major tractor components. Diagnostic Procedures: Systematic diagnostic procedures for identifying faults. Adjustment Procedures: Procedures for adjusting clutch, brakes, PTO engagement, and other critical linkages. Tightening Specifications: Critical torque specifications for all major fasteners throughout the tractor. Depth Technical Depth: Comprehensive Factory Level Detail Level: Step-by-step instructions, detailed illustrations, diagrams, and photos. 📊 Manual Specifications File Details File Format: PDF Search Functionality: Enabled (text-based search) Resolution: High Resolution File Storage: Can be saved to hard drive or burned to CD-ROM. Operating Systems Compatibility: Compatible with all PC-based Windows operating systems and Mac. Document Searchability: Text-based search capability allows for quick information retrieval. Binding Type Binding Type: N/A (Digital Download - Printable) Paper Type Paper Type: N/A (Digital Download - Printable) ⚙️ Engine Specifications Primary Engine Engine Type: Diesel (details of specific engine model within manual) Engine Details Scope: Covers internal engine components, lubrication, cooling, and starting systems. Fuel System Fuel System Coverage: Diesel Fuel System (comprehensive) Fuel System Components: Includes service information for fuel injection pump, injectors, filters, and lines. Performance Performance Data: Manual will contain detailed engine specifications including horsepower, torque, and RPM curves. Engine Torque Specifications: Torque specifications for critical engine fasteners for proper assembly. 🔧 Transmission Features Transmission Coverage: Detailed repair and maintenance procedures for the transmission system. Gear Selection And Operation: Detailed explanation of gear shifting mechanisms and proper operation. Gearbox Lubrication: Specifications for gearbox oil type, capacity, and change intervals. Optional Transmission Options: Manual likely covers all transmission variants offered for the YM155 and YM155D models. Standard Transmission Type: Likely a manual transmission, potentially with multiple speed ranges and a gear splitter (details in manual). 📐 Dimensions Weights Weight Information: Manual likely contains detailed weight specifications for various components and the tractor itself for service purposes. Component Weights: Manual will provide component weights necessary for lifting and handling during repairs. Lifting Points And Procedures: Information on safe lifting points for engine and...