Basic Information Identification Make: Yamaha Model: Mountain Max Year: 1999 Sub Model: 600 / 700 Codes Product Identifier: 1999 Yamaha Mountain Max 600 / 700 Snowmobile Service Repair Maintenance Overhaul Workshop Manual PDF Download Introduction Market Position Segment: High-performance, mountain-focused snowmobiles designed for deep snow and challenging terrain. Target Audience: Enthusiasts and mechanics seeking to maintain, repair, or rebuild their 1999 Yamaha Mountain Max snowmobiles. Competitive Analysis Competitors 1999: Arctic Cat Powder Special, Polaris RMK, Ski-Doo Summit. Key Features Vehicle Suspension System: Yamaha's Pro-Action suspension systems were known for their adjustability and capability in deep snow. Engine Technology: Liquid-cooled, 2-stroke engines offered strong power-to-weight ratios for the era. Key Features Manual Comprehensive Coverage: Offers a complete guide to ensure proper operation and longevity of the snowmobile. Step By Step Instructions: Emphasizes clear, sequential procedures for complex tasks. Manual Details Coverage Areas Primary Coverage: Comprehensive service, repair, maintenance, and overhaul procedures for 1999 Yamaha Mountain Max 600 and 700 snowmobiles. Engine Coverage: Detailed information for both 600cc and 700cc liquid-cooled, 2-stroke engines, including disassembly, assembly, tuning, and diagnostics. Chassis Coverage: Extensive coverage of chassis components, suspension systems (front and rear), steering, and braking systems. Electrical Coverage: In-depth electrical system diagnostics, wiring diagrams, component testing, and troubleshooting for ignition, lighting, and accessories. Page Count Estimated Page Count: Likely 300-500+ pages (typical for comprehensive service manuals of this era). Manual Type Type: Service Repair Maintenance Overhaul Workshop Manual Language Language: English Format Format: PDF Download Manual Coverage Systems Covered Engine Mechanical: Cylinder head, cylinders, pistons, crankshaft, connecting rods, lubrication system, cooling system, intake and exhaust systems. Fuel System: Carburetor (Mikuni VM series likely) overhaul, adjustment, fuel pump, fuel lines, and fuel tank. Ignition System: CDI unit, ignition coils, spark plugs, timing, and troubleshooting. Drivetrain: Primary clutch (drive clutch), secondary clutch (driven clutch) service and tuning, drive belt inspection and replacement, chaincase, gearbox, and differential (if applicable). Suspension Front: Pro-Action Suspension, ski alignment, shock absorber service, spindle and A-arm inspection. Suspension Rear: Pro-Action Suspension, skid frame, shock absorbers, torsion springs, suspension travel adjustment. Steering System: Handlebars, steering post, tie rods, ski spindles, and related components. Braking System: Hydraulic disc brake system, caliper service, brake pad replacement, master cylinder, brake fluid, and bleeding procedures. Electrical System: Lighting (headlight, taillight, brake light), starter system, battery charging system, wiring harnesses, switches, and gauges. Body And Trim: Hood removal and installation, seat, decals, and minor body panel adjustments. Procedures Included Routine Maintenance: Pre-ride inspection, oil changes, spark plug checks, drive belt inspection, suspension lubrication, track tension adjustment. Engine Rebuild: Complete engine overhaul, including piston replacement, ring replacement, bearing service, seal replacement, and cylinder boring/honing. Carburetor Tuning: Jetting recommendations, idle speed adjustment, mixture screw settings, and troubleshooting common carburetor issues. Clutch Service: Clutch weight adjustments, spring replacement, roller maintenance, and belt alignment. Suspension Adjustment: Setting up front and rear suspension for different riding conditions and rider weight. Troubleshooting: Systematic diagnostic procedures for common performance issues, starting problems, and electrical faults. Electrical Diagnostics: Using a multimeter to test components, tracing wiring faults, and interpreting wiring diagrams. Special Tools: Lists and descriptions of special tools required for specific repair and maintenance procedures. Technical Depth Depth: Comprehensive, covering everything from basic preventative maintenance to complete engine and transmission overhauls. Diagnostic Level: Advanced diagnostics for engine performance, electrical systems, and clutch operation. Rebuild Procedures: Detailed, step-by-step instructions for complete engine, gearbox, and clutch rebuilds. Specifications: Includes precise torque values, clearances, fluid capacities, and other critical specifications. Manual Specifications File Format Format: PDF Searchability: Typically fully searchable text within the PDF for quick information retrieval. Print Quality Quality: High-resolution scans of original factory manuals, ensuring clarity of diagrams and text. Binding Type Binding: N/A (Digital PDF format) Paper Type Paper Type: N/A (Digital PDF format) Usability Organization: Organized in a sequential, step-by-step format for ease of use by mechanics. Engine Specifications Primary Engine 600 Type 600: Liquid-cooled, 2-stroke, reed valve induction Displacement 600: Approx. 597cc Bore X Stroke 600: Typical: 73.0 mm x 73.0 mm (Need to confirm specific value in manual) Primary Engine 700 Type 700: Liquid-cooled, 2-stroke, reed valve induction Displacement 700: Approx. 698cc Bore X Stroke 700: Typical: 74.0 mm x 81.0 mm (Need to confirm specific value in manual) Performance 600 Horsepower 600: Estimated 115-120 HP (Need to confirm specific value in manual) Performance 700 Horsepower 700: Estimated 130-135 HP (Need to confirm specific value in manual) Fuel System Carburetor Type: Twin Mikuni VM34 (likely for 600cc) or VM36/VM38 (likely for 700cc) flat slide carburetors. Fuel Requirement: Unleaded gasoline (Octane rating to be specified in manual, typically 87 or higher). Lubrication Oil System: Yamalube 2-stroke oil injection system or pre-mix capability. Transmission Standard Type: CVT (Continuously Variable Transmission) with a Polaris P85 drive clutch and Yamaha's torsional secondary clutch. Optional Options: N/A (CVT was standard for this model) Features Clutch...