1999 Yamaha MountAIN MAX 600 / 700 Snowmobile Service Manual

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🏷️ Basic Information Identification Make: Yamaha Model: Mountain Max Model Variants: 600, 700 Year: 1999 Codes Product Id: YMM99 👋 Introduction Market Position Segment: Performance Trail and Mountain Snowmobile Competitive...

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Type: Snowmobile

Vendor:

Sku: 41981

Tags: 1999 Mountain Max MountAIN MAX 600 MountAIN MAX 700 Powersports Snowmobile Snowmobiles Yamaha

Product variants

Description

🏷️ Basic Information

Identification

Make:

Yamaha

Model:

Mountain Max

Model Variants:

600, 700

Year:

Codes

Product Id:

YMM99

👋 Introduction

Market Position

Segment:

Performance Trail and Mountain Snowmobile

Competitive Analysis

Competitors:

Ski-Doo Summit, Polaris RMK, Arctic Cat Mountain Cat

Key Features

Vehicle Focus:

Designed for challenging mountain terrain, offering excellent power-to-weight ratio and agile handling.

📋 Manual Details

Coverage Areas

Manual Type:

Service Manual

Language:

English

Format:

PDF Download

Page Count

Estimated Page Count:

Approx. 300-400 pages (typical for this era and model complexity)

📖 Manual Coverage

Systems Covered

Powertrain:

Engine, Fuel System, Exhaust System, Drivetrain, Transmission (CVT), Drive/Driven Clutch Systems

Chassis And Suspension:

Front Suspension (AWS - Anti-Wide Steering), Rear Suspension (ProAction Plus), Steering System, Brakes (Hydraulic Disc), Tracks and Skis

Electrical And Ignition:

Ignition System (CDI), Lighting System, Gauges and Instruments, Battery, Starter System, Wiring Diagrams

Procedures Included

Maintenance:

Regular Service Intervals, Lubrication, Adjustments, Inspections

Repair:

Component Disassembly, Reassembly, Overhaul, Replacement

Troubleshooting:

Diagnostic Procedures, Symptom-Based Troubleshooting Charts, Common Issues and Solutions

Technical Depth

Depth:

Comprehensive (from basic maintenance to complete engine and drivetrain rebuilds)

📊 Manual Specifications

File Format

Digital Format:

Searchable PDF

Print Quality

Image Resolution:

High-resolution scans of original factory manual pages for clarity.

Binding Type

Binding:

N/A (Digital Download)

Paper Type

Paper Quality:

N/A (Digital Download)

⚙️ Engine Specifications

Primary Engine

Engine Type 600:

Yamaha 2-stroke, 2-cylinder, Reed Valve, Liquid-Cooled

Engine Type 700:

Yamaha 2-stroke, 2-cylinder, Reed Valve, Liquid-Cooled

Bore Stroke 600:

73.0 mm x 73.0 mm

Bore Stroke 700:

82.0 mm x 66.2 mm

Displacement 600:

597 cc

Displacement 700:

698 cc

Performance

Horsepower 600:

Approx. 115-120 HP (estimated)

Horsepower 700:

Approx. 130-135 HP (estimated)

Fuel System

Carburetion:

Dual Mikuni VM34SS (likely for 600), Dual Mikuni VM36SS (likely for 700) Carburetors

Fuel Type:

Unleaded gasoline (91 octane or higher recommended)

Oil Injection:

Yamaha Autolube (Separate Oil Tank)

🔧 Transmission

Standard

Transmission Type:

CVT (Continuously Variable Transmission)

Drive Clutch:

Yamaha Max-Flo Drive Clutch

Driven Clutch:

Yamaha DD Driven Clutch

Features

Gear Reduction:

Forward, Neutral, Reverse (usually via a chaincase)

📐 Dimensions

Exterior

Track Width:

Standard mountain track width for optimal flotation (e.g., 15 inches)

Track Length:

Extended mountain track length for deep snow (e.g., 136 inches, possibly longer options)

Ski Stance:

Adjustable or specific stance for mountain handling

Weights

Dry Weight 600:

Approx. 470 lbs (estimated)

Dry Weight 700:

Approx. 490 lbs (estimated)

🛡️ Safety Features

Active Features

Braking System:

Hydraulic Disc Brake with ventilated rotor

Throttle Safety:

Thumb throttle with safety lockout mechanism

Passive Features

Kill Switch:

Handlebar-mounted engine kill switch with lanyard

Lighting:

Headlight, Taillight, Brakelight

💡 Technology Features

Infotainment

Gauge Cluster:

Analog speedometer, tachometer, engine temperature gauge, fuel gauge, and indicator lights.

Driver Assistance

Throttle Control:

Ergonomic thumb throttle for precise power delivery.

Connectivity

Data Ports:

N/A (No digital diagnostic ports common on this era of snowmobile).

🔧 Maintenance

Service Intervals

Oil Change Interval:

Refer to manual for specific intervals based on mileage or operating hours; typically annual or after significant use.

Spark Plug Replacement:

Recommended every 1000-1500 miles or annually.

Track Tension Adjustment:

Check and adjust track tension regularly as per manual specifications.

Fluid Specifications

Engine Oil Type:

Yamaha 2-Stroke Snowmobile Oil or equivalent API TC-W3 certified oil.

Coolant Type:

Ethylene Glycol based antifreeze (50/50 mix with distilled water) for -34°C (-30°F) protection.

Chaincase Oil Type:

Yamalube Gear Oil (GL-4 SAE 80W-90) or equivalent.

Known Issues

Carburetor Icing:

Potential for carburetor icing in specific cold/humid conditions; manual may offer solutions.

Clutch Maintenance:

Regular cleaning and inspection of drive and driven clutches for wear and proper function are crucial for CVT longevity.

Suspension Bushings:

Wear of suspension bushings and ball joints over time; requires periodic inspection and replacement.

📚 Vehicle History

Brand Heritage

Heritage Focus:

Yamaha's long-standing reputation for reliable and powerful snowmobile engines and chassis.

Model Evolution

Mountain Max Lineage:

Continuation of Yamaha's performance-oriented mountain snowmobile line, building on previous generations with enhanced power and suspension.

Production

Manufacturing Location:

Likely manufactured in Japan or North America by Yamaha Motor Corporation.

🏆 Awards & Recognition

Recognitions

Industry Awards:

Likely received positive reviews and accolades from snowmobile publications of the era for its performance and mountain capability.