Target Audience:
DIY mechanics, snowmobile enthusiasts, repair shops
Unique Selling Proposition:
Up-to-date version, competitive pricing with price matching, immediate download
Content Focus:
Detailed repair and maintenance procedures for the Yamaha Snoscoot SV 80/E
Vendor Promise:
Customer satisfaction, accurate and up-to-date information, competitive pricing
Engine Overhaul:
Complete engine disassembly, inspection, repair, and reassembly procedures
Fuel System:
Carburetor adjustment, cleaning, and rebuilding; fuel pump and lines
Ignition System:
CDI unit, spark plugs, wiring diagrams, timing adjustments
Cooling System:
Air cooling system, fan, and shrouding maintenance
Lubrication System:
Oil injection system, oil pump, and oil tank servicing
Drive System:
Clutch (primary and secondary), drive belt inspection and replacement, chain case lubrication
Suspension:
Front and rear suspension components, shock absorbers, springs, and bushings
Steering:
Handlebar, steering post, tie rods, and spindle maintenance
Brakes:
Brake system inspection, fluid replacement, caliper and pad servicing, brake lever adjustment
Electrical System:
Lighting, battery maintenance, wiring harnesses, switches, and diagnostic procedures
Chassis And Body:
Frame inspection, body panel removal and installation, seat, and running board maintenance
Preventative Maintenance:
Detailed schedule for regular checks and fluid changes
Troubleshooting Guide:
Systematic approach to diagnosing common problems and malfunctions
Repair Procedures:
Step-by-step instructions for component replacement and repair
Diagnostic Procedures:
Methods for identifying faults within various systems
Tune Up Procedures:
Comprehensive tune-up steps for optimal performance
Depth Of Coverage:
Comprehensive repair and maintenance coverage
Diagnostic Capabilities:
Detailed diagnostic trees and specifications for identifying issues
Rebuild Information:
Detailed instructions for engine and component rebuilding
Engine Type:
2-Stroke, Reed Valve, Fan Cooled
Bore X Stroke:
47.0 mm x 45.6 mm (Typical for this displacement)
Compression Ratio:
6.8:1 (Typical for this era and engine type)
Carburetor Model:
VM20SS (Typical Mikuni carb for this application)
Ignition Type:
CDI (Capacitor Discharge Ignition)
Horsepower:
Approximately 8-10 HP (Estimated, exact figures may vary)
Fuel Type:
Unleaded gasoline mixed with 2-stroke oil (Typically 50:1 ratio, check manual for specifics)
Oil Type:
Yamaha 2M or equivalent API-TC certified 2-stroke oil
Length:
Refer to manual for specific dimensions
Width:
Refer to manual for specific dimensions
Height:
Refer to manual for specific dimensions
Dry Weight:
Approximately 100 kg (220 lbs) (Estimated, check manual for exact)
Fuel Capacity:
Approximately 3.5 Liters (0.9 US Gal) (Estimated, check manual)
Spark Plug Replacement:
Refer to manual for specific intervals (typically every season or 50-100 operating hours)
Drive Belt Inspection:
Regular inspection for wear, damage, and proper tension
Clutch Maintenance:
Periodic cleaning and inspection of primary and secondary clutches
Chain Case Lube Change:
Refer to manual for recommended intervals (typically annually or based on usage)
Engine Oil Type:
Yamaha 2M or equivalent API-TC certified 2-stroke oil
Chain Case Oil Type:
Yamalube Gear Oil or equivalent SAE 80W-90 hypoid gear oil
Brake Fluid Type:
DOT 3 or DOT 4 brake fluid (Confirm with manual)
Common Wear Items:
Drive belts, spark plugs, clutch components, and suspension bushings are common wear items.
Carburetor Cleaning:
Carburetors may require periodic cleaning and adjustment due to fuel residue and contamination.
Yamaha Snowmobile Legacy:
Yamaha has a long history of producing reliable and innovative snowmobiles.
Snoscoot Purpose:
The Snoscoot was designed as an entry-level, user-friendly snowmobile, often targeted at younger riders or those seeking a lighter, more maneuverable machine.
Production Period:
Produced in the late 1980s and early 1990s, with this manual covering 1988-1991.