Target Audience:
Owners of Yamaha Exciter EX570 and EX570 R II snowmobiles from model years 1991-1993 seeking professional repair and maintenance guidance.
Value Proposition:
Provides dealership-level technical information for DIY repair and maintenance, saving on professional service costs. Instant digital delivery is a key convenience factor.
Delivery Method:
Instant digital download via the internet, avoiding shipping delays.
Content Usability:
Designed for printing specific sections, reducing wear and tear on a physical manual and allowing for disposable use of greasy sections.
Engine:
Complete overhaul, diagnosis, tuning, lubrication, cooling, starting system, ignition system, fuel system.
Transmission:
Clutch system, drive clutch, driven clutch, belt service, gearcase lubrication and maintenance.
Chassis And Suspension:
Front suspension (skis, shocks, trailing arms), rear suspension (bogies, shocks, tracks), steering system, frame inspection and repair.
Electrical:
Lighting system, battery maintenance and testing, wiring diagrams, ignition system components, stator, CDI unit, starter motor.
Fuel System:
Carburetor identification and adjustment, fuel pump, fuel lines, fuel tank, fuel filter replacement.
Brakes:
Brake system operation, caliper service, brake pad replacement, brake fluid, troubleshooting.
Seats And Locks:
Seat removal and installation, any applicable lock mechanisms.
Lubrication:
Lubrication points, fluid capacities, recommended lubricants, grease points.
Maintenance:
Scheduled maintenance, pre-ride checks, post-ride maintenance, cleaning procedures.
Troubleshooting:
Diagnostic flowcharts, symptom-based troubleshooting for common issues, electrical system diagnostics.
Repair:
Step-by-step repair instructions for all major components and systems, assembly and disassembly procedures.
Technical Specifications:
Torque specifications, clearances, measurements, adjustments, timing settings.
Depth:
Comprehensive, covering basic maintenance to advanced engine rebuilds and electrical diagnostics. Suitable for dealership technicians and experienced DIY mechanics.
Format:
PDF (Adobe Acrobat)
Quality:
Printable, allowing users to print specific sections or the entire manual.
Binding Recommendation:
Recommended for printing and placing in 3-ring binders for easy access and durability.
Paper Recommendation:
Users can print on standard paper; recommended to use durable paper for frequently used sections.
Text Search:
Likely includes searchable text for efficient information retrieval, a hallmark of professionally created PDF manuals.
Engine Type:
Liquid-cooled, 2-stroke, reed valve
Engine Displacement:
561cc
Cylinder Configuration:
Twin-cylinder
Bore X Stroke:
68.0 mm x 78.0 mm
Horsepower:
Approximately 75-80 HP (exact figures vary by specific model year and tuning)
Carburetor Type:
Mikuni VM34SS (likely twin carburetors)
Fuel Delivery:
Gasoline / Oil Mixture (pre-mix or oil injection system, depending on exact configuration)
Ignition Type:
CDI (Capacitor Discharge Ignition)
Dashboard Features:
Basic instrumentation including speedometer, tachometer, engine temperature gauge, fuel gauge (if applicable), and warning lights.
Traction Control:
Not applicable for this era's model.
Features:
No electronic connectivity features.
Oil Change Interval:
Regular checks of oil injection system and fuel/oil mixture ratios as per manual recommendations. Gearcase oil change typically annually or every 2500 miles (vehicle dependent).
Spark Plug Replacement:
Recommended at seasonal intervals or based on performance issues, specific type and gap detailed in manual.
Clutch Maintenance:
Regular inspection of drive and driven clutch sheaves, belt condition, and clutch spring/weight service as needed.
Engine Oil:
2-stroke oil suitable for oil injection systems or pre-mix (specific Yamaha recommendation likely listed in manual).
Gearcase Oil:
Yamaha recommends specific gear oil for its snowmobile gearcases (e.g., Yamaha 10W-30 Gear Oil or equivalent API GL-4).
Coolant:
For liquid-cooled models, a specific coolant mixture ratio is required. Manual will specify type and ratio.
Engine Carbon Buildup:
Common in 2-stroke engines of this era, requiring decarbonization procedures as detailed in the manual.
Clutch Wear:
Drive belts can wear and clutches may require cleaning or adjustment due to heat and usage.
Electrical Connections:
Corrosion or loose connections can affect ignition and lighting; manual provides diagnostic steps.
Comprehensive Schedule:
The manual will contain a detailed maintenance schedule covering daily, weekly, monthly, and seasonal checks and services.
Yamaha Snowmobile History:
Yamaha has a long-standing history in snowmobile manufacturing, known for innovation and reliable engines, tracing its roots back to the 1960s.
Exciter Lineage:
The Exciter series was Yamaha's sport-oriented line, offering good performance for its time, positioned against competitors in the trail and mountain segments. The EX570 was a popular iteration.
Manufacturing Era:
1991-1993 production run for the specific models covered by this manual.
