Category:
Recreational/Utility ATV
Target User:
ATV owners and independent repair shops seeking comprehensive service information
Manual Value:
Essential resource for maintaining and repairing the YTM225ERN, reducing reliance on expensive dealership services.
Completeness:
Official factory service manual, providing authorized procedures and specifications.
Diagnostic Capability:
Includes troubleshooting sections to identify and resolve common and uncommon issues.
Engine:
Complete overhaul, tuning, carburetor, ignition, lubrication
Transmission:
Gearbox service, clutch operation, driveline maintenance
Chassis And Suspension:
Front and rear suspension, steering system, frame inspection
Brakes:
Drum brake service, linkage adjustment, hydraulic components (if applicable)
Electrical System:
Wiring diagrams, lighting, ignition system, battery, charging system
Fuel System:
Fuel tank, fuel lines, carburetor service and adjustment
Cooling System:
Air-cooled engine specifications and maintenance
Exhaust System:
Muffler and pipe inspection and replacement
Bodywork And Trim:
Body panel removal, seat, fenders, decals
Maintenance:
Scheduled maintenance, lubrication points, cleaning procedures
Troubleshooting:
Diagnostic guides for common issues, fault finding charts
Repair:
Step-by-step repair instructions for all major components
Disassembly And Assembly:
Detailed instructions for component removal and installation
Rebuilding:
Engine rebuild procedures, carburetor rebuilds
Adjustments:
Carburetor tuning, clutch adjustment, throttle cable adjustment
Torque Specifications:
Tightening specifications for critical fasteners
Depth:
Comprehensive factory-level detail covering diagnostics, repair, and overhaul
Detail Level:
Detailed diagrams, exploded views, schematics, and step-by-step instructions
Searchability:
Likely text-searchable, facilitating quick information retrieval
Quality:
High-resolution scans for clear reproduction of text and diagrams
Printability:
Designed for printing, allowing users to create a physical copy
Suggested Binding:
Comb binding or spiral binding recommended for workshop use
Recommended Paper:
Durable, heavier stock paper recommended for workshop environments
Engine Type:
4-stroke, Air-cooled
Displacement:
225cc (approximate)
Bore X Stroke:
Specifics available in manual
Valvetrain:
SOHC (Single Overhead Camshaft), 2-valve per cylinder (typical for this era)
Horsepower:
Estimated 15-20 HP (exact figures vary)
Torque:
Specifics available in manual
Carburetor Type:
Single Mikuni carburetor (typical, specific model in manual)
Fuel Type:
Unleaded Gasoline
Fuel Tank Capacity:
Specifics available in manual (typically around 2-3 gallons)
Length:
Specifics available in manual
Width:
Specifics available in manual
Height:
Specifics available in manual
Dry Weight:
Specifics available in manual (typically around 350-400 lbs)
Payload Capacity:
Specifics available in manual
Towing Capacity:
Specifics available in manual (if applicable)
Atv Safety Standards:
Adheres to general ATV safety guidelines of the era. Manual provides safety warnings.
Braking System:
Drum brakes front and rear (typical), mechanical actuation
Handlebars:
Standard ATV handlebars with handgrips
Footpegs:
Large footpegs for rider stability
Oil Change:
Refer to manual for specific hours/miles; typically every few hundred hours or annually.
Air Filter Cleaning:
Frequent cleaning recommended, depending on operating conditions.
Spark Plug Replacement:
Specific interval detailed in manual (e.g., every 2,000-4,000 miles or annually).
Valve Adjustment:
Periodic checks and adjustments as per manual recommendations.
Engine Oil Type:
Yamalube or equivalent 4-stroke motorcycle/ATV oil (specific viscosity in manual, e.g., 10W-40).
Transmission Oil Type:
Refer to manual; may use engine oil or specific gear oil (e.g., SAE 80W).
Brake Fluid Type:
DOT 3 or DOT 4 (if hydraulic, but likely mechanical actuation on this model).
Carburetor Clogging:
Common in older vehicles due to fuel degradation; requires cleaning and tuning.
Electrical Connections:
Corrosion or loose connections can lead to intermittent issues.
Suspension Wear:
Bushings and seals can degrade over time, affecting ride quality.
Exhaust Leaks:
Gasket failure or pipe corrosion can cause leaks.
Automatic Clutch Adjustment:
May require periodic adjustment to ensure proper engagement.
Manufacturer:
Yamaha Motor Corporation, known for motorcycles, marine products, and musical instruments.
Atv Development:
Part of Yamaha's early forays into the ATV market, building on their powersports expertise.
Y Tm Series:
The YTM series was Yamaha's line of sporty ATVs in the mid-1980s.
Production Period:
1983-1986
Key Market:
North America primarily
