Target Audience:
Owners of the Yamaha TTR125 E R 2002 seeking to perform maintenance and repairs themselves or understand workshop procedures.
Value Proposition:
Provides comprehensive technical information used by local service repair shops, saving time and money on repairs.
Instant Access:
Immediate download upon purchase, no shipping fees or waiting periods.
Portability:
Accessible on smartphones and other devices for on-the-trail or on-site repairs.
Documentation Type:
Professional technical manual, guaranteeing usefulness and accuracy.
Engine:
Complete engine disassembly, assembly, tuning, and troubleshooting
Transmission:
Gearbox inspection, repair, and adjustment procedures
Fuel System:
Carburetor servicing, fuel pump, fuel lines, and tank maintenance
Ignition System:
Spark plug service, ignition timing, CDI unit testing
Lubrication System:
Oil change procedures, oil filter replacement, lubrication points
Cooling System:
Air cooling system inspection and maintenance (if applicable to specific model variant)
Electrical System:
Wiring diagrams, battery service, lighting, charging system
Suspension:
Front fork service, rear shock absorber inspection and adjustment
Brakes:
Front and rear brake system maintenance, fluid replacement, pad inspection
Wheels Tires:
Tire pressure, wheel bearing inspection, spoke tension adjustment
Chassis Frame:
Frame inspection, steering head bearing service
Bodywork:
Fairing, seat, and plastic component removal/installation
Maintenance:
Regular scheduled maintenance tasks, fluid checks, filter replacements
Troubleshooting:
Diagnostic procedures for common and uncommon issues, symptom analysis
Repair:
Step-by-step repair instructions for all major and minor components
Disassembly:
Complete machine disassembly procedures with detailed instructions
Assembly:
Complete machine assembly procedures with detailed instructions
Tune Up:
Engine tuning, carburetor adjustment, and ignition timing adjustments
Rebuilds:
Engine and transmission rebuild procedures
Depth:
Comprehensive, from basic maintenance to complete engine teardowns and rebuilds
User Level:
Suitable for DIY enthusiasts and experienced professional mechanics
Compatibility:
Requires Adobe PDF Reader for optimal display of images/graphics
Diagram Quality:
Top quality diagrams and instructions
Illustration Quality:
Highly detailed exploded pictures and diagrams
Text Readability:
Easy to read text sections, accurate, clear, and concise
Binding:
Digital Download (PDF)
Physical Manual Comparison:
Printable pages allow for clean, grease-free use unlike physical shop manuals
Engine Type:
Air-cooled, 4-stroke, SOHC
Displacement:
124 cc (cubic centimeters)
Bore X Stroke:
54.0 mm x 54.5 mm (typical for this model, specific data may be in manual)
Compression Ratio:
9.5:1 (typical for this model, specific data may be in manual)
Horsepower:
Not explicitly stated in product info, but detailed within the manual.
Torque:
Not explicitly stated in product info, but detailed within the manual.
Carburetor:
Mikuni VM20 (typical for this model, specific data may be in manual)
Fuel Type:
Unleaded gasoline
Overall Length:
Not explicitly stated, but covered in manual.
Overall Width:
Not explicitly stated, but covered in manual.
Overall Height:
Not explicitly stated, but covered in manual.
Curb Weight:
Approx. 82 kg (181 lbs) (typical for this model, specific data may be in manual)
Oil Change:
Recommended at regular intervals as per manual, typically every few hundred miles or annual usage.
Spark Plug:
Inspect and clean/replace at specified intervals for optimal performance.
Air Filter:
Clean or replace at regular intervals, crucial for off-road performance.
Engine Oil Type:
Yamaha recommends specific viscosity grades (e.g., 10W-40 or 20W-50) and API service categories (e.g., SE, SF, SG) for this model, detailed in the manual.
Engine Oil Capacity:
Specific oil capacity for engine and clutch (e.g., 0.9 L / 0.95 US qt) detailed in the manual.
Brake Fluid:
DOT 3 or DOT 4 brake fluid (typical for many motorcycles, specific recommendation in manual).
Carburetor Clogging:
Common in off-road bikes due to dust and fuel residue; regular cleaning is advised.
Chain Wear:
Regular lubrication and tension adjustment are critical for drivetrain longevity.
Suspension Seals:
Can degrade over time, leading to oil leaks; manual provides seal replacement procedures.
Yamaha Motorsports:
Yamaha is a renowned manufacturer with a long history in motorcycles and motorsports, known for performance and reliability.
Ttr Series:
The TTR series is Yamaha's line of off-road recreational motorcycles, designed for trail riding and play. The TTR125 is a popular choice for its versatility and ease of use.
Model Year Introduction:
The TTR125 was introduced in the early 2000s, with the 2002 model being part of its initial production run.
