Make:
SYM (Sanyang Motor Co., Ltd.)
Product Name:
SYM SANYANG JET 50 100 EURO Service Repair Manual PDF Download
Model Generation:
Specific generation not explicitly stated, manual likely covers a broad range of common Jet 50/100 EURO models.
Engine Code:
Not specified, but likely covers standard SYM scooter engines for 50cc and 100cc EURO variants.
Segment:
Lightweight scooter segment, popular for urban commuting.
Competitors:
Competes with models from brands like Honda (Dio, Lead), Yamaha (Jog, Vino), Kymco (Agility), and other Asian manufacturers.
Vehicle Purpose:
Designed for economical and agile urban transportation.
Manual Value Proposition:
Empowers owners and technicians with the knowledge to maintain and repair their SYM Jet 50/100 EURO efficiently.
Engine Service:
Detailed procedures for engine disassembly, assembly, inspection, and tuning.
Fuel System Service:
Carburetor or fuel injection system diagnosis, cleaning, adjustment, and repair.
Ignition System Service:
Spark plug, ignition coil, CDI unit, and wiring diagnostics and replacement.
Transmission Service:
Automatic transmission (CVT) diagnosis, clutch assembly, belt replacement, and gearbox maintenance.
Braking System Service:
Front and rear brake mechanisms (drum or disc), brake fluid replacement, and hydraulic system checks.
Suspension Service:
Front fork, rear shock absorber, and related components maintenance and repair.
Electrical System Service:
Wiring diagrams, battery, lighting, starter, and charging system troubleshooting.
Cooling System Service:
Air-cooled engine specific considerations, if applicable.
Frame And Bodywork Service:
Chassis inspection, panel removal/installation, and body component repair.
Routine Maintenance:
Oil changes, filter replacements, spark plug checks, chain/belt adjustment (if applicable).
Troubleshooting Guide:
Diagnostic flowcharts and symptom-based problem solving.
Rebuild Procedures:
Comprehensive instructions for major component rebuilds (engine, transmission).
Component Testing:
Procedures for testing various electrical and mechanical components.
Depth Of Information:
Comprehensive, covering everything from basic maintenance to advanced diagnostics and full rebuilds.
Diagnostic Capabilities:
Detailed troubleshooting steps, fault code interpretation (if applicable), and component testing.
Repair Instructions:
Step-by-step illustrated repair procedures for all major systems.
Engine Type:
Air-cooled, four-stroke (typical for EURO models).
Displacement 50Cc:
Approximately 49.5cc (for Jet 50 variants).
Displacement 100Cc:
Approximately 99.5cc to 100cc (for Jet 100 variants).
Bore X Stroke:
Varies by specific engine, typical for 50cc: ~39mm x 41.4mm; for 100cc: ~50mm x 49.5mm (example figures).
Horsepower 50Cc:
Typically 3-4 HP at around 7000-7500 RPM (varies by emissions regulations).
Horsepower 100Cc:
Typically 6-8 HP at around 7000-7500 RPM (varies by emissions regulations).
Torque:
Low-end torque for city acceleration, specific figures not provided.
Fuel Delivery:
Carburetor (common) or Electronic Fuel Injection (EFI) on newer EURO models.
Fuel Type:
Unleaded gasoline (RON 91 or higher).
Ignition System:
CDI (Capacitor Discharge Ignition).
Lubrication System:
Wet sump.
Overall Length:
Varies by specific model year, typically around 1700-1800 mm.
Overall Width:
Varies by specific model year, typically around 650-700 mm.
Overall Height:
Varies by specific model year, typically around 1050-1100 mm.
Dry Weight:
Approximately 80-90 kg for 50cc, 90-100 kg for 100cc models.
Gross Vehicle Weight Rating:
Not specified, but designed for one rider plus light cargo.
Fuel Tank Capacity:
Typically 4-6 liters.
Oil Capacity:
Approximately 0.7 - 0.9 liters of engine oil (refer to manual for exact spec).
Crash Test Ratings:
N/A for scooters of this class, focus is on roadworthiness and rider safety features.
Braking System:
Disc front brake, drum rear brake (common configuration); ABS not typically featured on these models.
Lighting:
Halogen headlight, LED taillight and indicators (on newer models).
Chassis Design:
Robust steel frame for stability.
Tires:
Tubeless tires, typically 10 or 12-inch wheels.
Dashboard:
Analog or digital speedometer, fuel gauge, indicator lights.
ABS:
Anti-lock Braking System is not a standard feature on most Jet 50/100 models.
Charging Port:
Optional 12V accessory socket for charging devices may be present on some variants.
Engine Oil Change:
Recommended every 1000-3000 km or every 6-12 months (refer to manual for exact interval and oil type).
Air Filter Cleaning:
Recommended every 2000-4000 km, replacement as needed.
Spark Plug Check:
Recommended every 2000-5000 km, replacement as needed.
Transmission Oil Change:
Typically every 6000-10000 km or as specified.
Engine Oil Type:
SAE 10W-40 or SAE 15W-40, API SG/SH/SJ or higher, JASO MA approved motorcycle oil.
Brake Fluid Type:
DOT 3 or DOT 4.
Common Wear Items:
Drive belt, brake pads/shoes, tires, battery, air filter.
Potential Failures:
Carburetor gumming if left idle, electrical connector corrosion in humid climates.
Manufacturer:
SYM (Sanyang Motor Co., Ltd.) is a Taiwanese manufacturer known for a wide range of motorcycles, scooters, and ATVs.
Jet Series:
The Jet series has been a popular offering from SYM, evolving with various engine sizes and feature updates over the years to meet different market demands and emissions standards.
Manufacturing Origin:
Taiwan.
Euro Compliance:
The 'EURO' designation indicates compliance with European emissions standards (e.g., Euro 3, Euro 4), which implies specific engine management and exhaust system designs.
