Target Audience:
        
        
            Commuters, touring riders, riders seeking comfort and practicality in a scooter.
        
     
    
    
        
            Competitors:
        
        
            Yamaha T-Max, Suzuki Burgman, Honda Silver Wing, Kymco Xciting, Piaggio X8/X9.
        
     
    
    
        
            Design Philosophy:
        
        
            Comfortable ergonomics, large under-seat storage, good weather protection, capable for both urban commuting and highway touring.
        
     
    
        
            Engine Options:
        
        
            Versatile engine range catering to different licensing classes and performance expectations.
        
     
    
        
            Handling:
        
        
            Larger chassis and wheel sizes contribute to more stable handling compared to smaller scooters.
        
     
 
    
    
    
        
            Models Covered:
        
        
            Aprilia Atlantic 125, Aprilia Atlantic 200, Aprilia Atlantic 250, Aprilia Atlantic 500, Aprilia Atlantic Sprint
        
     
    
        
            Model Years Covered:
        
        
            Primarily 2003, but likely extends to adjacent model years with minor variations.
        
     
    
    
        
            Estimated Page Count:
        
        
            Likely 300-500 pages, typical for a comprehensive service manual covering multiple engine variants.
        
     
    
    
        
            Type:
        
        
            Service Repair Workshop Manual
        
     
    
    
        
            Language:
        
        
            English (Standard for most service manuals of this era and origin, though other languages may exist)
        
     
    
    
 
    
    
    
        
            Engine Mechanical:
        
        
            Engine disassembly, assembly, overhaul, cylinder head, pistons, crankshaft, lubrication system, cooling system.
        
     
    
        
            Engine Management:
        
        
            Fuel injection system (EFI), ignition system, electronic control unit (ECU) diagnostics and troubleshooting, sensor operations.
        
     
    
        
            Transmission:
        
        
            Automatic transmission (CVT - Continuously Variable Transmission) disassembly, inspection, belt replacement, roller weights, torque converter.
        
     
    
        
            Chassis:
        
        
            Frame inspection, front fork assembly, rear suspension, bearings, swingarm.
        
     
    
        
            Brakes:
        
        
            Hydraulic brake system, front and rear brake calipers, master cylinders, brake lines, disc and pad replacement, bleeding procedure.
        
     
    
        
            Electrical System:
        
        
            Wiring diagrams, battery, starter motor, alternator, lighting system (headlights, taillights, indicators), horn, fuses, relays, ignition switch.
        
     
    
        
            Fuel System:
        
        
            Fuel tank, fuel pump, fuel filter, fuel lines, fuel injector cleaning and testing.
        
     
    
        
            Cooling System:
        
        
            Radiator, cooling fan, coolant hoses, thermostat, coolant capacity and type.
        
     
    
        
            Exhaust System:
        
        
            Exhaust manifold, muffler, catalytic converter (if applicable), exhaust gaskets.
        
     
    
        
            Bodywork:
        
        
            Fairing removal and installation, seat, storage compartments, body panel repair and replacement.
        
     
    
        
            Wheels And Tires:
        
        
            Wheel bearing inspection and replacement, tire mounting and balancing, recommended tire pressures.
        
     
    
    
        
            Routine Maintenance:
        
        
            Oil changes, filter replacements, spark plug checks, air filter cleaning/replacement, chain adjustment (if applicable to specific variants), fluid level checks.
        
     
    
        
            Troubleshooting:
        
        
            Diagnostic flowcharts for common problems, fault code interpretation, electrical system troubleshooting.
        
     
    
        
            Engine Repair:
        
        
            Full engine rebuild procedures, component specifications, torque values for critical fasteners, valve clearance adjustment.
        
     
    
        
            Transmission Repair:
        
        
            CVT belt replacement, clutch assembly service, gear oil changes.
        
     
    
        
            Brake System Maintenance:
        
        
            Brake fluid flush and replacement, caliper servicing, pad replacement.
        
     
    
        
            Electrical Diagnostics:
        
        
            Wiring harness repair, component testing, battery charging system checks.
        
     
    
        
            Suspension And Steering:
        
        
            Fork oil change, seal replacement, steering head bearing adjustment.
        
     
    
        
            Bodywork Repair:
        
        
            Panel alignment, fastener torque specifications for body panels.
        
     
    
    
        
            Depth:
        
        
            Comprehensive, covering routine maintenance to full engine and transmission overhauls. Includes detailed troubleshooting guides and specifications.
        
     
    
        
            Diagnostic Level:
        
        
            Advanced, including procedures for using diagnostic tools and interpreting sensor data.
        
     
 
    
    
    
        
            Engine Type:
        
        
            Four-stroke, liquid-cooled (common for most variants)
        
     
    
        
            Displacement 125Cc:
        
        
            Approximately 124.9 cc (Rotax engine variant)
        
     
    
        
            Displacement 200Cc:
        
        
            Approximately 197.9 cc (Rotax engine variant)
        
     
    
        
            Displacement 250Cc:
        
        
            Approximately 244 cc (Piaggio Quasar engine variant)
        
     
    
        
            Displacement 500Cc:
        
        
            Approximately 492 cc (Piaggio Master engine variant)
        
     
    
    
        
            Horsepower 125Cc:
        
        
            Approx. 15 HP (varies by specific model year/tune)
        
     
    
        
            Horsepower 200Cc:
        
        
            Approx. 19 HP (varies by specific model year/tune)
        
     
    
        
            Horsepower 250Cc:
        
        
            Approx. 22 HP (varies by specific model year/tune)
        
     
    
        
            Horsepower 500Cc:
        
        
            Approx. 40 HP (varies by specific model year/tune)
        
     
    
        
            Torque 500Cc:
        
        
            Approx. 45 Nm (varies by specific model year/tune)
        
     
    
    
        
            Induction:
        
        
            Electronic Fuel Injection (EFI)
        
     
    
        
            Fuel Grade:
        
        
            Unleaded gasoline, minimum 95 RON (Recommended)
        
     
 
    
    
    
        
            Engine Oil Change:
        
        
            Every 6,000 km or 1 year (whichever comes first), verify in manual for exact mileage.
        
     
    
        
            Oil Filter Replacement:
        
        
            Concurrent with engine oil changes.
        
     
    
        
            Air Filter Service:
        
        
            Every 12,000 km or 1 year, inspect more frequently.
        
     
    
        
            Spark Plug Replacement:
        
        
            Every 12,000 km (recommend checking for specific plug type and gap).
        
     
    
        
            Cvt Belt Inspection:
        
        
            Inspect at 12,000 km, replace as needed (typically around 20,000-24,000 km, depends heavily on usage).
        
     
    
    
        
            Engine Oil Type:
        
        
            Synthetic SAE 5W-40 API SL or higher, JASO MA compliant (Crucial to verify exact specification for each engine variant).
        
     
    
        
            Engine Oil Capacity:
        
        
            Approx. 1.3-1.8 Liters (depending on engine variant, check manual for exact figure and procedure).
        
     
    
        
            Coolant Type:
        
        
            Ethylene glycol-based antifreeze with corrosion inhibitors, mix 50/50 with distilled water.
        
     
    
        
            Brake Fluid Type:
        
        
            DOT 4 hydraulic brake fluid.
        
     
    
        
            Gear Oil Type:
        
        
            Specific gear oil for automatic transmission (check manual, often SAE 80W-90 or similar).
        
     
    
    
        
            Common Problems:
        
        
            CVT belt wear, potential electrical gremlins (common in some Italian scooters of this era), fuel injector clogging on older models, starter motor issues, fork seal leaks.
        
     
    
        
            Maintenance Recommendations:
        
        
            Strict adherence to the maintenance schedule, especially for CVT components and engine oil, is vital for longevity.