🏷️ Basic Information Identification Make: Aprilia Model: SRV 850 Year: 2012 Codes Vin Prefix: ZDA 👋 Introduction Market Position Segment: Maxi-scooter, GT (Gran Turismo) segment. Target Audience: Commuters seeking performance and comfort, touring riders, enthusiasts of powerful and technologically advanced scooters. Competitive Analysis Competitors: Yamaha TMAX, Suzuki Burgman 650, BMW C 600 Sport/C 650 GT, Gilera GP800. Key Features Performance Focus: High displacement engine offering near-motorcycle performance for a scooter. Chassis Design: Motorcycle-derived chassis elements for enhanced handling and stability. Design Origin: Shares significant mechanical components with the Gilera GP800, leveraging Piaggio Group's engineering. 📋 Manual Details Coverage Areas Manual Type: Workshop Service Repair Manual Page Count Page Count: 266 Language Language: English Format File Format: PDF Compatibility Operating Systems: All Versions of Windows & Mac Requirements Software Requirements: Adobe PDF Reader 📖 Manual Coverage Systems Covered Engine Systems: Engine disassembly, assembly, maintenance, troubleshooting, internal components, timing, lubrication, cooling system integration. Power Supply System: Starting system, charging system (alternator/stator, regulator/rectifier), battery management, ignition system components. Transmission And Drivetrain: CVT (Continuously Variable Transmission) operation, maintenance, belt replacement, variator and clutch assembly inspection and service. Chassis And Suspension: Front fork servicing, rear shock absorber adjustment and replacement, swingarm inspection and lubrication, steering head bearing maintenance. Braking System: Front and rear brake caliper servicing, master cylinder overhaul, brake fluid bleeding procedures, pad and disc inspection and replacement, ABS system component location and basic troubleshooting. Cooling System: Radiator, fan, thermostat, water pump inspection and replacement, coolant type and capacity, bleeding the cooling system. Electrical System: Wiring diagrams, component identification, lighting system, instrument cluster, horn, starter solenoid, ECU (Engine Control Unit) location and basic diagnostics. Bodywork And Trim: Panel removal and installation, seat assembly, storage compartments, fairing components, lighting fixture mounting. Procedures Included Maintenance Procedures: Scheduled maintenance tasks, oil and filter changes, spark plug replacement, air filter cleaning/replacement, drive belt inspection/replacement, brake fluid flush, coolant service. Troubleshooting Guides: Diagnostic flowcharts for common running issues, electrical faults, starting problems, braking irregularities. Repair Procedures: Step-by-step instructions for major component overhauls, including engine, transmission, suspension, and braking system repairs. Diagnostic Procedures: Information on using diagnostic tools, interpreting error codes, and performing electrical system checks. Technical Depth Depth: Comprehensive coverage from basic maintenance to complete engine and chassis rebuilds, suitable for professional technicians and advanced DIY enthusiasts. 📊 Manual Specifications File Specifications File Format: PDF Searchability: Likely text-searchable if converted from a properly scanned source with OCR. Print Quality Quality: Digital reproduction of original factory documentation; quality depends on the source scan but typically high for technical manuals. Binding Type Binding Type: N/A (Digital PDF format) Paper Type Paper Type: N/A (Digital PDF format) ⚙️ Engine Specifications Primary Engine Engine Type: V-Twin, Four-stroke, Liquid-cooled, DOHC Displacement: 839.5 cc Bore X Stroke: 90 mm x 65.5 mm Compression Ratio: 10.5:1 Performance Max Power Output: 55 kW @ 7,750 rpm (73.8 hp) Max Torque: 76 Nm @ 6,000 rpm (56.1 lb-ft) Fuel System Fuel Delivery: Electronic Fuel Injection (EFI), Mikuni or Magneti Marelli system. Fuel Type: Unleaded Gasoline (Octane Rating 95 Recommended) Lubrication System Oil Type: SAE 10W-40 Synthetic Motorcycle Oil meeting API SG or higher, JASO MA specification. Oil Capacity With Filter: Approx. 2.5 Liters Cooling System Coolant Type: Ethylene Glycol based coolant with corrosion inhibitors (e.g., Piaggio Coolant). Coolant Capacity: Approx. 1.7 Liters Ignition System Ignition Type: Electronic ignition, CDI (Capacitor Discharge Ignition) with variable ignition timing. Spark Plugs Spark Plug Type: NGK CR9EB or equivalent. 🔧 Transmission Standard Transmission Type: Automatic CVT (Continuously Variable Transmission) with dry centrifugal clutch. Features Drive System: Belt drive to rear wheel. Maintenance Drive Belt Replacement Interval: Refer to maintenance schedule; typically around 12,000 - 20,000 km depending on usage and inspection. 📐 Dimensions Exterior Length: Approx. 2,235 mm (88.0 inches) Width: Approx. 790 mm (31.1 inches) at handlebars Height: Approx. 1,480 mm (58.3 inches) at windscreen Wheelbase: Approx. 1,590 mm (62.6 inches) Weights Dry Weight: Approx. 240 kg (529 lbs) Gross Vehicle Weight Rating: Approx. 460 kg (1014 lbs) Capacity Fuel Tank Capacity: 19 Liters (including 3.5 Liter reserve) 🛡️ Safety Features Active Features Braking System Type: Dual disc front brakes with 320mm discs and 4-piston calipers; single disc rear brake with 280mm disc and 2-piston caliper. Optional ABS available. ABS System: Bosch 2-channel ABS system available on certain models. Passive Features Lighting: Halogen headlights, LED taillight. Frame Construction: Double-cradle steel frame. 💡 Technology Features Infotainment Instrument Cluster: Digital and analog combination, including speedometer, tachometer, fuel gauge, engine temperature, clock, trip meters, and warning lights. Driver Assistance ABS: Optional Anti-lock Braking System (ABS) for enhanced safety. Connectivity ECU: Engine Control Unit (ECU) manages fuel injection, ignition timing, and other engine parameters. 🔧 Maintenance Service Intervals First Service: 1,000 km or 6 months (whichever comes first). Subsequent Oil Change: Every 10,000 km or 12 months (whichever comes first). Spark Plug Replacement: Every 10,000...