🏷️ Basic Information Identification Make: BMW Model: R 850 R Years Covered: 1994, 1995, 1996 Product Type: Service Repair Manual 👋 Introduction Market Position Vehicle Segment: Sport Touring / Roadster Motorcycle Target Audience: BMW R 850 R owners seeking comprehensive DIY maintenance and repair capabilities Competitive Analysis Comparison Points: Direct competitor to other mid-size touring and roadster motorcycles of the era, known for BMW's engineering and boxer engine character. Key Features Motorcycle Strengths: Torquey boxer-twin engine, shaft drive for low maintenance, comfortable ergonomics, build quality. Manual Value Proposition Benefit To Owner: Empowers owners to perform detailed maintenance and repairs, saving time and money, and ensuring the longevity of their vintage BMW motorcycle. 📋 Manual Details Coverage Areas Scope: Comprehensive service, maintenance, and repair Documentation Style: Step-by-step instructions and exploded views Page Count Estimated Pages: Likely 300-500+ pages (typical for a comprehensive motorcycle service manual of this era) Manual Type Type: Factory Service Manual / Workshop Manual Language Primary Language: English Format Digital Format: PDF (implied by typical modern digital manual offerings) 📖 Manual Coverage Systems Covered Engine: Complete engine disassembly, assembly, tuning, and troubleshooting Fuel System: Fuel injection system (Bosch Motronic), fuel pump, injectors, sensors, throttle body Ignition System: Ignition coils, spark plugs, ECU control, timing Transmission Clutch: Clutch operation, gearbox, final drive (shaft drive) Brakes: Brake system (ABS optional), caliper maintenance, master cylinder, fluid replacement Suspension: Front telescopic forks, rear monoshock suspension, adjustments Electrical System: Wiring diagrams, battery, charging system (alternator, regulator), lighting, starter motor Chassis Frame: Frame integrity, steering head bearings, swingarm Bodywork Fittings: Fairings, seat, fuel tank, instrumentation, controls Procedures Included Maintenance: Routine checks, oil changes, filter replacements, brake bleeding, fluid changes Troubleshooting: Diagnostic procedures for common and uncommon faults Repair: Detailed instructions for component repair and replacement Overhaul: Complete engine and gearbox rebuild procedures Adjustment: Valve clearance adjustment, throttle cable adjustment, suspension settings Technical Depth Diagnostics: Advanced diagnostic procedures, including potential use of diagnostic tools (BMW specific if applicable) Specifications: Torque values, tolerances, clearances, fluid capacities, electrical specifications Wiring Diagrams: Detailed electrical schematics for all systems Illustrations: Exploded views and diagrams for component identification and assembly 📊 Manual Specifications File Format Digital Format: PDF Searchable Text: Typically searchable text within PDF for efficient information retrieval Print Quality Quality: High-resolution scans or native digital format ensuring clarity of text and images Binding Type Physical Format: Not applicable (assuming digital PDF product) Paper Type Physical Format: Not applicable (assuming digital PDF product) ⚙️ Engine Specifications Primary Engine Configuration: Air-cooled, four-stroke, flat-twin (boxer) Displacement: 848 cc (51.7 cu in) Bore X Stroke: 90.0 mm x 66.0 mm (3.54 in x 2.60 in) Compression Ratio: 10.0:1 Valve Train: 2 valves per cylinder, pushrod actuated overhead valves Performance Horsepower: Approx. 70 hp (52 kW) @ 7000 rpm Torque: Approx. 79 Nm (58 lb-ft) @ 5000 rpm Fuel System Fuel Delivery: Bosch Motronic 2.2 fuel injection Fuel Type: Unleaded gasoline, minimum 91 octane (RON+MON)/2 Lubrication System Type: Wet sump Cooling System Type: Air-cooled 🔧 Transmission Standard Type: 5-speed manual gearbox Drive Type: Shaft drive Features Clutch: Single dry plate clutch, hydraulically operated Fluid Specifications Gearbox Oil: BMW specifies a GL-5 75W-90 synthetic gear oil, or equivalent. Fluid Capacities Gearbox Oil Capacity: Approx. 0.6 liters (0.63 US qt) 📐 Dimensions Exterior Length: Approx. 2,200 mm (86.6 in) Width: Approx. 850 mm (33.5 in) (across handlebars) Height: Approx. 1,230 mm (48.4 in) (to top of windscreen) Weights Dry Weight: Approx. 211 kg (465 lbs) Gross Vehicle Weight Rating: Approx. 450 kg (992 lbs) Fuel Tank Capacity: 21 liters (5.5 US gal) 🛡️ Safety Features Ratings ABS: Optional ABS (Anti-lock Braking System) available on some models Active Features Braking System: Dual front disc brakes, single rear disc brake. Calipers likely Brembo or equivalent. Lighting: Halogen headlight, LED taillight (standard/common for era) Passive Features Frame Construction: Steel trellis frame providing rigidity and stability 💡 Technology Features Infotainment Instrumentation: Analog tachometer, speedometer, fuel gauge, warning lights, clock. Driver Assistance ABS: Optional ABS, providing enhanced braking safety. Connectivity Nil: No modern electronic rider aids or connectivity features typical of later models. 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 10,000 km (6,000 miles) or annually, whichever comes first. Valve Clearance Check: Recommended every 20,000 km (12,000 miles) or as per manual specifications. Spark Plug Replacement: Typically every 10,000-20,000 km (6,000-12,000 miles), depending on type and usage. Brake Fluid Flush: Recommended every 2 years. Fluid Specifications Engine Oil: BMW recommends a synthetic 20W-50 or 15W-50 API SG/SH or JASO MA motorcycle oil. Check manual for exact BMW specific part numbers. Brake Fluid: DOT 4 brake fluid. Fluid Capacities Engine Oil Capacity: Approx. 3.0 liters (3.2 US qt) with filter change. Known Issues Common Wear Items: Clutch plates, clutch slave cylinder seals, swingarm bearings, exhaust header gaskets, fuel pump module. Common Issues Electrical: Corrosion on connectors, starter relay issues,...