🏷️ Basic Information Identification Make: BMW Model: R 100 PD Common Name: BMW R100PD Vehicle Type: Motorcycle Codes Engine Code Family: Type 247 👋 Introduction Market Position Segment: Large displacement, air-cooled boxer-twin touring motorcycle. Competitive Analysis Competitors: Guzzi V1000, Honda GL series, Yamaha XS series (contemporary large displacement competitors). Key Features Engine Layout: Air-cooled, four-stroke, boxer-twin engine. Drive System: Shaft drive. Durability: Known for robust build quality and longevity when properly maintained. Touring Capability: Designed for comfortable long-distance riding, often equipped with luggage systems. 📋 Manual Details Coverage Areas Applicable Years: 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996 Page Count Estimated Page Count: 300+ Manual Type Type: Workshop Service Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine Mechanical: Complete disassembly, inspection, overhaul, and reassembly of the boxer twin engine. Fuel System: Carburetor adjustment (Bing), fuel pump, fuel lines, fuel tank. Ignition System: Ignition timing, coil replacement, spark plug specifications, electronic ignition components. Transmission Gearbox: 5-speed gearbox overhaul, clutch operation and adjustment, final drive and shaft drive. Brakes: Front and rear disc brake systems, hydraulic lines, master cylinders, caliper service, brake fluid specifications. Suspension: Front fork (including oil change and seal replacement), rear shock absorbers, swingarm. Electrical System: Wiring diagrams, battery maintenance, alternator, starter motor, lighting, switches, fuses. Chassis Frame: Frame inspection, headstock bearings, steering alignment. Bodywork Fittings: Fairing (if applicable), seat, handlebars, fuel tank mounting, fenders. Procedures Included Routine Maintenance: Oil changes, filter replacements, spark plug checks, chain adjustment (if applicable, though shaft drive is standard), brake fluid checks, valve clearance adjustments. Troubleshooting: Diagnosing common performance issues, electrical faults, starting problems, and drivability concerns. Major Repairs: Engine rebuilds, transmission overhauls, suspension fork rebuilds, brake system repairs. Component Overhaul: Detailed procedures for rebuilding carburetors, alternators, starters, and brake calipers. Electrical Diagnostics: Interpreting wiring diagrams, testing electrical components, identifying short circuits and open circuits. Technical Depth Depth: Comprehensive (covers routine maintenance through complete engine and transmission rebuilds). 📊 Manual Specifications File Format File Type: PDF Print Quality Clarity: High-resolution scans, clear text and diagrams. Binding Type Binding: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Type: Air-cooled, four-stroke, horizontally opposed twin-cylinder (boxer). Bore X Stroke: 90.0 mm x 78.0 mm Displacement: 980 cc Compression Ratio: 8.2:1 Valve Train: OHV (Overhead Valve), 2 valves per cylinder, pushrod actuated. Performance Horsepower Output: Approx. 65-70 HP @ 6000-7000 RPM (variant dependent) Torque Output: Approx. 75-80 Nm @ 4500-5500 RPM (variant dependent) Fuel System Carburetors: 2 x Bing 32mm (or 40mm on some later/export models) Fuel Delivery: Mechanical fuel pump. Fuel Type: Unleaded Gasoline (RON 91 or higher recommended) Ignition System Ignition Type: Electronic Ignition (Bosch Motronic or similar) Lubrication Oil Type: SAE 20W-50 Motorcycle Oil (API SG or higher) Oil Capacity W Filter: Approx. 2.5 Liters 🔧 Transmission Standard Type: 5-speed constant mesh gearbox Optional Optional Gearbox: N/A Features Clutch Type: Single dry plate clutch, hydraulically actuated. Drive Shaft: Enclosed shaft drive to rear wheel. Fluid Specifications Gearbox Oil Type: SAE 90 Hypoid Gear Oil Gearbox Oil Capacity: Approx. 0.25 Liters 📐 Dimensions Exterior Length: Approx. 2180 mm (2220 mm with optional fairing) Width: Approx. 770 mm (handlebars) Height: Approx. 1170 mm (seat height) Weights Dry Weight: Approx. 220 kg Gross Vehicle Weight: Approx. 430 kg 🛡️ Safety Features Ratings Safety Ratings: N/A (Motorcycle safety is assessed differently than cars) Active Features Braking System: Dual front disc brakes, single rear disc brake. Suspension Stability: Ensures predictable handling and stability during braking and cornering. Passive Features Robust Construction: Durable frame and componentry contribute to rider safety. 💡 Technology Features Infotainment Infotainment System: N/A (Basic instrumentation: speedometer, tachometer, odometer, fuel gauge, indicator lights). Driver Assistance ABS: ABS was not standard or widely available on this model during its production run. Connectivity Connectivity Features: N/A 🔧 Maintenance Service Intervals Oil Change Interval: Every 5,000 - 10,000 km or annually. Valve Clearance Adjustment: Every 10,000 - 20,000 km. Spark Plug Replacement: Every 10,000 - 20,000 km. Brake Fluid Change: Every 2 years. Fluid Specifications Engine Oil: SAE 20W-50 Motorcycle Oil (API SG or higher) Brake Fluid: DOT 4 Hydraulic Brake Fluid Final Drive Oil: SAE 90 Hypoid Gear Oil Known Issues Clutch Actuation: Potential for seal leaks in the clutch slave cylinder over time. Carburetor Tuning: Bing carburetors can require periodic synchronization and adjustment for optimal performance. Electrical Connections: Older wiring harnesses can develop corrosion or wear, leading to intermittent electrical faults. Regular inspection recommended. Pushrod Seals: Pushrod tube seals can degrade and leak oil; a common maintenance item. Starter Motor: While generally robust, starter motors can eventually require servicing or replacement. 📚 Vehicle History Brand Heritage Legacy: BMW Motorrad has a long history of producing reliable, technically advanced motorcycles, particularly known for its boxer engine. Model Evolution R Series Lineage: The...