Vehicle Coverage:
BMW R850 R, RT, RS, GS, S, LT models from 1994 through 2005
Estimated Page Count:
Hundreds of pages (specific count not provided, but described as comprehensive)
Type:
Official Factory Service Manual / Repair Manual / Shop Manual
Language:
English (implied by product description language)
Format:
Digital Download (PDF)
Engine:
Complete engine overhaul, diagnostics, tuning, component repair (e.g., cylinder heads, pistons, crankshaft, timing, lubrication, cooling)
Transmission:
Gearbox overhaul, clutch service, shift mechanism repair, lubrication
Fuel System:
Fuel injection system (EFI), fuel pump, injectors, throttle body, fuel lines, fuel tank maintenance and repair
Electrical System:
Battery, charging system (alternator, regulator), ignition system, lighting, starter, wiring harnesses, fuses, relays, diagnostics, troubleshooting
Brakes:
Brake system diagnostics, fluid replacement, caliper overhaul, master cylinder service, ABS system (if applicable to specific models)
Suspension:
Front and rear suspension components, fork overhaul, shock absorber service, linkage maintenance
Chassis And Frame:
Frame inspection, steering head bearing service, wheel bearings, swingarm maintenance
Bodywork And Fairings:
Body panel removal and installation, fairing repairs, seat maintenance
Exhaust System:
Exhaust component inspection and replacement
Cooling System:
Radiator, coolant, hoses, fan operation
Maintenance:
Routine maintenance procedures, oil changes, filter replacements, spark plug service, fluid checks and changes, brake bleeding, valve clearance adjustment
Troubleshooting:
Diagnostic procedures for common and uncommon problems, electrical system troubleshooting, engine performance issues
Repair:
Step-by-step instructions for component removal, disassembly, inspection, repair, reassembly, and adjustment
Rebuilds:
Complete disassembly and reassembly of major components like engines and transmissions
Electrical Diagnostics:
Specific procedures for diagnosing and repairing electrical faults, including wiring diagrams and connector pinouts
Depth:
Comprehensive, covering everything from basic maintenance to complete engine and transmission rebuilds.
Detail Level:
Detailed substeps, notes, cautions, and warnings for critical information.
Image Quality And Quantity:
Hundreds of photos and illustrations, detailed drawings, enlarged insets for detailed part examination.
Table Of Contents:
Numbered table of contents for fast and easy information retrieval.
Engine Type:
Air-cooled, two-cylinder, four-stroke boxer engine
Displacement:
Approximately 848 cc (specific bore and stroke details likely within the manual)
Horsepower:
Varies slightly by model variant, generally in the range of 70-75 hp (actual figures in manual)
Torque:
Varies by model variant, typically around 55-60 lb-ft (actual figures in manual)
Fuel Delivery:
Electronic Fuel Injection (EFI), often Bosch Motronic
Ignition System:
Digital ignition system, likely with dual spark plugs per cylinder
Cooling Method:
Air-cooled, with potential oil cooling circuits for engine components
Oil Type Recommendation:
Specific BMW-approved or SAE viscosity grades (e.g., 20W-50 or 15W-50, detailed in manual)
Oil Change Interval:
Typically every 10,000 km or annually, whichever comes first (specific interval in manual).
Valve Adjustment Interval:
Commonly at 20,000 km or more frequent intervals depending on usage (specific in manual).
Brake Fluid:
DOT 4 or DOT 5.1, depending on model year and ABS system (detailed in manual).
Coolant:
Specific BMW coolant or equivalent ethylene glycol-based antifreeze (detailed in manual).
Common Wear Items:
Clutch wear, fuel pump issues (especially with age and certain fuel types), alternator output degradation, fork seal leaks.
Electrical Gremlins:
Corrosion in connectors, intermittent power failures are sometimes reported and are a key area for manual troubleshooting.
Filter Part Numbers:
Specific oil filter, air filter, and fuel filter part numbers will be listed in the manual.
