Target Audience:
Owners, mechanics, and enthusiasts of the BMW R69 S motorcycle
Value Proposition:
Provides essential information for maintaining, repairing, and troubleshooting the iconic BMW R69 S
Uniqueness:
Original BMW documentation, offering precise factory specifications and procedures
Illustrations:
Richly illustrated with clear, step-by-step diagrams and photographs
Detail Level:
Detailed step-by-step instructions for all maintenance and repair tasks
Engine:
Detailed overhaul, troubleshooting, carburetion, ignition system, lubrication, cooling
Transmission:
Gearbox disassembly, assembly, inspection, maintenance, troubleshooting
Drivetrain:
Shaft drive, final drive maintenance and repair
Chassis:
Frame inspection, suspension (front forks, rear shocks), steering system
Brakes:
Drum brake system maintenance, adjustment, and repair
Electrical System:
Wiring diagrams, lighting, ignition coils, battery, starter motor, charging system
Fuel System:
Fuel tank, fuel lines, fuel filter, and carburettor (likely Bing) servicing
Bodywork And Trim:
Body panels, fenders, seat, handlebars, instrumentation
Maintenance:
Scheduled maintenance, oil changes, filter replacements, chain adjustment (if applicable), spark plug replacement, brake adjustments
Troubleshooting:
Diagnostic procedures for common mechanical and electrical issues, fault finding charts
Repair:
Engine rebuilds, gearbox overhauls, suspension component replacement, electrical component repair
Specifications And Tolerances:
Engine clearances, torque values, timing settings, fluid capacities
Wiring Diagrams:
Comprehensive electrical schematics for easy troubleshooting
Depth:
Comprehensive, covering everything from basic adjustments to full engine and gearbox rebuilds
Engine Type:
Air-cooled, four-stroke, horizontally opposed twin-cylinder boxer
Displacement:
594 cc (36.2 cu in)
Bore X Stroke:
72 mm x 73 mm (2.83 in x 2.87 in)
Horsepower:
35 hp (26 kW) at 5800 rpm
Torque:
Not explicitly stated in the product description, but typically around 48 Nm (35 lb-ft)
Carburettors:
2 x Bing 26/26mm or similar
Fuel Type:
Unleaded gasoline (high octane recommended)
Ignition Type:
Battery coil ignition with dual spark plugs per cylinder
Type:
4-speed, constant mesh, foot-shift
Drive Type:
Shaft drive to rear wheel
Clutch:
Single dry plate, diaphragm spring actuation
Gearbox Oil:
Typically SAE 90 hypoid gear oil
Wheelbase:
Approx. 1,400 mm (55.1 in)
Length:
Approx. 2,150 mm (84.6 in)
Dry Weight:
Approx. 195 kg (430 lbs)
Gross Vehicle Weight:
Not specified, but within typical limits for this class
Oil Change Interval:
Typically every 3,000 - 5,000 km (1,800 - 3,000 miles) or annually
Valve Clearance Check:
Every 6,000 km (3,700 miles) or as specified in the manual
Spark Plug Replacement:
As per manual, typically every 10,000 km (6,000 miles)
Engine Oil Capacity:
Approx. 2.5 liters (2.6 US quarts) of SAE 20W-50 or similar multi-grade oil
Gearbox Oil Capacity:
Approx. 0.25 liters (0.26 US quarts) of SAE 90 hypoid gear oil
Final Drive Oil Capacity:
Approx. 0.15 liters (0.16 US quarts) of SAE 90 hypoid gear oil
Common Wear Items:
Clutch plates, carbon brushes in dynamo/alternator, fork seals, valve guides
Electrical Quirks:
Older wiring harnesses can degrade, requiring inspection and potential replacement.
Engine Performance Tips:
Proper carburettor synchronization and ignition timing are critical for optimal performance.
Bmw Motorrad:
BMW Motorrad has a long and storied history of producing high-quality, technically advanced motorcycles.
R69S Introduction:
Introduced in 1960 as a higher-performance variant of the R60, featuring a more powerful engine and sportier chassis.
Significance:
The R69 S became a symbol of performance and engineering excellence in its era, renowned for its reliability and speed.
Production Years:
1960-1969
Manufacturing Location:
Berlin, Germany (Spandau plant)
