Manual Coverage
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Systems Covered
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Engine Mechanical:
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Engine disassembly, assembly, inspection, piston, cylinder, crankshaft, connecting rods, camshafts, valve train.
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Engine Management And Electrical:
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Fuel injection system (Bosch Motronic), ignition system, starter, alternator, battery, wiring diagrams, diagnostic codes.
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Transmission:
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Gearbox inspection, maintenance, repair, clutch operation and adjustment.
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Drivetrain:
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Driveshaft maintenance, universal joints, final drive unit (bevel gear housing), axle shaft.
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Suspension:
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Front Telelever suspension system (forks, damping, springs), rear Monolever swingarm system (shock absorber, linkage).
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Brakes:
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Hydraulic brake system, ABS (Anti-lock Braking System), brake fluid replacement, pad and disc inspection/replacement, caliper overhaul.
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Wheels And Tires:
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Wheel bearing inspection and replacement, tire pressure, tire types, wheel balancing.
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Fuel System:
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Fuel tank, fuel pump, fuel filter replacement, fuel lines, throttle body servicing.
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Exhaust System:
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Exhaust pipe inspection, muffler maintenance, catalytic converter information.
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Bodywork And Frame:
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Fairing removal and installation, body panels, seat, handlebars, frame inspection.
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Electrical Systems Detailed:
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Lighting (headlight, taillight, turn signals), instrumentation, horn, rider controls.
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Procedures Included
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Routine Maintenance:
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Oil and filter change, spark plug replacement, air filter cleaning/replacement, brake fluid flush, clutch fluid flush, valve clearance adjustment.
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Troubleshooting:
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Diagnostic procedures for common and uncommon faults, fault code interpretation.
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Repair And Rebuild:
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Detailed step-by-step instructions for major component disassembly, repair, and reassembly.
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Component Adjustment:
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Throttle cable adjustment, clutch lever adjustment, idle speed setting.
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Torque Specifications:
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Essential torque values for critical fasteners across all systems.
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Technical Depth
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Depth:
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Comprehensive coverage from basic rider maintenance to complete engine and transmission rebuilds, including advanced electrical diagnostics.
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Engine Specifications
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Primary Engine
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Engine Type:
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Air/oil-cooled, four-stroke, boxer-twin (flat-twin)
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Displacement:
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1085 cc
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Bore X Stroke:
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99 mm x 70.5 mm
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Compression Ratio:
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10.7:1
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Valve Train:
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2 valves per cylinder, overhead camshafts (driven by pushrods and rockers)
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Performance
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Horsepower:
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90 hp @ 6,000 rpm (approx.)
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Torque:
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98 Nm (72 lb-ft) @ 4,750 rpm (approx.)
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Fuel System
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Fuel Delivery:
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Bosch Motronic electronic fuel injection
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Fuel Type:
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Unleaded gasoline, minimum 95 RON
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Lubrication
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Oil Type:
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BMW recommends SAE 20W-50 or SAE 15W-50 motorcycle oil, API SG or higher.
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Oil Capacity:
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4.0 liters (4.2 US quarts) with filter change.
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Maintenance
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Service Intervals
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Oil Change Interval:
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Every 10,000 km (6,000 miles) or annually.
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Valve Check Interval:
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Every 20,000 km (12,000 miles).
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Spark Plug Replacement:
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Every 20,000 km (12,000 miles).
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Brake Fluid Change:
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Every 2 years or as needed.
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Fluid Specifications
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Engine Oil Specification:
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SAE 20W-50 or 15W-50, API SG or higher.
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Gearbox Oil Specification:
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SAE 75W-90 GL-5.
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Brake Fluid Specification:
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DOT 4.
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Clutch Fluid Specification:
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DOT 4.
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Known Issues
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Common Wear Items:
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Clutch slave cylinder seals, alternator brushes, fuel pump relay, rear shock absorber (wear and tear over time).
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Electrical Gremlins:
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Some owners report occasional issues with wiring harness connections and the instrument cluster, though generally robust.
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Telelever Pivot Bearings:
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Requires periodic greasing; wear can lead to steering play.
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Part Numbers
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Oil Filter Example:
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BMW Part Number: 11 42 1 450 122 (or equivalent aftermarket such as Mahle OX 37D)
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Air Filter Example:
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BMW Part Number: 13 72 1 452 774 (or equivalent aftermarket)
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Spark Plug Example:
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NGK CR9EK or Champion RA6HC (check manual for definitive fitment)
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