Engine:
Full coverage of engine mechanics, tuning, and overhaul for various engine configurations.
Fuel System:
Detailed procedures for fuel injection systems (e.g., Bosch D-Jetronic), carburetors, fuel pumps, and lines.
Ignition System:
Information on ignition timing, distributor, spark plugs, and coils.
Cooling System:
Radiator, thermostat, water pump, coolant hoses, and fan system diagnostics and repair.
Exhaust System:
Repair and replacement of exhaust manifolds, pipes, mufflers, and catalytic converters (where applicable for the later years).
Transmission:
Overhaul and repair procedures for automatic (e.g., 3-speed Automatic) and manual transmissions.
Drivetrain:
Rear axle, driveshafts, universal joints, and CV joints.
Suspension:
Front and rear suspension components, springs, shock absorbers, control arms, and alignment procedures.
Steering:
Power steering system, steering gearbox, steering linkage, and wheel alignment.
Brakes:
Hydraulic system, brake calipers, wheel cylinders, brake pads/shoes, discs, drums, and power assist unit (servo).
Electrical System:
Wiring diagrams, battery, alternator, starter, lighting, ignition, instruments, and accessory circuits.
Bodywork:
Body panel repair, chassis, doors, windows, convertible tops (for W113), trim, and interior components.
HVAC:
Heating and ventilation systems, climate control units (if equipped).
Preventive Maintenance:
Scheduled maintenance, fluid changes, filter replacements, lubrication points, and inspections.
Troubleshooting:
Systematic diagnostic procedures and fault finding for all major vehicle systems.
Repair Procedures:
Step-by-step instructions for component removal, installation, and repair.
Overhaul Procedures:
Comprehensive guides for complete engine, transmission, and differential rebuilds.
Adjustment Procedures:
Detailed instructions for setting ignition timing, valve clearances, fuel injection pressures, and brake adjustments.
Depth:
Professional-level, covering everything from basic servicing to complete vehicle teardown and rebuild.
Illustrations:
Hundreds of detailed photos and exploded diagrams.
Technical Data:
Includes specifications, tolerances, torque values, and diagnostic charts.
Searchable:
Likely searchable if OCR processed, but not explicitly stated.
Printability:
Printable (single page or entire manual).
Binding:
Digital download (no physical binding).
Paper Type:
N/A (Digital)
License:
Lifetime use, no expiry, no renewal fees.
Operating Systems:
Compatible with Windows and MAC computers.
Devices:
Usable on computer, tablet, or smart phone.
W108 Engine Variants:
2.5L (M114), 2.8L (M130), 3.5L (M116 V8), 4.5L (M117 V8)
W113 Engine Variants:
2.3L (M127 I6 - 230SL), 2.5L (M129 I6 - 250SL), 2.8L (M130 I6 - 280SL)
Common Power Output Range:
Approximately 105 hp (230SL) to 200 hp (early V8 models), varying significantly by engine and specific model.
Fuel Delivery Systems:
Carburetor (e.g., Zenith Stromberg) and Mechanical Fuel Injection (Bosch D-Jetronic).
Block Material:
Typically cast iron block with aluminum cylinder heads for inline-6 and V8 engines.
W108 Body Styles:
4-door Sedan (W108), 2-door Coupe (W111 Coupe, closely related), 2-door Convertible (W111 Cabriolet, closely related).
W113 Body Styles:
2-door Roadster (230SL, 250SL, 280SL), 2-door Coupe (230SL, 250SL, 280SL), 2-door Hardtop Convertible (all models).
Curb Weight Range:
Approximately 1,400 - 1,700 kg (3,086 - 3,748 lbs), varying by model and engine.
Oil Change Interval:
Typically every 5,000 - 10,000 km (3,000 - 6,000 miles) or annually, depending on usage and oil type (specifics in manual).
Tune Up Interval:
Spark plugs, points, and condenser checks/replacements usually recommended every 10,000 - 20,000 km (6,000 - 12,000 miles).
Engine Oil Specification:
Refer to manual for specific viscosity grades (e.g., SAE 10W-40 or 20W-50 depending on climate and engine) and API service classifications (e.g., SF or SG equivalents for the era).
Coolant Specification:
Ethylene glycol-based antifreeze/coolant, typically a 50/50 mix with distilled water. Refer to manual for precise mix and type.
Transmission Fluid Automatic:
Dexron-II or equivalent automatic transmission fluid (ATF). Check manual for exact MB specification.
Brake Fluid Specification:
DOT 3 or DOT 4 hydraulic brake fluid. Check manual for specific recommendations.
Common W108 Issues:
Rust (wheel wells, rocker panels, door bottoms), vacuum leaks (affecting HVAC and central locking), aging rubber components, potential head gasket issues on higher mileage engines.
Common W113 Issues:
Rust (common Mercedes issue of the era), frame rust, convertible top mechanism issues, fuel injection system calibration, aging weatherstripping, climate control vacuum actuators.
Mercedes Benz Legacy:
Represents a period of post-war automotive excellence for Mercedes-Benz, known for build quality, engineering, and luxury.
W108 Lineage:
Successor to the W112, the W108 (and its shorter wheelbase counterpart, the W109 with air suspension) established the large luxury sedan segment for Mercedes-Benz, influencing future S-Class designs.
W113 Lineage:
Known as the 'Pagoda' SL due to its distinctive hardtop roofline. A successful blend of sporty performance and comfortable touring, it succeeded the 300SL Roadster and 190SL.
Manufacturing Location:
Germany
