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Manual Details
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Coverage Areas
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Coverage Areas:
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All models and all repairs A-Z
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Model Year Coverage:
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Specifically targets the 1969 model year of the W114 and W115 chassis.
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Page Count
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Page Count:
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Not specified (implying comprehensive coverage)
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Manual Type
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Manual Type:
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Factory Service and Repair Manual
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Content Type:
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Factory Service Manual / Repair Manual
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Language
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Language:
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English
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Language Quality:
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English language with precise technical terminology.
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Format
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Format:
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PDF (Printable, zoomable)
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File Compatibility:
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Compatible with Windows Vista (32/64-bit), XP, ME, 98, NT, 2000, and Mac operating systems.
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Download And Requirements:
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Speed download, requires Adobe PDF Reader and Winzip (free downloads).
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Manual Coverage
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Systems Covered
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Systems Covered:
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Engine, Control System, Mechanical, Fuel, Emission Control, Intake, Exhaust, Cooling, Lube, Ignition, Starting, Charging, Automatic Transmission, Clutch, Manual Transmission, Transfer, Propeller Shaft, Drive Shaft, Differential, Axle, Suspension, Tire & Wheel, Brake Control, Brake, Parking Brake, Steering Column, Power Steering, Air Conditioning, Supplemental Restraint System (if applicable to model year), Seat Belt, Engine Immobilizer (if applicable), Cruise Control, Wiper & Washer, Door Lock, Meter, Audio/Visual, Horn, Windshield/Glass/Mirror, Instrument Panel, Seat, Engine Hood/Door, Exterior & Interior, Electrical, Multiplex/CAN Communication
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Electrical System Detail:
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Comprehensive wiring schematics for all vehicle circuits, including lighting, ignition, charging, instrumentation, accessories, and diagnostics for electrical faults.
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Body And Chassis:
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Repair procedures for doors, hoods, trunk lids, fenders, bumpers, body panels, glass replacement, and interior trim.
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Instrumentation And Gauges:
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Repair and calibration of speedometer, tachometer, fuel gauge, temperature gauge, oil pressure gauge, and warning lights.
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Heating And Ventilation:
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Repair and maintenance of the cabin heating system and ventilation controls.
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Exhaust System:
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Information on exhaust manifold, pipes, muffler, and catalytic converter (if applicable for the era) service and replacement.
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Procedures Included
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Procedures Included:
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Step-by-step instructions, maintenance, service, diagnosis, repair, troubleshooting, adjustments, rebuilding
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Troubleshooting Procedures:
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Detailed diagnostic flowcharts and symptom-based troubleshooting guides for various systems.
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Air Conditioning Service:
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Troubleshooting and repair of the factory air conditioning system, including refrigerant types (if applicable for the era), component replacement, and charging procedures.
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Restoration And Reconditioning:
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Procedures applicable to restoring or reconditioning various vehicle systems to factory specifications.
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Engine Timing Adjustment:
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Precise procedures for setting ignition timing and valve timing (if applicable).
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Technical Depth
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Technical Depth:
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Vehicle-specific, factory-level detail, identical to dealership technician manuals, complete A-Z repair coverage
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Component Rebuilds:
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Instructions for complete engine overhauls, transmission rebuilding, differential repair, and carburetor/fuel injection system rebuilding.
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Diagnostic Tools And Techniques:
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Covers use of basic diagnostic tools and specific techniques recommended by Mercedes-Benz for troubleshooting.
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Part Number References:
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Implies reference to genuine Mercedes-Benz part numbers for replacement components.
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Torque Specifications:
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Detailed torque specifications for critical engine, chassis, and suspension fasteners.
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Engine Specifications
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Primary Engine
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Primary Engine Variants Covered:
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Includes engines for W114 (e.g., M114 2.3L inline-6, M115 2.5L inline-6) and W115 (e.g., M115 2.0L, 2.2L, 2.3L inline-4 petrol and diesel variants like OM615, OM616)
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Engine Codes And Details:
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Specifics on M115 four-cylinder petrol and diesel engines, and M114/M116 six-cylinder engines used in W114 models, including bore, stroke, compression ratios, valve timing, and torque sequences.
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Performance
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Performance Details:
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Covers engine tuning, diagnostics, rebuilding, and specifications for horsepower, torque, and RPM for various engine options.
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Ignition System Specifications:
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Spark plug types, gap settings, ignition timing specifications, distributor maintenance, and coil testing.
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Fuel System
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Fuel System Coverage:
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Detailed information on carburetor systems (e.g., Solex, Zenith) and fuel injection systems (e.g., Bosch D-Jetronic if applicable to specific 1969 models), fuel pumps, filters, and lines.
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Diesel Engine Specifications:
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Detailed coverage of OM615 and OM616 diesel engines, including injection pump timing, glow plug service, and diesel fuel system diagnostics.
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Cooling
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Cooling System Components:
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Service for radiator, water pump, thermostat, hoses, and fan clutch.
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Maintenance
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Service Intervals
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Typical Service Intervals:
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Covers recommended intervals for oil changes, filter replacements, lubrication, and tune-ups.
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Brake Service Intervals:
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Recommended checks for brake pad wear, fluid levels, and system integrity.
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Fluid Specifications
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Fluid Specifications:
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Engine oil (viscosity grade, capacity), coolant type and mixture, transmission fluid type, brake fluid type (DOT 3), power steering fluid type, differential oil type.
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Cooling System Fluids:
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Type of antifreeze/coolant required and recommended mixture ratios, coolant capacity.
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Lubrication Specifications:
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Details on chassis lubrication points, greases, and oil types for various components like universal joints and steering linkages.
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Known Issues
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Common Issues Addressed:
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Diagnostic procedures and repair solutions for common wear items and potential problems specific to the W114/W115 models.
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Fuel System Maintenance:
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Procedures for fuel filter replacement, fuel line inspection, and carburetor cleaning/adjustment.
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Suspension And Steering Maintenance:
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Guidance on servicing ball joints, tie rod ends, bushings, and power steering pump, including bleeding procedures.
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