🏷️ Basic Information Identification Make: Triumph Model: Herald Model Variants: 1200, 12-50 Production Years Covered: 1959-1971 Generation Herald Generation: First Generation (1959–1971) 👋 Introduction Market Position Vehicle Segment: Compact/Small Family Car Brand Heritage: Triumph Motorcycles and Cars, a marque with a long history of British automotive engineering and a distinct character. Competitive Analysis Key Competitors: Austin A40 Farina, Ford Anglia, Morris Minor, Vauxhall Viva HA Key Features Design Philosophy: The Herald was designed by Giovanni Michelotti, featuring a distinctive Italian styling with a separate chassis construction and a distinctively angled grille. Body Styles: Available in saloon, coupe, convertible, estate, and van variants, offering versatility. Manual Value Proposition: An essential resource for maintaining the classic Triumph Herald, enabling owners to perform repairs and upkeep efficiently and cost-effectively. 📋 Manual Details Coverage Areas Manual Title: Triumph Herald 1200 12-50 1959-1971 Service Repair Manual Covered Model Years: 1959, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971 Covered Variants: All styles of Triumph Herald 1200 and 12-50 Page Count Estimated Page Count: Hundreds of pages (printable in entirety or by section) Manual Type Manual Type: Workshop Service Repair Manual Source Type: Official Full Factory Service Manual Language Language: English Format File Format: PDF Delivery Method: Digital Download 📖 Manual Coverage Systems Covered Engine Service: Comprehensive engine repair and overhaul procedures Transmission Service: Service and repair for the gearbox and drivetrain components Brake System: Detailed coverage of hydraulic and mechanical braking systems Electrical System: Diagnosis, troubleshooting, and repair of the entire electrical system, including detailed wiring diagrams Suspension: Front and rear suspension service and alignment procedures Steering: Service and repair for the steering mechanism Cooling System: Radiator, fan, thermostat, and coolant system maintenance Fuel System: Carburetor, fuel pump, and fuel lines service Chassis Body: Bodywork repairs, chassis maintenance, and structural information Interior: Trim, upholstery, and interior component repair Differential Drive: Rear axle and differential service Axle: Front and rear axle servicing Restraint System: Information pertaining to seat belts and other restraint components Emission System: Details on emission control systems (relevant for later models within the range) Heater Air Conditioning: Service and repair of the heating system Procedures Included General Maintenance: Routine maintenance tasks and schedules Troubleshooting: Systematic diagnosis and resolution of common problems Periodic Lubrication: Lubrication points and schedules Disassembly Reassembly: Step-by-step instructions for complete disassembly and reassembly of components Wiring Diagrams: Detailed electrical wiring diagrams for ease of use in diagnosing electrical issues Technical Depth Depth Of Coverage: Complete, in-depth, from basic maintenance to complete rebuilds Target Audience: Suitable for both do-it-yourself enthusiasts and experienced mechanics 📊 Manual Specifications File Format Printability: Printable without any restriction Software Requirements: Adobe PDF Reader Print Quality Illustration Quality: Hundreds of photos and illustrations, enlarged insets for detailed part examination Binding Type Binding: Digital download (printable, can be burned to CD-ROM) Paper Type Paper Type: N/A (Digital PDF) ⚙️ Engine Specifications Primary Engine Engine Type: Inline 4-cylinder, OHV (Overhead Valve) Engine Type Details Engine Displacement 1200: 1208 cc (73.7 cu in) Engine Displacement 12-50: 1147 cc (70.0 cu in) initially, later revised to 1296cc for some models (check specific model year) Performance 1200 Horsepower 1200: Approx. 38-40 bhp at 4200 rpm Torque 1200: Approx. 60-62 lb-ft at 2500 rpm Performance 12-50 Horsepower 12-50: Approx. 45-48 bhp at 4500 rpm (for the twin-carburetor version) Fuel System Fuel Delivery 1200: Single Zenith or SU Carburettor Fuel Delivery 12-50: Twin SU Carburettors (often 'HS2' or similar) Fuel Type Fuel Type: Leaded Petrol (Gasoline) - Octane rating as per manual recommendation (typically 97 RON or equivalent) 🔧 Transmission Standard Transmission Type: 4-speed manual Optional Overdrive: Optional Laycock de Normanville overdrive available on some models (typically 4th gear). Features Clutch Type: Single dry plate diaphragm spring clutch Gear Ratios Gear Ratios: Specific ratios detailed within the manual for each gear and final drive. 📐 Dimensions Exterior Wheelbase: Approx. 82 inches (2083 mm) Length: Approx. 154 inches (3912 mm) Width: Approx. 60 inches (1524 mm) Height: Approx. 50 inches (1270 mm) (Saloon) Weights Kerb Weight: Approx. 1750 - 1900 lbs (794 - 862 kg) depending on body style and equipment. 🛡️ Safety Features Passive Features Chassis Design: Body-on-frame construction, contributing to structural integrity. Seatbelts: Provision for seat belts; often optional or fitted later by owners. Ratings Crash Safety: Modern crash safety standards were not prevalent during its production. Structural rigidity is key, detailed in chassis section of manual. 💡 Technology Features Infotainment Radio: Optional factory-fitted or dealer-fitted radios were available, typically AM. Manual may cover basic radio maintenance or antenna specifics. Driver Assistance Driver Aids: No electronic driver assistance systems were fitted as standard. Focus is on mechanical reliability and driver control. Connectivity Connectivity Features: N/A - This vehicle predates modern connectivity features. 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 3,000 miles or 6 months, as detailed in...