🏷️ Basic Information Identification Make: Triumph Model: Herald Sub Model: 1200 / 12/50 Codes Product Name: Triumph Herald 1200 12/50 1959-1971 Repair Service Manual PDF 👋 Introduction Market Position Target Audience: Mechanical technicians and Triumph Herald owners who perform their own maintenance and repairs. Competitive Analysis Value Proposition: Provides authorized dealer-level service information, enabling cost savings on repairs and building confidence in maintenance. Key Features Accuracy Assurance: Endeavors to ensure the accuracy of information, aiming to be a complete service manual for any repair needs. Emphasis On Safety: Highlights the importance of safety equipment and precautions, including the use of torque wrenches. Emphasis On Special Tools: Notes the mention of and illustration of special Triumph tools for specific tasks. Warning Symbols: Uses WARNING, CAUTION, and NOTE symbols to emphasize critical information. 📋 Manual Details Coverage Areas Model Years Covered: 1959, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971 Page Count Page Count: 415 Manual Type Manual Type: Workshop Service Manual / Repair Manual Language Language: English Format File Format: PDF 📖 Manual Coverage Systems Covered Engine: Detailed repair and overhaul procedures for the Triumph Herald engine. Includes tune-ups, diagnostics, and component disassembly/assembly. Fuel System: Comprehensive coverage of the fuel system, including carburetor adjustments, fuel pump, fuel lines, and tank maintenance. Ignition System: Instructions for the ignition system, including distributor, coil, spark plugs, and timing adjustments. Lubrication System: Details on the lubrication system, including oil pump, oil filter, and lubrication points. Cooling System: Procedures for the cooling system, including radiator, water pump, thermostat, and coolant specifications. Exhaust System: Information on the exhaust system, including manifold, pipes, and muffler repairs. Electrical System: In-depth coverage of the electrical system, including wiring diagrams, charging system, lighting, starting system, and instrumentation. Transmission: Detailed procedures for transmission removal, installation, overhaul, and maintenance, including clutch system. Drive Axle And Drivetrain: Information on drive shafts, universal joints, and rear axle assembly. Suspension System: Coverage of front and rear suspension, including kingpins, wishbones, springs, and shock absorbers. Steering System: Procedures for steering box, steering column, and linkages. Brake System: Detailed instructions for hydraulic brake system, including master cylinder, wheel cylinders, brake shoes, drums, and hydraulic lines. Bodywork: Repair and maintenance procedures for the body panels, doors, windows, and interior trim. Chassis And Frame: Information related to the chassis structure and any frame components. Heating And Ventilation: Procedures for the heating and ventilation systems. Proprietary Components: Includes instructions for proprietary components as provided by their respective manufacturers, enhancing understanding of overall car performance. Procedures Included Routine Maintenance: Detailed procedures for routine maintenance tasks. Servicing: Comprehensive servicing information. Diagnostics: Troubleshooting and diagnostic procedures for identifying and resolving common issues. Repair: Step-by-step repair instructions for virtually any component or system. Overhaul: Complete overhaul procedures for major components like the engine and transmission. Assembly Disassembly: Detailed instructions for assembly and disassembly of all major vehicle assemblies. Removal Installation: Procedures for the removal and installation of various components and systems. Tune Ups: Specific guidance on performing tune-ups to optimize engine performance. Adjustments: Procedures for making various adjustments, such as carburetor, ignition timing, and valve clearances. Troubleshooting Guides: Includes guides to assist technicians in diagnosing and resolving problems. Wiring Diagrams: Essential electrical wiring diagrams for the vehicle. Special Tool Identification: Identifies and illustrates special tools recommended or required for specific adjustments or repairs. Technical Depth Depth: Comprehensive, covering everything from routine maintenance to complete engine and transmission overhauls. Assumes familiarity with general automotive practices but details specific Triumph Herald aspects. 📊 Manual Specifications File Format File Format: PDF Print Quality Printability: Yes, printable Binding Type Binding Type: Digital (PDF via email delivery) Paper Type Paper Type: Not Applicable (Digital) Delivery Method Delivery: Fast and Free Electronic Delivery via Email ⚙️ Engine Specifications Primary Engine Engine Type: Inline 4-cylinder OHV (Overhead Valve) Engine Displacement: 1200cc (approximately 73.2 cubic inches) Performance Horsepower: Approximately 40-48 bhp (Brake Horsepower), depending on specific variant and tuning. Torque: Specifications for torque output will be detailed within the manual. Fuel System Carburetor: Typically a single SU or Zenith-Stromberg downdraft carburetor. Specific models and jetting details will be in the manual. Fuel Type: Leaded or Unleaded gasoline (depending on original or modified specifications). Engine Details Block Material: Cast Iron Cylinder Head Material: Cast Iron Bore X Stroke: Specifications detailed in manual (e.g., 73.7mm x 72.4mm for standard 1200). Compression Ratio: Details specific to 1200 and 12/50 variants will be in the manual. 🔧 Transmission Standard Transmission Type: 4-speed manual gearbox Optional Automatic Transmission: Not typically offered on these models. Features Gear Ratios: Specific gear ratios will be listed within the manual. Clutch Clutch Type: Single dry plate, hydraulically operated. Transmission Fluid Fluid Specification: Manual will specify correct transmission fluid (e.g., GL4 rated gear oil). 📐 Dimensions Exterior Wheelbase: Approximately 2273 mm (89.5 inches) Length: Approximately 3900 mm (153.5 inches)...