Norton Models 19, ES2 and 50 Maintenance Manual & Instruction Book
Download the complete PDF version using the green download button at the top right of this page for the Norton Maintenance Manual and Instruction Book covering Models 19, ES2 and 50. Reproduced from original Norton material, this factory workshop and rider reference includes operating instructions, technical specifications, lubrication schedules, maintenance procedures, engine and gearbox service, carburettor tuning, electrical equipment information and troubleshooting guidance for these classic Norton single-cylinder motorcycles.
The manual begins with model data and technical specifications including bore, stroke, compression ratio, ignition timing, valve timing, carburettor settings, tyre pressures and gear ratios. It then explains rider controls, running-in procedures, lubrication recommendations and service intervals before moving into detailed workshop procedures for engine removal, decarbonising, cylinder head service, valve grinding, piston and ring fitting, timing gear work, magneto adjustment and crankcase assembly.
Later sections cover clutch dismantling, gearbox overhaul, wheels, hubs, brakes, front forks, rear suspension, handlebar controls, Amal carburettor tuning, Lucas electrical equipment, dynamo and regulator service, lighting circuits, horn adjustment and full wiring diagrams. The final pages include fault diagnosis charts covering poor starting, weak running, clutch drag, steering problems, oil consumption and carburettor issues.
Contents Include
- Maintenance manual for Norton Models 19, ES2 and 50
- Technical specifications and service data
- Lubrication charts and maintenance intervals
- Engine decarbonising and cylinder head service
- Valve grinding, valve guide and rocker box procedures
- Piston, rings, crankcase and timing gear work
- Magneto timing and ignition adjustment
- Clutch dismantling and gearbox overhaul
- Front forks, rear suspension and wheel servicing
- Brake adjustment and hub maintenance
- Amal carburettor tuning and mixture settings
- Lucas electrical equipment and wiring diagrams
- Troubleshooting charts and fault diagnosis
