AT1005 TWO AND THREE WHEELED VEHICLES 3 0 0 100
The aim of this course is to make the students to know and understand the constructional details operating characteristics and vehicle design aspects
UNIT I POWER UNIT 9
Two stroke SI engine, four stroke SI engine; merits and demerits. Symmetrical and unsymmetrical port timing diagrams. Types of scavenging processes; merits and demerits, scavenging pumps. Rotary valve
engine. Fuel system. Lubrication system. Magneto coil and battery coil spark ignition system, electronic ignition system. Starting system; Kick starter system.
UNIT II CHASSIS AND SUB-SYSTEMS 9
Mainframe and its types. Chassis and shaft drive, Single, multiple plates and centrifugal clutches. Gear box and gear controls. Front and rear suspension systems. Shock absorbers. Panel meters and controls on handle bar.
UNIT III BRAKES, WHEELS AND TYRES 9
Drum brakes, disc brakes, front and rear brake links, layouts. Spoked wheel, cast wheel, disc wheel, disc types. Tyres and tubes.
UNIT IV TWO WHEELERS 9
Case study of major Indian models of motorcycles, scooters and mopeds. TVS mopeds and motorcycles, HeroHonda motorcycles, Bajaji scooters and motorcycles, Yamaha, Enfield motorcycles. Servicing and maintenance.
UNIT V THREE WHEELERS 9
Case study of Indian models. Auto rickshaws, pickup van, delivery van and trailer. Maintenance: daily, weekly, monthly, Fault tracing.
TOTAL : 45
1. Irving.P.E. - Motor Cycle Engineering - Temple Press Book, London – 1992.
1. The Cycle Motor Manual - Temple Press Limited, London - 1990
2. Encyclopedia of Motorcycling - 20 volume Marshall, Cavensih, UK - 1989
3. Brayant R.V,Vespa - Maintenance and Repair Series – S.Chand & Co., New Delhi - 1986.
4. Raymond Broad Lambretta - A Practical Guide to maintenance and repair – S.Chand & Co., New Delhi - 1987.