Certified Three wheeler Mechanic

TABLE OF CONTENT

• Checking Compression Pressure

Do,s & Don’ts During Dismantling & Assembling of Engine

• Do’s during Dismantling
• Don’ts during dismantling

Valve timing of 4 Stoke Petrol Engine

• Valve timing of 4 stoke petrol engine

Fule Injection Pump

• Typesof Fuel injection system
• Air blast injection
• Mechanical injection
• Low pressure fuel supply system
• Metering injection system
• Pump Controllers system
• Common rail system
• Governors
• Following Types of Governor are used
• Mechanical Governor
• Servo Governor
• Hydraulic Governor

Procedure for Reading Micrometer and Dial Gauges Reading

• Deriving the least count of a metric micrometer
• Determining the reading of a metric micrometer
• Method of reading
• Large micrometers
• Determining the Size of a bore or hole
• Determining the distance between internal parallel surfaces
• Three point internal micrometer

Procedure for Dismantling, Checking & Assembling of Engine & Transmission  Components

• Dismantling of the vehicle
• Clearing
• Checking
• Assembling

Usage of the Multimeter

• Multimeter
• Analog type Multimeter
• Digital Type multimeter
• Current to Voltage Converter
• AVO Meter
• Ohm’s Law
• Open Circuit
• Short Circuit
• Parallel circuit
• DC current
• AC current
• Voltage
• Current
• Resistance
• Ohm’s law
• Conductors
• Electrical symbols used in a Wiring diagram
• Ohm’s Law
• Ohm’s Law defines

Wiring Colour Code

• Colour Code in Cables
• Purpose of Colour Code

Fault Finding Procedure in Lenition System

Working Principle of Starter Motor and Alternator

• Description of a Starting Circuit
• Starter Motor
• Principle
• Operation of Starter motor
• Need for alternator
• Operation of Alternator

Working Principle of Constant Mesh Gear Box

• Advantages

Electronic lgnition  System

• Procedure for Overhauling & Charging System Coponets
• The charging system Circuit Consists of
• LT Magneto
• Voltage Regulator
• Rectifier
• Safety Fuse
• Overhauling Charging System
• Testing

Working Principle of Brakes

• Need for a beaker
• Different Parts of a Drum Brake
• Different parts of a Disk Brake
• Working Principle of Disc brake
• Working Principle of Drum brake
• Brake pads

Bearings- Assembling and Dismantling

• Bearings
• Details of Engine Bearing
• Engine bearings
• Qualities of engine Barings
• Fatigue strength
• Conformability
• Embeddability
• Surface action
• Temperature Strength
• Thermal conductivity
• Bearing materials used
• Bearing spread
• Bearing Crush
• Methods of bearing failure fatigue failure
• Foreign matter on bearing surface
• Improperly seated bearing
• Connecting rod mis-alignment
• Connecting rod and camshaft bearings
• Crankshaft Bearings
• Thrust Bearings
• Camshaft bushings
• Small end of Connecting rod
• Load on the precision inset bearings
• Handling of bearings

Method of Overhauling a Shock Absorber

• Shock absorbers
• Different Types of Shock Absorbers
• Mechanical type
• Construction of a Shock Absorber
• Telescopic shock Absorber
• Construction
• Advantages of a Gas Filled Shock absorber
• Factors affecting Suspension
• Effects of Weak suspension
• Overhauling of Shock absorber

Emission Norms, Controls & Their Working Principle

• Overview of the emission norms in India
• Light duty gasoline vehicles 4- Wheel vehicles
• 3-and 2-wheel vehicles
• Controls available to meet the norms and their working principle
• Catalytic Converter
• Secondary Air Injection (SAI)

Write a review