Question
Download Solution PDFFollowing components is not part of Spark Ignition (SI) engine:
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDF- A heater plug or glow plug is used in a diesel engine having a pre-combustion chamber for igniting the diesel fuel spray.
- This arrangement makes for an easy starting of a diesel engine in cold weather.
- Most diesel engines use heater plugs.
- The glow plug consists of a heating element (glowing coil) and is provided with an insulator shell and other parts.
- In a multi-cylinder engine the number of glow plugs depends on the number of cylinders.
- They are connected in series, parallel with the battery, through a glow plug switch, (control switch) a resistor, and a red indicator light, and they are provided on the dashboard (panel) of the vehicle.
- The glow control switch is a three-way one, connecting to the starter also for starting purposes.
- The glow control switch serves to connect and disconnect the battery with the glow plug as and when required.
- The red indicator light indicates to the driver, the working of the glow plug or its failure.
- Cylinder
- Piston
- Piston Rod
- Connecting Rod
- Spark Plug
- Valves
- crankshaft
- Intake manifold
- Exhaust manifold
- Gudgeon pin
Last updated on Jul 22, 2025
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