Carburettor repair & maintenance

Reorder the following to show how a carburetor works.

• Combustion occurs when the mixture is ignited by a spark plug, generating mechanical power.

• The carburetor has adjustment screws and valves to control the air-fuel mixture.

• The carburetor draws air from the atmosphere and fuel from a bowl, mixing them together.

• The venturi creates a low-pressure area that draws fuel into the airstream.

• The adjusted mixture is delivered to the engine cylinders through intake valves

What type of problems are commonly encountered with carburettors?

(a)  

• Rust and corrosion
• Engine misfiring
• Overheating
• Dirty air filters
• All of the options

What should you do if your carburettor is clogged?

• Change the air filter

• Replace the spark plugs

• Clean the fuel injectors

• Clean the carburettor

What should you do to ensure your carburettor is running efficiently?

• Replace the spark plugs

• Adjust the idle speed

• Check the fuel pressure

• Replace the carburettor

What should you do if your engine is misfiring?

• Change the spark plugs

• Clean the fuel injectors

• Clean the carburettor

• Check the air filter

What should you do if your carburettor is overheating?

• Adjust the idle speed

• Replace the spark plugs

• Check the fuel pressure

• Check the air filter