how does an engine choke work

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how does an engine choke work

By restricting the flow of air into the throat of the carburetor, the choke valve reduces the pressure inside the throat, which causes a proportionally greater amount of fuel to be pushed from the main jet into the combustion chamber during cold-running operation.

What happens if you leave the choke on too long?

Leaving the choke on for too long will cause unnecessary engine wear and waste fuel. This is also bad for the environment. The choke is mainly used during winter to help with starting. The engine needs its fuel to be vaporised in order to burn it.

How long should I keep my choke on?

How Long Should I Leave The Choke On? Most bikes will be satisfied with 30 seconds or less. You can't go wrong with any small thumper. It will only take a few minutes to reduce the choke.25-Feb-2022

Can you drive with the choke on?

The main reason that we advise not riding with the choke on is that it can be harmful to your motorcycle. Whilst driving a vehicle you need air and fuel in order for the engine to function, when you're riding with the choke on there will be an excess of fuel which means that there will also have too much air.

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Should the choke be open or closed?

Generally, the choke should be closed for a cold start, opened for a warm start. Closing the choke, provides excess fuel which is not needed for a warm start. Excess fuel will quickly cause 'flooding' if cranking continues, even with a cold engine.

How long should you leave the choke on?

How Long Should I Leave The Choke On? Most bikes will be satisfied with 30 seconds or less. You can't go wrong with any small thumper. It will only take a few minutes to reduce the choke.25-Feb-2022

Do you run with choke open or closed?

Choke is opened to ensure rich mixture of fuel mixture goes to the engine to aid cold start. After starting choke is no longer required and to be retracted. Choke should be closed when starting. Once it's running, open the choke or the engine will stop running.

What does choking a carburetor do?

By restricting the flow of air into the throat of the carburetor, the choke valve reduces the pressure inside the throat, which causes a proportionally greater amount of fuel to be pushed from the main jet into the combustion chamber during cold-running operation.

Does choke open or closed carburetor?

Normally choke will be in open position, in which valve is parallel to the air flow, and has no effect on the air flow. When choke is actuated by mechanical or by pneumatic method, it rotates an angle restrict the air flow (closed position).

Should a choke be open or closed?

Generally, the choke should be closed for a cold start, opened for a warm start. Closing the choke, provides excess fuel which is not needed for a warm start. Excess fuel will quickly cause 'flooding' if cranking continues, even with a cold engine.

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