What is the function of choke coil?

The choke valve is used to properly close part of the air intake when the engine is cold-started, so as to increase the gasoline concentration in the mixed gas entering the cylinder and improve the starting performance of the engine. After the engine runs normally, the choke valve should be fully opened, otherwise there will be too much mixed gas, the engine will not run normally and the fuel consumption will be too high.

Definition of throttle valve:

The choke valve is a part of the carburetor of gasoline engine, and it is usually operated at the intake of the carburetor through the operating knob installed on the dashboard.

Use of throttle valve:

When the engine starts, the driver pulls out the choke button on the dashboard and pulls the cable to close the choke. The carburetor supplies a very rich mixture, which makes the engine easy to start. After starting, the driver should push the choke back to a position close to full opening. At the same time, open the throttle slightly by hand to increase the engine speed and shorten the warm-up time, and then push back the choke button after the engine gets hot.

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