Carburetor to speed up pump fault judgment

Many drivers often encounter this situation: a day's motor vehicles, had good, everything is normal. The next day early departure, how can not start a car. Check the ignition system, clean the breaker and adjust the gap did not work. Observation of high-pressure sub-cylinder line of fire, check the oil, carburetor float chamber oil surface are normal, continue to start, the engine still can not start. Replacing the capacitor and the ignition coil still does not help.

After careful examination, found that the fault lies in the carburetor acceleration pump. The process is as follows: First observe the carburetor throttle accelerating rod connecting rod (plunger) or speed nut (diaphragm) is off. Then, remove the air filter, use a cardboard box twisted into a small paper stick, insert the throat, the other hand toggle the throttle lever, take out the paper stick, paper stick is not wet, indicating that the acceleration pump is not Out of oil, remove the acceleration nozzle screws, dial gently with a thin copper wire check valve weight, and then dial throttle throttle rod, if still not fuel injection, indicating damage to the pump bowl damaged or blocked oil. Oil spray, the check valve wear stuck, put on the check valve can be. This is because the check valve wear and tear after the closed lax, so that the mixture is enriched, not only increase fuel consumption is often difficult to start the car.

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