Carburetor Accelerator Pump Diaphragms

Replacement Parts > Air and Fuel Delivery > Carburetion

Carburetor Accelerator Pump Diaphragms

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What is a Carburetor Accelerator Pump Diaphragm?

A Carburetor Accelerator Pump Diaphragm is a rubber diaphragm located on the carburetor that is responsible for providing a fuel/air mixture to the cylinder during acceleration.

What is the purpose of a Carburetor Accelerator Pump Diaphragm?

The purpose of a Carburetor Accelerator Pump Diaphragm is to provide the correct fuel/air mixture to the cylinder during acceleration. It helps the engine to run smoothly and efficiently.

How can I determine if my Carburetor Accelerator Pump Diaphragm is faulty?

You can check for signs of a faulty Carburetor Accelerator Pump Diaphragm by inspecting it for signs of wear and tear, such as cracks or tears. Additionally, you can check the engine for signs of a lean fuel/air mixture, such as engine misfires or a decrease in fuel economy.

Can a faulty Carburetor Accelerator Pump Diaphragm cause damage?

Yes, a faulty Carburetor Accelerator Pump Diaphragm can cause damage to the engine. A faulty diaphragm can cause a lean fuel/air mixture which can lead to engine misfires, decreased fuel economy, and engine damage.

How do I replace my Carburetor Accelerator Pump Diaphragm?

To replace your Carburetor Accelerator Pump Diaphragm, follow these steps:

  1. Drain the fuel from the carburetor.
  2. Remove the carburetor from the engine.
  3. Remove the Carburetor Accelerator Pump Diaphragm and discard it.
  4. Install the new Carburetor Accelerator Pump Diaphragm.
  5. Reinstall the carburetor and reconnect the fuel lines.
  6. Start the engine and check for leaks.