Is your Zama small engine leaking gas? Start by checking the carburetor. A dried-out or missing carburetor gasket is the most likely cause, especially when gas leaking from the carburetor appears at the bottom. If the gasket looks damaged, replace it rather than trying to seal it. Next, inspect the carburetor float bowl gasket and carburetor bowl gasket, which can also dry out, crack, or go missing and cause a fuel leak. Stale or ethanol-blended fuel left in the carburetor is a common root cause on seasonal equipment because it can damage gaskets and other fuel-system parts. If the leak is not at the carburetor, inspect the fuel tank for cracks, then check the fuel line for dry, split, or brittle sections. Replace a damaged fuel tank or fuel line, and do not attempt to patch either part. A cracked primer bulb is another common source of a small engine leaking gas and requires replacement. Before servicing, shut off the fuel and keep the engine away from flames. Enter your model number to find the exact replacement part for your specific Zama engine.
01 - Zama Float Bowl Gasket
The carburetor float bowl gasket might be dried out or missing. If the leak is coming from the bottom of the carburetor, try replacing the carburetor float bowl gasket.
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The carburetor bowl gasket might be dried out or missing. If the leak is coming from the bottom of the carburetor, try replacing the carburetor bowl gasket.
The fuel tank might be cracked or have a small leak. Inspect the fuel tank for leaks. If there is a leak, replace the fuel tank—do not attempt to repair it.
One or more of the fuel lines may have a leak. Inspect the fuel lines for cracks. If any of the fuel lines are cracked or dry, replace them. Do not attempt to repair a fuel line—if a fuel line is cracked, you must replace it.
The primer bulb may be leaking. Over time, the rubber of the primer bulb can become brittle and cracked, causing the bulb to leak gas. If the primer bulb is leaking, replace it. Do not attempt to patch or repair the primer bulb.
Over time, the carburetor may develop cracks due to the vibration and heat of the engine. If the carburetor is cracked, it will leak fuel. Inspect the carburetor for cracks or corrosion. If the main body of the carburetor is leaking, you will most likely need to replace the carburetor.