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Generator Leaking Gas

The part(s) or condition(s) listed below for the symptom Generator leaking gas are ordered from most likely to least likely to occur. Check or test each item, starting with the items at the top of the page.

Most Frequent Causes for Generator leaking gas

For the most accurate results, enter your model number.


Cause 1Carburetor Gasket

The carburetor gasket might be dried out or missing. If the leak is coming from the bottom of the carburetor, try replacing the carburetor gasket.

Parts
Cause 2Float Bowl Gasket

The carburetor float bowl gasket on the bottom of the carburetor might be dried out or missing. If the leak is coming from the bottom of the carburetor, try replacing the carburetor float bowl gasket.

Parts
Cause 3Carburetor Bowl Gasket

The carburetor bowl gasket on the bottom of the carburetor might be dried out or missing. If the leak is coming from the bottom of the carburetor, try replacing the carburetor bowl gasket.

Parts
Cause 4Fuel Tank

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.

Parts
Cause 5Fuel Line

One or more of the fuel lines might 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.

Parts
Cause 6Primer Bulb

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.

Parts
Cause 7Carburetor

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.

Parts
Cause 8Fuel Shut-Off

Check the fuel shut-off valve for leaks, and ensure that the fuel lines fit tightly on the valve. If the fuel shut-off solenoid is leaking, replace it. In addition, inspect the fuel shut off lines for cracks or tiny holes. If a fuel shut-off line is leaking, replace it.

Parts