Bobcat D18 D24 Fuel Pump Line Plumbing Help

  • December 7, 2021 | Troubleshooting

Need help with fuel supply and return line plumbing on your Doosan Bobcat D18 D24 Engine? Here is a simple image to explain.

Fuel Supply From the Tank: Hooks to the metal line in the illustration

Fuel Return to the Tank: Hooks to the plastic fuel venturi

Fuel Return from Injectors: Hooks to the small barb located near the Fuel return to tank connection

If the two lines are reversed, it may pressurize the fuel injector return line and blow the lines off of the injectors

The D34 Doosan Bobcat engine plumbing is very similar and the above image can be used. The above image is a D18/D24 pump

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