1. Turn the ignition key to the "Off" position.
2. Open the fuel cap and make sure that the fuel tank is empty.
3. If the fuel tank is not empty, drain all fuel completely.
4. Make sure the fuel line and fuel filter are clean.
5. Locate the fuel injection pump.
6. Disconnect the fuel line from the fuel injection pump.
7. Pour a small amount of diesel fuel into the fuel line.
8. Reconnect the fuel line to the fuel injection pump.
9. Turn the ignition key to the "On" position but do not start the tractor.
10. Wait for the fuel injection pump to fill up with diesel fuel.
11. Start the tractor.
12. If the tractor does not start, repeat steps 5-11.