1. Loosen the bleed screw.
2. Loosen the outlet bolt and drain the fuel through a hose into a suitable container.
3. Pour the contents of the receiving container into the used oil canister.
4. Disconnect the fuel lines from the filter housing.
5. Turn off bolts of fastening of the filter and remove it.
6. Throw away the old filter element in technical waste.
7. Insert the new filter element into the filter housing (pay attention to the direction of fuel flow!) and fill the filter housing to the brim with diesel fuel. This shortens the process of removing air from it.
8. Install the filter housing and connect the fuel lines.
9. Check for fuel leakage.