Fuel filter replacement

Fuel filter assembly

Replacing the Bosch fuel filter

1. Install a container under the fuel filter to catch the fuel flowing out.

2. Unscrew the filter from the filter holder.

3. Lubricate the seal of the new filter with diesel fuel and fill the filter with diesel fuel.

4. Screw the filter onto the filter holder by hand.

5. Unscrew the air filter bleed bolt and pump with a hand pump until the fuel that flows out no longer contains air bubbles.

6. Start the engine, increase the engine speed several times to completely remove air from the fuel system.

7. Check the tightness of the power system.

8. Remove the container with leaked fuel.

CAV fuel filter replacement

1. Install a container under the fuel filter to catch the fuel flowing out. Drain sediment and fuel from filter.

2. The filter element to be replaced is sandwiched between the filter holder and filter sump.



3. Unscrew the bolt E of the sump to the filter holder C.


4. Disconnect the sediment cup and the fuel filter element to be replaced.

5. Install the new element to be replaced on the sump and push it to the filter holder.

6. Carefully screw the bolt that secures the sediment bowl to the filter holder.

7. Unscrew the fuel outlet hose from the filter.

8. Pump the handle of the hand pump until the fuel that does not contain air bubbles comes out of the nozzle.

9. Screw on the fuel outlet hose.

10. Check fuel filter connections for leaks.