1. Filter element through ability checking

Using a stopper or rubber stopper block the filter element port after cleaning the filter ,then put it into the diesel that oil temperature higher than 15℃, check time about the diesel into the filter element. The new filter element should be filled with diesel oil in 20-40 seconds, such as diesel filled filter for more than 100 seconds, indicating that the filter element blockage serious, it should be further cleaning.

2. The method of filter element cleaning

Putting the filter into the alkaline cleaning solution 80-100℃soak 2.5-3 h, and then pump use the temperature of 80-95 of the cleaning solution, with 0.4-0.45Mpa pressure to spray the filter element, you can also use high pressure diesel spray.

3. Filter element installation precautions