Diesel Injector Fuel Injector 0445120234 Bosch for Khd Magirus-Deutz Engine

3. The plane of the oil inlet hole of the injection pump body is rough processed, and the plane of the oil inlet hole is repaired with a smooth file.

4. Oil leakage at the plunger positioning screw, the reason is the leakage of copper pad, positioning screw is not tight or uneven caused by copper pad, then should fill or replace 6 mm copper pad, tighten the positioning screw, such as can not buy a new 6 mm west copper pad, can be solved by the following methods: screw off the positioning screw, in its contact with the pump body thread end wrapped with a proper amount of clean cotton yarn, and then installed in the positioning hole, At this time should make the plunger sleeve in the pump body slightly longitudinal movement without rotation, otherwise prone to speed or insufficient fuel failure.

5 plunger sleeve shoulder and pump body contact with scars or pits, then can be used thin copper cut a corresponding copper pad after tempering treatment or with a thicker plastic paper cut a corresponding gasket, pad on the plunger sleeve shoulder can solve the oil leakage problem.

Six, fuel injector oil leakage

1. The copper washer is deformed and leaks oil at the pressure regulating screw and nut and the oil return pipe. At this time, the copper washer should be replaced.

2. If the end face of the nut of the pressure regulating screw is uneven or there is a longitudinal crack, the end face of the nut should be trimmed or the nut should be replaced.

3. The oil injector tight cap is not tightened or the tight cap deformation causes oil leakage. Tighten the oil injector tight cap or replace the tight cap.

4. The body plane of the injector and the end face of the needle valve body are scratched or pitted, and the two planes should be ground or replaced.