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Construction of Siemens VDO fuel pumps

Siemens VDO principles and design of CR nodes

What is IQA from BOSCH

Manual for repairing injectors DENSO CR

Instead of a ball valve in the electrohydraulic injectors there is a valve with a fixed armature arm (Figure 1)

Fig. 1. Valve with fixed arm pin:
1 - valve adjustment cavity; 2 - drain choke; 3 - armature finger; 4 - Anchor; 5 - electromagnetic coil; 6 - spring; 7 - saddle; 8 - throttle of the supply channel; a - the nozzle in the closed state; b - nozzle in the open state.