156727-1000 ZEXEL 9 423 610 522 BOSCH SPRING SEAT 9423610522 1567271000 8970850260

Fuel Injection Pipe, Fuel Leak-Off Pipe and Fuel Injection Nozzle
To prevent dust from entering the fuel system, cover all openings in the fuel injection pump, nozzle inlet connectors and injection pipes.
Fuel Injection Pump
To prevent dust from entering the fuel system, cover all openings in the fuel injection pump.
Removal of Fuel Injection Pump
(1) Check the alignment marks stamped on the flange of the fuel injection pump and the pump mounting flange.(2) Remove the front cover from the engine.(3) Place alignment marks on the fuel injection pump gear and idler gear.(4) Unscrew the mounting bolts from the fuel injection pump flange, and remove the fuel injection pump together with the flange from the front plate. (a) After the fuel injection pump is removed, do not turn the engine.(b) When removing the pump gear, loosen the gear retaining nut while the pump is mounted on the engine.
Removal of fuel injection pump (1)
Removal of fuel injection pump (2)