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Pin timing and removing a Bosch inline pump on a 5.9 or 8.3 Cummins.
the fuel injection pump is timed correctly. The timing pin assembly is aligned to the gear housing to correspond to a hole in the back side of the camshaft gear
The Bosch Common Rail Injector injects the precise amount of fuel into the combustion chamber at the right time and in the right quantity. This can be actuated with a solenoid on the injector,
3 Σεπ 2011 · The Bosch automatic timing device is used on inline camshaft driven pumps (Figure 19-46), and is classified as a flyweight-operated device. Mounted at the front of the injection pump on the camshaft, the timing device is connected to the driving gear of the engine (Figure 19-46).
If the timing tooth is not aligned with the timing pin hole, rotate the fuel injection pump shaft until the timing tooth aligns. Previous Next
Loosen the Bosch fuel pump lock timing screw and install the special washer that is wired to the fuel pump, this will keep the lock timing screw from contacting the drive shaft during operation.
Remove the fuel injection pump timing pin, reverse the position of the timing pin to disengage the timing pin (see previous graphic), and install the timing pin, access plug, and sealing washer.
