190D 2.5 (201.126) L5-2.5L DSL (602.911) (1987)
Fuel Filter: Service and Repair
Replacing Fuel Filter
Renewing Fuel Filter
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Remove bolt (74).
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Remove O-ring (76) and replace.
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Remove O-ring (77) and replace.
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Remove filter (42) from the bottom and replace.
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Install in reverse order.
Note: The fuel system is self-bleeding during starting. This is due to the increased delivery rate of the fuel pump, the restrictors in the filter upper
part (73), and the injection pump.
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Run engine and check for leaks.
Fuel Filter with Additional Sealing Ring (Arrow)