Injection pump
Preliminary tasks before removing the injection pump: The injection pump has two hose connectors and a pipe connection. The lower connection is for the fuel supply, the upper connection is designed for the fuel return hose.
The start maximum fuel eccenter must be turned in such a manner that the eccentric arm points vertically upward before installing the injection pump. -
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Remove the injection pipe Clamp off the fuel supply line Pull off fuel return hose and fuel supply line from the injection pump
NOTE
Set the engine throttle to the full position without pulling the start filling lever when removing the injection pump. -
Remove the injection pump hex nuts and pull out the pump
Bring the regulator lever into the center position by slightly adjusting the position of the eccentric shaft. Rotate the plunger on the injection pump
The bolt must be exactly in the middle of the groove in the pump housing. -
Insert the shims and carefully slide injection pump in without shifting the regulating bushing
NOTE Pay attention to the shims between the pump and crankcase and the washer in the pump tappet. -
First install the fuel supply line, then fasten the valve.
When installing the injection pump, rotate the camshaft so that the injection pump tappet lies on the camshaft basic radius (lowest position). -
Set regulator lever with the aid of the throttle
Remove
Injection pump 29
