Workshop Manual

Table Of Contents
© 01/2009 OBJ_DOKU-23506-001.fm
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6
D 2011 Fuel system
TD 2011 W 07-06-01
Bleed the suction chamber of the injection pump.
Activate high-pressure hand pump until fuel emerges
at the locking screw (1).
Tighten screw plug (1).
45 Nm
1
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Actuate the high-pressure hand pump constantly.
Turn the crankshaft slowly and evenly in the direction
of the arrow (engine direction of rotation) until the fuel
flow turns to drops.
The fuel must flow evenly out of the over-
flow pipe.
As soon as the fuel flow becomes drops,
the start of injection has been reached.
© 47635-2
Read start of injection on the degree scale.
Start of injection:
Note specifications on the company plate.
The start of injection must be set if it does
not match the specifications.
The start of injection of other injection
pumps should be checked using this
method.
Calculate the ignition UDC of each cylinder
with the degree scale.
Observe ignition interval.
Cylinders Ignition interval
2 180°
3 120°
4 180°
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