Specifications

Service Training
Section 4.9
Page 21
12.05
ADJUSTING THE TOOTHED DISC IN SITU
- Set cylinder 1 of the internal combustion engine at top
dead centre on the compression stroke.
- Pull off the connector of the ignition control unit (1).
- Unscrew and remove the ignition control unit (1).
- Loosen the screw (6).
- Rotate the toothed disc (2) until the hole in the toothed
disc (4) aligns with the hole in the housing (2).
- Insert the 3mmtiming pin (5) .
- Tighten the screw (9 Nm).
REMOVING THE IGNITION CONTROL UNIT
- Disconnect the battery.
- Set cylinder 1 of the internal combustion engine at top
dead centre on the compression stroke.
- Remove the cover on the timing case.
- Push timing pin (8) through the gear wheel and the
recess in the hub into the hole in the housing.
- Remove the four screws (7) with the help of the special
tool (10).
- Unscrew the three M8 nuts on the flange of the ignition
timing unit (1) and remove ignition control unit.
CAUTION: Insert a lint-free cloth between the face
end of the injection pump gear wheel and
the timing case to ensure that the screws
fastening the gear wheel to the pump hub
will not drop into the timing case. If this
happens, you will need to dismantle the
entire timing case.