
Technical Product Manual
Fault analysis and repairs 1318
4 Checking and adjusting
Section 4: Checking and adjusting • Edition 12/2005
TU00-1318-0200302 © Siemens VDO Trading GmbH Section 4 4–13
Procedure
Insert
1
the adjustment disc.
Close the cover and open it again.
Check the position of the distance stylus marking (2).
As the position of the distance cam is not known, run the unit on the test bench until re-
versing point (1) or (3) is reached.
Reversing point (1) must end on line (7) and reversing point (3) on line (4).
Correcting
Using the adjustment tool press the distance stylus (8) in the direction of ar-
row (a) or (c)
to correct the reversing points.
Using the adjustment tool press the distance stylus (8) in the direction of ar-
row (9) or (10)
to correct the distance stylus marking.
Note
Adjust the reversing point as accurately as possible.
In this way you will guarantee that the permissible tolerance fields (5) and (6),
Abb. 4-11, are adhered to over the whole range of the adjustment disc.
1 1900.1501.054.090
Remark
The distance stylus must be corrected if the distance stylus marking (2) is not
aligned with the speed and working time recording and the reversing points (1)
and (3) are not as in
Abb. 4-9.
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