
4 Checking and adjusting
4–4 Section 4 © Siemens VDO Trading GmbH TU00-1318-0200302
4.2 Checking and correcting position of speed recor-
ding
4.2.1 Checking speed stylus
Fig. 4-2 Inserting adjustment disc
Procedure
Insert the adjustment disc (1)
1
.
Turn the indicator setting wheel (3) until a line (2) running to the middle point
on the adjustment disc (1) corresponds with the marking.
Close the housing cover.
Connect the unit to the electricity and drive it briefly on the test bench.
The v measuring system runs automatically to the end stop and then returns again to
the initial position. The recording made (7), Abb. 4-3, when doing this must run parallel
to the printed line (2)Abb. 4-2. If this is not the case please refer to Chapter "4.2.2 Ad-
justing speed stylus".
1 Adjustment disc 3 Indicator setting wheel
2 Line 4 Marking
2
1
3
4
1 1900.1501.054.030
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