Width Potentiometer Positioning Procedure; Diameter Potentiometer Positioning Procedure - Bosch WBE 4120 Instructions De Réparation

en 66 | WBE 4120 / WBE 4120 D / WBE 4120 DT | Replacement interventions
11.3 Width potentiometer positioning
procedure
1. Remove the left side protection without disconnec-
ting the board;
2. start the balancing machine;
3. access the test menu;
4. keeping the 4 value displayed on the board, release
the screw on the ring nut (fig.16);
Abb. 19:
5. keeping the calliper in stand-by, turn the potentio-
meter using nose pliers (fig.17) to the value of 1000
± 50;
Abb. 20:
6. Lock the fixing screw ensuring that the upper sur-
face of the pinion and of the rack are complanar;
7. check the correct functioning during the run;
8. close the machine;
9. proceed with calibration of the callipers.
!
The above notes are to be used for the correct re-
pairing; in case of replacing the entire calliper unit,
proceed only with the calibration.
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1 695 600 579 2016-08-02
11.4 Diameter potentiometer positioning
procedure
1. Remove only the carter without disconnecting the
board;
2. Start the balancing machine;
3. Enter the test menu;
4. Keep the value IN4 of the board shown;
5. unblock the nut on the shaft"A" (fig.18, pos.1);
Abb. 21:
6. Slightly extract the rod of the calliper;
7. Now lean the gauge against the shaft, turn the po-
tentiometer "B" as far as the value of 3000 ± 50;
Abb. 22:
8. Block the nut "A" on the shaft (fig.18, pos.1);
9. Check the correct functioning during the stroke;
10. Close the machine;
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