Bosch WBE 4200 - Replacement Interventions; Pick-up Replacement

1 695 600 091 2012-11-16| Robert Bosch GmbH
50 | WBE 4200 | Replacement interventionsen
8. Replacement interventions
8.1 Pick-up replacement
1. Remove the weights protection;
Fig. 10: Weights protection removal
2. Disconnect the Control panel;
3. Loosen the fixing screw of the feeler (fig.15, pos.1);
4. Extract the entire Easyfit® calliper unit from the
machine;
5. Loose the drive belt and remove it;
6. Loosen the 4 allen screws that keep it in position
and extract the oscillating unit (fig.12);
1
2
Fig. 11: Removal of the oscillating unit
7. Loose the locking nut put under the pick-up;
8. Unscrew position nut (fig.13, pos.1);
9. If necessary, insert the new pick–up;
1
2
Fig. 12:
i To keep the spheres in position, use a little of oil
grease;
10. Screw the nut until you cannot turn it manually;
11. Manually: lock the nut making a half turn with the
key;
i With a dynamometric key, apply a 4 n/m strength;
12. Keep the Allen key and fix the locking nut (fig.14);
Fig. 13:
13. Mount again the shaft inside the machine;
14. Reconnect the engine.
i In order to check that the reparation has been
successful, check the tensions again and go on
making a new calibration of the machine.