Burkert Type 3004 - Manual (Page 21)

21
Installation
7.2.3. Adjusting limit switch contacts
The two upper limit switch contacts have been set to 0 – 90° at the factory.
Removing position indicator and hood
1
Figure 8: Removing glass hood Figure 9: Removing position
indicator Figure 10: Removing hood
Procedure:
→
Remove glass hood of the position indicator 1 including the sealing ring by loosening the four fastening screws
and remove the glass hood (see “Figure 8”).
→
Remove position indicator (see “Figure 9”).
→
Remove hood 2 by loosening the four fastening screws 3 (see “Figure 10”).
Adjusting cams for limit switch contacts
Cam
Key
Adjustment travel
Cam
Key
Adjustment travel
Figure 11: Adjusting limit switch clockwise Figure 12: Adjusting limit switch anti-clockwise
Procedure:
→
Adjust the two upper cams with a suitable key (see “Figure 11” and “Figure 12” ).
→
On completion of the adjustment work, re-attach the hood 3, the position indicator, the seal and the glass hood 1.
English
Type 3004