4. Slip the bellows (not shown) upwards over the mounting kit and the vessel foot (1) or
downwards over the adapter plate (7) with care.
5. Loosen the nut (5) of the lift-of protector.
6. Turn the threaded bolt (4) of the lift-of protector at the hex until the load cell (3) is
unloaded and can be removed together with the two load discs (do not misplace the
O
‑
ring (9) of the lower load disc (10)).
7. Remove the socket (11) from the lower plate (6) recess (12) (use a short strip of
adhesive tape or a screwdriver if necessary).
8. Place thin, deburred sheet-metal plates (max. 2 mm total thickness) into the
recess (12), see Chapter
9. Insert the socket (11) and lower load disc (10) including O
‑
ring (9) into the recess (12) of
the lower plate (6).
10. Insert the upper load disc (8) into the load cell (3).
11. Place the load cell (3) onto the lower load disc (10).
12. Slowly turn the threaded bolt of the lift-of protector (4) downwards at the hex to
lower the vessel onto the load cell. Make sure that the upper load disc (8) slides into
the recess of the upper plate (2).
13. Measure the output voltages of the load cells again and adjust the height of this load
cell or of another one.
14. Adjust the internal lift-of protector; refer to Chapter
.
15. Fit the bellows, press it irmly into the groove of the upper and lower plate
circumferentially, and make sure that the transitions are lush.
Hygienic Weighing Module Contego®
7 Preparing for calibration
EN-30
Minebea Intec