Towards the bottom the metering unit is com-
pleted by the Venturi area. In the Venturi area
the seed is picked up by the air flow.
During calibration the seed is taken out of the me-
tering unit through the opening in the Venturi area.
The cover must subsequently be closed again
tightly.
Rotor change
After choosing a rotor from the table, it must be
installed in the metering unit.
The seed hopper should be empty
when changing the rotor.
¾
Unscrew the side cover.
¾
Pull out the rotor with the drive shaft.
Rotor change
¾
Remove lock washer and washer.
¾
Pull out the drive shaft and install it in the
new rotor.
Changing the rotor
The setting of sealing lip and the concentricity
of the rotor must be checked after each rotor
change.
Rotor change with full hopper
Rotor change with full hopper
¾
Unscrew the wing screws on side cover and
drive motor, take off side cover and motor.
¾
Remove lock washer and washer from the
drive shaft.
¾
Plug the new cell rotor on the drive shaft and
use it to push the old rotor out of the motor side.
¾
Fix the drive shaft, assemble and fasten side
cover and motor.
65
