48
49
Adjusting the sealing lip
NOTE
A defective sealing lip or incorrectly assembled
supporting plate cause metering errors during
sowing.
¾
The sealing lip must not be torn or damaged.
Replace the sealing lip at least 1 x per year.
¾
Insert the side cover with the sealing lip into
the metering housing. The sealing lip must
have full contact with the rotor and should be
able to generate approx. 1 mm pre-tension.
approx. 1 mm
Sealing lip
The retaining plate for the sealing lip is
asymmetrically divided.
With all normal and
fine seeds the wider side
must face towards the roller.
In case of faults with coarse seeds such as
maize, beans etc. both the retaining plate and
the sealing lip can be replaced by a wider design.
¾
Take out the roller.
¾
Insert the side cover with the new sealing lip.
Tighten the sealing lip only far enough to still
allow it to slide.
¾
Move the lip so that it projects approx. 1 mm
into the roller recess.
¾
Remove the side cover. Do not move the lip
anymore and tighten it.
¾
Assemble the side cover, check the setting
once again and reinstall the rotor.
Roller change at full hopper
without gate valve
Rotor change with full hopper
¾
Unscrew wing screws on side cover and drive
motor. Remove side cover and motor.
¾
Remove lock washer and washer from the
drive shaft.
¾
Plug the new cell roller on the drive shaft and
use it to push the old roller out of the motor side.
¾
Fix the drive shaft, assemble and fasten side
cover and motor.
