horsch Maestro 16 SX, Operating Instructions Manual

Page: 67 / 158

Pneumatic system | 7
60026387 • 01 • 03/2021 • en 67
Clamping taper
When tightening the screws, especially with a new assembly, the fan wheel will
move towards the housing in the direction of the protective grid.
1. Align a loose flange closer to the hydraulic motor, the gap between impeller
and intake side must remain as small as possible.
2. Clean the clamping faces from oil and grease.
3. The clamping screws must be tightened uniformly and in several steps. Use a
plastic hammer or hammer shaft in between to carefully knock on the flange
to facilitate pulling onto the cone.
4. The inch screws in versions no. 10-24 4.6 may be tightened with a torque of
max. 6.8 Nm.
5. After tightening check the impeller for free and even running.