Disconnecting the hydraulic supply

REQUIREMENTS

  • The machine is lifted

  • Secure the tractor against unauthorised operation

  • Firm and level hall floor

  1. Unfold the machine sections.

  2. To set the coulter pressure to zero:

    Refer to the ISOBUS operating manual, Adjusting the coulter pressure.
  3. Switch off the fan.
  4. Lower the machine. Move the 3-point hydraulic system of tractor into float position.

The coulter pressure cylinders are retracted.

The coulter pressure is dissipated.

  1. Secure the tractor and machine.

  2. Remove the bolt 2.

  3. Remove the fastener 1.
  4. Open the valve 3.
  5. Repeat steps 6 to 8 on the opposite side of the machine.

  1. To completely retract the coulter pressure cylinder:

    Lift the machine again.

  2. To fix the coulter pressure cylinder:

    Lash the top link 1 and the lower link 3 with a tension belt 2.
NOTE
After fixing the coulter pressure cylinder, the machine remains in the lifted position until the coulters are removed.
ENVIRONMENTAL INFORMATION
Danger due to escaping oil
Collect any escaping oil.
Dispose of cleaning agents for removing oil in an environmentally friendly manner.
  1. Remove the coulter pressure supply 2 on the coulter to be removed.
  2. Remove the coulter pressure supply 1 of the adjacent coulter.

  3. To prevent hydraulic oil from escaping:

    Tie the hydraulic hoses up on the adjacent coulters.
  4. Protect the open hydraulic connections with a suitable aid to prevent dirt from entering.