6 - Maintenance
70
Horizontally aligning the inner arms with the central frame
This adjustment consists of positioning the boom arms horizontally.
The sprayer must be on even ground and the boom unfolded.
• Position the central frame horizontally, using a spirit level.
• Unscrew locknut (1)
• Adjust the length of the damping device (2) until the boom is
horizontal. Use a spirit level if necessary.
÷
For the best adjustment, it is preferable for the ends of the boom
to point slightly upwards
Adjusting the height of the boom on the transport supports
This consists of adjusting the height of the boom in relation to the transport supports. Check the distance between the top
of the transport supports and the boom. If it is less than 50mm, the boom arms should be adjusted.
• Position the central frame horizontally.
• Check the dimension: d = 40mm
• Lift the central frame fully and fold the boom.
• Loosen the locknuts and adjust the length of the rod (1) until the
distance between the transport supports and the boom is not less
than 50mm.
• Re-tighten the locknuts.
Adjusting the boom open/close
This adjustment consists of aligning the boom in relation to the central frame.
• Loosen the locknut (1).
• Turn the cylinder rod to align the boom arms.
• Re-tighten the locknut.
÷
It is preferable for the end of the boom to point slightly forwards.
Alignment of the end of the boom (1) with the central frame (2).
1
2
1
d
1
2
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