Readjustment Boom - General Info; Horizontal Alignment Of Centre And Inner Wing Sections - Hardi Terra Force Instruction Book Supplement

6 - Maintenance

Readjustment boom - general info

Before commencing adjustment jobs please go through this check list.
1. The sprayer must be well lubricated (see section about lubrication).
2. Connect the sprayer to the tractor.
3. Place tractor and sprayer on level ground (horizontal).
4. Unfold boom.
5. Set slanting angle to neutral position (horizontal).
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ATTENTION! For information on boom terminology see "Boom and terminology" on page 23.
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NOTE! Adjustment of hydraulic cylinders is to be carried out without pressure in the system.
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WARNING! Nobody is allowed to be under the boom whilst adjustment is carried out.

Horizontal alignment of centre and inner wing sections

The boom must be completely unfolded before adjustment.
1. Loosen nut (B) on the underside of the beam.
2. Lift the exccentric bolt (A) up until the guide pin is free of the hole.
3. Turn the exccentric bolt (A) and the inner exccentric bushing until
the boom aligns. The boom tip must point slightly forward (100-
500 mm at boom tips).
4. Push the exccentric bolt (A) back in place. Use the guide hole
closest to the pin.
5. Fit and tighten the nut (B) again.
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