Hardi COMMANDER 4500, Instruction Book

Page: 73 / 170

5 - Operation
71
Maneuvering of the Boom
Applicable for HC 6500 / HC 8600 / HC 9600 / ISOBUS.
±
WARNING! The center lock automatically turns ON when pressing one of the folding buttons. Boom folding is not
possible if the center is unlocked. A manual override of the center lock is possible by activating switches 1 or 2 on the
SetBox.
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WARNING! The folding functions must only be operated when the sprayer is stationary!
For a 120’ (36 m) boom, the NORAC Boom Height Control is not to be used together with a 1/2-folded boom.
Failure to comply with these warnings can damage the boom.
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ATTENTION! The boom can not be operated with the tractor’s hydraulic levers.
How To Unfold the Boom
1.
Press Grip button (G) to lift the boom clear of the transport
brackets. This takes approximately 3 seconds.
2.
The symbol is shown on the display.
If not, press SetBox button (2) for 1 second to lock the center.
3.
Press SetBox button (6) to unfold the inner sections completely.
Press SetBox buttons (4) or (8) to unfold the outer sections
completely.
4.
Press Grip button (H) to lower the boom to the correct working
height.
5.
Unlock the center by pressing SetBox button (1) for 1 second.
The symbol is now shown on the display.
How To Fold the Boom
1.
If the SafeTrack function is installed, press SetBox button (9) to lock
the sprayer tracking. The sprayer will now center-align.
2.
Lock the center by pressing SetBox button (2) for 1 second.
The symbol is shown on the display.
3.
Press Grip buttons (B) or (C) to set the boom tilt to horizontal or a
little above horizontal (positive tilt).
For a 120’ (36 m) boom: Folding is not possible while the boom is
in negative tilt position, as this can cause damages to boom! Set
the boom tilt as described above.
4.
Press Grip button (G) to raise the boom to the highest possible
position.
5.
Press SetBox buttons (3) or (7) to fold the outer sections completely.
Press SetBox button (5) to fold the inner sections completely.
6.
Press Grip button (H) to lower the boom, until it is resting in the ParaLift locks.
7.
Press Grip buttons (B) and (C) to lower the left and right boom wings until they are resting in the transport brackets.
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