Hardi JAZZ, Instruction Book

Page: 10 / 36

10
Adjustment of the BK controls
B
A
3
5
4
2
B
A
1.Choose the correct nozzle. Make sure that all nozzles are the same
type and capacity. See “Spray Technique” book.
2.Turn main ON/OFF handle 2 to ON position A.
3.Set all hand levers 3 on the distribution valve to ON position A.
4.Turn the HARDI-MATIC valve 4 anti-clockwise to its extreme position.
5.Put the tractor in neutral and adjust the P.T.O. thereby the number of
revolutions of the pump corresponding to the intended travelling speed.
Note: The P.T.O. revolutions must be kept between 300-600 r/min.
6.Adjust the HARDI-MATIC valve 4 so that the pressure gauge indicates
the recommended pressure.
ADJUSTMENT OF PRESSURE EQUALIZATION:
7.Place the first lever 3 on the distribution valve in OFF position B.
8.Turn the adjusting screw 5 until the pressure gauge again shows the
same pressure.
9.Adjust the other sections of the distribution valve in the same way.
Hereafter adjustment of pressure equalization will only be needed if you
change to nozzles of other capacities.