Hardi COMMANDER 5500, Instruction Book

Page: 64 / 170

4 - Sprayer Setup
62
Adjustment of Boom Folding Speed
The main hydraulic block manages hydraulic pressure for the boom
controls.
The throttle valve (A) can adjust the folding speed of the boom.
Check the Folding Speed
•
Unfold the boom.
•
Fold the outer boom sections calmly into the transport position
without crashing hard against the other boom sections.
The folding speed is set from factory. However, it may be adjusted before
use of the sprayer if the operator finds it necessary.
Factory setting:
The valve is screwed completely in and 1/2 turn back out.
˜
ATTENTION! The throttle valve only needs slight adjustments to
change the speed significantly.
˜
ATTENTION! If the boom moves to fast:
Risk of premature wear and tear.
Risk of damaging the boom parts.
To Decrease Folding Speed
•
Loosen the jam nut.
•
Screw the valve inwards.
•
Tighten the jam nut again.
To Increase Folding Speed
•
Loosen the jam nut.
•
Screw the valve outwards.
•
Tighten the jam nut again.
˜
ATTENTION! The system must be unpressurized during the adjustment.
Tools Needed
Size: 17 mm
Size: 5 mm
A