NORAC UC4+BC+HD4 Part 1 - Manual (Page 12)

8
4
INSTALLATION PROCEDURE
4.1 F
UNCTIONALITY
C
HECK
Before beginning the install, ensure all hydraulic
boom functions are operating properly on the
sprayer.
o
All Fold Functions
o
Main Lift Function
o
Wing Tilt Functions
o
Slant Function
4.2 E XISTING S YSTEM C HECK
o
Inspect slide pads and wear surfaces for
excessive wear. Replace or adjust if
necessary.
o
Ensure the boom guide-rods are set to the
“tapered” position (factory setting)
o
Set boom suspension to be critically
damped (Figure 5). Adjust the boom
damper accordingly.
A) Unlock the pendulum, and push boom
tip down approximately 75 cm (30
inches).
B) Hold the boom steady for a moment,
and release.
C) Ensure the boom returns to its relaxed
state as quickly as possible, with little
to no overshoot.
Figure 5: Boom Push Test- Critically
Damped