NORAC UC4+BC+WR1 - Manual (Page 20)

17
4.6 H
YDRAULIC
I
NSTALLATION
WARNING!
The hydraulic system creates very
high pressure. Before disconnecting
any hydraulic lines ensure all pressure
has been bled from the system.
When changing the boom hydraulic
hoses leave the booms in
TRANSPORT POSITION.
IMPORTANT:
Component failure due to oil
contamination is not covered under
the UC4+ Spray Height Control
system warranty. It is recommended
that a qualified technician does the
hydraulic installation.
4.6.1 Valve Assembly
1. On a clean surface remove all plastic
plugs from the NORAC hydraulic Valve
(V01) (Figure 19).
2. Install the 6MB-6MJ fittings (F02) on the
"P" and "T" ports and tighten to 18 ft-
lbs.
Figure 19: NORAC Valve Block
3. Install the orifices (F01) into the "B"
ports with the notch facing outward
as shown in Figure 20.
4. Install the orifices (F01) into the "A"
ports with the notch facing inward
as shown in Figure 20.
5. Install the 6MB-6MJ fittings (F02) into
the "A" and "B" ports and tighten to 18
ft-lbs.
6. Install the 6MJ-6FJX90º fittings (F05) to
the "A" and "B" ports.
Figure 20: Valve Block Assembly