NORAC UC4+BC+NT4 - Manual (Page 20)

16
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 Mounting
1. On a clean surface remove all plastic
plugs from the NORAC hydraulic Valve
(V01) (Figure 15).
Figure 15: NORAC Valve Block
2. Install the orifices (F08) into the "B"
ports as shown in Figure 16.
3. Install the 6MB-6MOR fittings (F02) in
the pressure (“P”) and tank (“T”) ports
and tighten to 18 ft-lbs.
4. Install the 6MBP plugs (F01) into the
“A” ports of the NORAC valve block
and tighten to 18 ft-lbs.
Figure 16: Valve Block Assembly
5. A valve mounting plate (B10) is
provided with 4, 3/8 bolts and spring
washers for fastening the valve to the
mounting plate (Figure 17).