NORAC UC4+SM3-4B - Manual (Page 8)

5
3
HYDRAULIC INSTALLATION
WARNING!
The hydraulic system creates very
high pressure. Before disconnecting
any hydraulic lines ensure all pressure
has been bled from the system.
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.
1. On a clean surface remove all plastic
plugs from the NORAC expansion valve
block (V01).
2. Install the 6MBP (F03) into the A port
of the expansion block (Figure 2).
3. Install the 6MB 6MJ fitting (F04) into
the B port of the expansion block
(Figure 2).
Figure 2: Third Station Expansion
Block Assembly
4. Coat the four o-rings in hydraulic oil
and install them into the expansion
block. Ensure the o-rings are seated
properly.
5. Attach the expansion block to the 2
station block using the included spring
washers and bolts.
6. Tighten the bolts to 31 ft-lbs.
Figure 3: Expansion Valve Final Assembly