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3 hydraulic plumbing – NORAC UC5-BC-HG07 User Manual

Page 28

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10.3 Hydraulic Plumbing

From this point on in the installation the booms will be inoperative until the

hydraulics are fully installed.

1. After the NORAC valve is mounted, the hydraulic hoses and fittings can be plumbed. The

plumbing for the hydraulic circuit is shown schematically in Figure 3.

2. Disconnect the tilt raise and lower lines from the Hagie valve block and insert 6FJXR 6MJT

tees between the hoses and the valve block.

3. Connect four hydraulic hoses from the free end of the tees to the NORAC valve block.

The raise lines must be connected to the “B” ports and the lower lines must be connected
to the “A” ports.

4. If there are any accumulators on the tilt hydraulic circuits, ensure there is a 2-way orifice in

the accumulator fitting.

5. Insert the 8MB 6MJ90 fittings (F04) into the pressure and tank ports on the Hagie valve

block.

6. Connect two hoses from the 90 degree fittings to the pressure and tank ports on the

NORAC valve block.