Assembly And Mounting; Changing The Valve For The Closed Centre Hydraulics - Farmi Forest Corporation VALBY HF 231 Operation, Maintenance And Spare Parts Manual

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HF 231

ASSEMBLY AND MOUNTING

4. ASSEMBLY AND MOUNTING
1.Fasten the frame of the hydraulic feed to the
chipper with two hinge pins. See fig.2.
Fig.2.
2.Fasten the feed chute to the frame with two
hinge bolts (M10x110 screws and M10 lock-
nuts) and lock it into working position. Fig.3.
Fig.3.
03294709
3.Hook up the control rods extension with the
pin.
4.Connect hydraulic hoses; Connect pressure
hose (marked "IN") to tractors hydraulic con-
nection. Maximum pressure is 172 bar (2500
PSI).
Connect return hose (marked "OUT") either
to double--acting hydraulic valves return hose
hook--up, or in a single acting system directly
to the oil reservoir. Fig.4.
Fig.4. Connecting the hydraulics.
5. CHANGING THE VALVE FOR
CLOSED CENTRE
HYDRAULICS
D The chippers valve is built for open center
hydraulics. If your tractor has a closed centre
hydraulic system, can the valve be changed
to suit your system by changing the plug at
the end of the valve. See fig.5.
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OUT
IN