55
HYDRAULIC UNIT
A
Do not hold the lever in the "REARWARD" or
"FORWARD" position once the remote cylinder has
reached the end of the stroke, as this will cause oil to
flow through the relief valve. Forcing oil through the
relief valve for extended periods will overheat the oil.
A
When using the tractor hydraulic system to power front
loader, do not operate boom and bucket cylinders
simultaneously.
A
To use the single-acting cylinder with the float valve,
connect this cylinder to the [C] port.
To extend a single-acting cylinder, pull the remote
control valve lever rearward. To retract a cylinder,
push it fully forward to the "FLOAT" position. Do not
hold it in the down position, the transmission fluid may
be overheat.
B
Remote Control Valve Coupler
Connecting and Disconnecting
To avoid personal injury or death:
A
Stop the engine and relieve pressure before
connecting or disconnecting lines.
A
Do not use your hand to check for leaks.
C
Connecting
1. Clean both couplers.
2. Remove dust plugs.
3. Insert the implement coupler to the tractor hydraulic
coupler.
4. Pull the implement coupler slightly to make sure
couplers are firmly connected.
C
Disconnecting
1. Lower the implement first to the ground to release
hydraulic pressure in the hoses.
2. Clean the couplers.
3. Relieve pressure by moving hydraulic control levers
with engine shut off. Pull the hose straight from the
hydraulic coupler to release it.
4. Clean oil and dust from the coupler, then replace the
dust plugs.
A
Your local KUBOTA Dealer can supply parts to adapt
couplers to hydraulic hoses.
Pressure
Returning
Lever (1)
---
Forward
Rearward
Port
[A]
---
In
Out
[B]
---
Out
In
Lever (2) Full Forward
Forward
Rearward
Port
[C]
In
Float
In
Out
[D]
Out
Out
In
Lever (3)
---
Forward
Rearward
Port
[E]
---
In
Out
[F]
---
Out
In
Coupler size
Port [A] [B] [C] [D] [E] [F]
PT 1/2
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