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(2)
Forward position for auxiliary spool
8
7
1
Inlet from hydraulic pump
2
Outlet to tank
3
Pilot passage
4
Passage to head end of cylinders
5
Passage to rod end of cylinders
Working actuation
※
P
A, B
T open.
Apply pressure on PV
of mast spool(7) opens a path for oil to flow from inlet(3) into passage(4). From passage(4), the
oil goes to passage(4) and then to cylinder. The mast moves upward. Return oil from the rod
end of the cylinder flow to tank from inlet(5) into passage(6).
1
3
4
6
L
T
A
P
Cin
Port, Master spool(7) is moved to the forward position. The movement
７
L
Cout
A
B
P
T
L
Cin
2
1
3
5
L
L
P
B
T
Cout
Cin
6
Return passage to tank
7
Master spool
PV
(Hydraulic pressure from joystick)
8
７
9
PV
(Hydraulic pressure from joystick)
８
6-24
6
9
100D7MCV35
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