BVA Hydraulics PW2, PW3, PW4, PW33L, PW43L - Manual (Page 4)

4
Valve
Operation
Valve
Type
Use with
Cylinder
Model Hydraulic Symbol Schematic Flowpath
Advance Hold Retract
Pump
Mounted,
Manual
3-way,
Tandem
Center
Single-
Acting
PW2
PW3
4-way,
Tandem
Center
Double-
Acting
PW4
3-way,
3-position,
Tandem
Center,
Locking
Single-
Acting
PW33L
4-way,
3-position,
Tandem
Center,
Locking
Double-
Acting
PW43L
PUMP MOUNTED DIRECTIONAL CONTROL VALVE DIAGRAM
T P
A
A
P T
B
A
P T P
A
T P
A
T
P T
A B
P T
A
P T
A
P T
A
P T
A B
P T
A B
P T
A B
P T
A B