Southworth LS Serie El Manual Del Propietario página 25

Figure 22 – Hydraulic Diagram - Unit Powered by Electric Motor
Tank
Figure 23 – Hydraulic Diagram - Unit Powered by Air Motor
Regulator, lter, and
lubricator
(supplied by customer)
Cylinder
Load check
System relief
Compressed air source
80 psi, 80 cfm recommended
Cylinder vent line
Pump
Cylinder vent line
Down speed
ow control
Air
motor
Filter
Handvalve or
footvalve
Typical for
1, 2, or 3
cylinders
Down speed ow control
pressure compensated
Down solenoid valve
Typical for
1, 2 or 3
cylinders
Air-operated
Hydraulic
down valve
pump
(n.c.)
Southworth Owner's Manual -- LS Series
25