Enerpac WSL-442 - Manual (Page 7)

5. Use an air regulator (Enerpac RFL 102) to control air pressure. Excessive air
pressure may actually lift a work piece off of its rest surface. The correct
amount of air pressure will vary depending on the size and weight of the
workpiece and the work support.
OPERATION
Spring Advanced Work Supports
1. Adjust the contact force between the work support plunger and the workpiece.
1a. Remove the plastic adjustment screw from within the top of the
plunger.
1b. Turn the second adjustment screw clockwise to increase the contact
force. Turn the second adjustment screw counter clockwise to decrease
the contact force. Note: If the adjustment screw is backed out too far,
the plunger stroke will be reduced. Refer to specifications table for the
minimum and maximum contact force for each work support model.
1c. Replace the first adjustment screw. Make sure the first adjustment
screw is positioned snug against the second screw.
(7)
F
G F
G
Figure 4 - "Air Purge" / "Air Spring" Work
Support using Side Breather Port
c c
32
Figure 5 - "Air Purge" / "Air Spring" Work
Support using Manifold Breather Port