ForceCut™ Series Plasma Cutters
www.longevity-inc.com
14
5.
Clean the contact point on the work piece to ensure a good electrical connection.
Ensure that no rust of paint is present that could create an open circuit.
6.
Connect the ground clamp to the work piece to be cut. Remember, the ground
clamp connects to the positive side (Right Side) of the machine.
7.
Bring the torch tip into contact with your work piece edge or, if cutting thick
material, over a pre-drilled pilot hole.
See Cutting Guideline Table below.
8.
Depress the button on your torch to start the arc and begin cutting.
9.
The 2.5S and 5.0S on your is an air blow switch. If you are cutting for short
periods of time, leave the switch on 2.5s to allow a 2.5 second air delay to pass
through the torch. If you are cutting for long periods of time, leave the unit on
5.0S to allow more air to pass through the torch. This feature protects the torch
from over heating.
10.
If necessary remove slag from the under part of the cut using a grinder or chisel.
Cutting Guideline Tables
Cutting Guideline Table
Steel, Stainless Steel, Molybdenum, Iron, etc.
Aluminum, Copper, Brass, etc.
Machine
LP-40D
LP-50D
LP-60D
LP-70
LP-40D
LP-50D
LP-60D
LP-70
Thin*
0-1/8
0-1/8
0-1/4
1/2
0-1/16
0-3/16
0-1/8
1/4
Medium*
1/8-3/8
1/4-1/2
3/8-3/4
1/2-3/4
1/16-3/16
3/16-3/8
1/8-3/8
1/4-3/8
Thick*
3/8-1/2
1/2-3/4
3/4/1.0
3/4-1.25
3/16-1/4
3/8/.5
3/8-1/2
3/8-1/2
Severance Cut*
3/4
1.0
1¼
1.5
1/4
3/8
1/2
5/8
* All dimensions are in inches