Lincoln Electric FlexCut 200 Service Manual page 14

LINCOLN ELECTRIC
Observe Safety Guidelines
detailed in the beginning of this manual.
PROBLEMS
(SYMPTOMS)
The cutting arc starts but
sputters badly.
The pilot arc starts but the arc
will not transfer to the work
piece to establish a cutting arc.
If for any reason you do not understand the test procedures or are unable to perform the test/repairs safely, contact the
Lincoln Electric Service Department for electrical troubleshooting assistance before you proceed. Call 1-888-935-3877.
POSSIBLE AREAS OF
MISADJUSTMENT(S)
OUTPUT PROBLEMS
1. Check the torch
consumables.
2. Make sure the work clamp is
connected tightly to the work
piece.
3. Make sure the air pressure is
correct.
4. The torch may be faulty.
5. Verify the correct input
voltage is being applied to the
machine.
1. Make sure the work clamp is
connected tightly to the work
piece.
2. The work piece must be
electrically conductive material.
FlexCut® 200 Service Manual
TROUBLESHOOTING GUIDE
RECOMMENDED
COURSE OF ACTION
1. Perform the Choke Test
Procedure.
2. Perform the Snubber Board
Test Procedure.
3. Perform the Main Current
LEM Test Procedure.
1. Perform the Snubber Board
Test Procedure.
2. Perform the Switch Board
Test Procedure.
3. Perform the Choke Test
Procedure.
5. Perform the Power
Transformer (T1) Test
Procedure.
6. Perform the Pilot Board Test
Procedure.
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