Troubleshooting & repair, Caution – Lincoln Electric POWER MIG SVM165-A User Manual

Page 57

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F-11

F-11

POWER MIG 350MP

TROUBLESHOOTING & REPAIR

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.

PROBLEMS
(SYMPTOMS)

POSSIBLE AREAS OF
MISADJUSTMENT(S)

RECOMMENDED
COURSE OF ACTION

PUSH PULL WIRE FEEDING PROBLEMS

While loading wire, the rear drive
rolls stop while pushing wire
through the torch.

1. Check torch cable for kinks.

Torch cable should be laid out
relatively straight.

2. Check to see that the spindle

brake is not set too tight. There
should be an aluminum spacer
behind the spindle brake. Refer
to the push-pull connection kit for
this spacer.

3. Check the wire at the spool.

Make sure the wire is not
crossed and is de-reeling proper-
ly.

4. Increase wire feed speed to 350-

400 ipm.

5. If problem continues after a thru

d are checked then the Stall
Factor Number needs to be
increased. See Stall Factor
Number Adjustment.

CAUTION

While loading wire, the wire bird
nests before the wire gets all the
way through the torch.

1. Check torch cable for kinks.

Torch cable should be laid out
relatively straight.

2. Make sure liner conduit is insert-

ed all the way into the rear wire
drive so that it is up against the
inner black plastic wire guide.

3. Inner black plastic wire guide is

worn out. Replace guide.

4. Slow down wire feed speed while

pushing wire up through the liner.
Recommended setting = 350MP
ipm.

5. Clean or replace contact tip.

Observe Safety Guidelines
detailed in the beginning of this manual.

TROUBLESHOOTING GUIDE

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