Lincoln Electric POWER MIGTM 200 IM693 - Manual (Page 25)

E-3 E-3 TROUBLESHOOTING
PROBLEMS
(SYMPTOMS)
1. Poor arc striking with electrode
sticking or blasting off.
POSSIBLE AREAS OF
MISADJUSTMENT
1. Make sure settings for wire feed
speed and voltage are correct
for process being used.
2. The gas shielding may be
improper for process being used.
3. Check imput line voltage to be
with in machines recommended
rating range.
4. Check that the machine recon-
nect panel is configured properly
for the applied voltage.
RECOMMENDED
COURSE OF ACTION
If all recommended possible areas
of misadjustment have been
checked and the problem persists,
Contact your local Lincoln
Authorized Field Service Facility.
OUTPUT PROBLEMS
If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your
LOCAL AUTHORIZED LINCOLN ELECTRIC FIELD SERVICE FACILITY for assistance before you proceed.
CAUTION
PROBLEMS
(SYMPTOMS)
1. Rough wire feeding or wire will
not feed but drive rolls are turn-
ing.
1. The wire feed stops while weld-
ing. When trigger is released
and pulled again the wire feed
starts.
1. No control of wire feed speed.
Other machine functions are nor-
mal.
POSSIBLE AREAS OF
MISADJUSTMENT(S)
1. The gun cable may be kinked or twisted.
2. The wire may be jammed in the gun
cable, or gun cable may be dirty.
3. Check drive roll tension and
position of grooves.
4. Check for worn or loose drive rolls.
5. The electrode may be rusty or dirty.
6. Check for damaged or incorrect
contact tip.
7. Check wire spindle for ease of
rotation and adjust break ten-
sion knob if necessary.
8. Check that the gun is pushed all
the way into gun mount and
properly seated.
1. Check the wire feed drive rolls
and motor for smooth operation.
2. Check for restrictions in the wire
feed path. Check the gun and
cable for restrictions.
3. Make sure gun liner and tip are
correct for wire size being used.
4. Make sure drive rolls and guide plates
are clean and are the correct size.
5. Check spindle for ease of rotation.
1. The wire feed speed control may
be dirty. Rotate several times
and check if problem is resolved.
RECOMMENDED
COURSE OF ACTION
If all recommended possible areas
of misadjustment have been
checked and the problem persists,
Contact your local Lincoln
Authorized Field Service Facility.
FEEDING PROBLEMS
POWER MIG 200
Observe all Safety Guidelines detailed throughout this manual