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E-2
TROUBLESHOOTING
E-2
MAXsa™ 22 & 29 WIRE DRIVES
If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your
Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed.
CAUTION
Observe all Safety Guidelines detailed throughout this manual
PROBLEMS
(SYMPTOMS)
POSSIBLE AREAS OF
MISADJUSTMENT(S)
RECOMMENDED
COURSE OF ACTION
OUTPUT PROBLEMS
Drive rolls turn, but wire will not
feed or wire feeding is rough or
uneven.
Variable or "hunting" arc.
Wire consistently runs at the wrong
speed
1. Wire jammed or kinked on route
through wire drive. Remove wire
from wire drive, then feed in new
wire. Note any obstruction.
2. Incorrect drives rolls and/or
guide tubes, or incorrect pres-
sure setting. Ensure drive rolls
and/or guide tubes are stamped
with wire diameter being used.
Replace if necessary. Check for
proper pressure setting.
3. Worn drive rolls. Replace, or
reverse if split type.
4. Partially flashed or melted con-
tact tip. Replace contact tip.
1. Contact tip worn or incorrect
size. Replace contact tip.
2. Worn or undersized work cables
or poor connections to work.
Inspect and repair, or replace as
necessary.
3. Loose electrode connections.
The following connections must
be tight: electrode cable to wire
drive and power source, work
cable to power source and work,
contact tip to nozzle.
4. Rusty electrode. Replace elec-
trode.
Gear ratio is not set properly. See
the MAXsa™ 10 or the Power
Wave® AC/DC 1000 Operatorʼs
Manual to set the proper gear ratio.
If all recommended possible areas
of misadjustments have been
checked and the problem persists,
contact your local Lincoln
Authorized Field Service Facility.