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E-2
TROUBLESHOOTING
E-2
POWER MIG (140, 180 MODELS)
Observe all Safety Guidelines detailed throughout this manual
If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your
CAUTION
PROBLEMS
(SYMPTOMS)
Major physical or electrical damage
is evident.
No wire feed, weld output or gas
flow when gun trigger is pulled. Fan
does NOT operate.
No wire feed, weld output or gas
flow when gun trigger is pulled.
Fan operates normally.
POSSIBLE
CAUSE
“Do not Plug in machine or turn it on”.
Contact your local Authorized Field
Service Facility.
1. Make sure correct voltage is
applied to the machine.
2. Make certain that power switch
is in the ON position.
3. Make sure circuit breaker is
reset.
1. The thermostat may be tripped
due to overheating. Let machine
cool. Weld at lower duty cycle.
2. Check for obstructions in air
flow. Check Gun Trigger connec-
tions. See Installation section.
3. Gun trigger may be faulty.
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