Lincoln Electric 145 Welding System User Manual


 
E-2
TROUBLESHOOTING
E-2
OUTBACK™ 145
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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
Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed.
CAUTION
PROBLEMS
(SYMPTOMS)
POSSIBLE
CAUSE
RECOMMENDED
COURSE OF ACTION
Major Physical or Electrical
Damage is Evident.
No Generator power or welding
output
Generator power is available
but unit will not weld.
Unit will weld but low or no
generator power is available.
No auxillary power but machine has
weld output.
1. Contact your local Lincoln
Authorized Field Service Facility.
1. Check brushes for wear. See
Maintenance section.
2. Check for loose or faulty
connections at brush holders.
3. Open lead in flashing or field
circuit.
4. Rheostat (R1) lead broke.
5. Dirty slip rings.
6. Faulty rheostat (R1).
7. Faulty field bridge rectifier (D1).
8. Faulty field capacitor (C1).
9. Faulty stator field winding.
10. Faulty rotor.
1. Loose connector to output stud.
2. Work not connected.
3. Electrode holder loose.
4. No open circuit voltage at output
studs. Open lead in weld circuit.
5. Faulty output bridge rectifier.
6. Faulty choke (L1).
1. Circuit breaker is open.
2. Loose or open connection with
electrical plug-in component.
3. Current control dial not at “MAX”
4. No open circuit voltage at
receptacle.
1. Check CB1 and CB2 - Reset if
tripped.
If all recommended possible areas
of misadjustment have been
checked and the problem persists,
Contact your local Lincoln
Authorized Field Service Facility.
OUTPUT PROBLEMS