Troubleshooting, Caution – Lincoln Electric OUTBACK 185 IM972 User Manual

Page 27

Advertising
background image

E-2

TROUBLESHOOTING

E-2

OUTBACK™ 185

®

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

Advertising