TROUBLESHOOTING | |||
Observe all Safety Guidelines detailed throughout this manual | |||
|
|
|
|
PROBLEMS |
| POSSIBLE | RECOMMENDED |
(SYMPTOMS) |
| CAUSE | COURSE OF ACTION |
|
|
|
|
|
| OUTPUT PROBLEMS |
|
|
|
| |
Major Physical or Electrical | 1. Contact your local Lincoln |
| |
Damage is Evident. |
| Authorized Field Service Facility. |
|
|
|
|
|
No Generator power or welding | 1. | Check brushes for wear. See |
|
output |
| 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. | If all recommended possible areas |
| 6. | Faulty rheostat (R1). | of misadjustment have been |
| 7. | Faulty field bridge rectifier (D1). | checked and the problem persists, |
| 8. | Faulty field capacitor (C1). | Contact your local Lincoln |
| 9. | Faulty stator field winding. | Authorized Field Service Facility. |
| 10. | Faulty rotor. |
|
|
|
|
|
Generator power is available | 1. | Loose connector to output stud. |
|
but unit will not weld. | 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). |
|
|
|
|
|
Unit will weld but low or no | 1. | Circuit breaker is open. |
|
generator power is available. | 2. | Loose or open connection with |
|
|
| electrical |
|
| 3. | Current control dial not at “MAX” |
|
| 4. | No open circuit voltage at |
|
|
| receptacle. |
|
|
|
|
|
No auxillary power but machine has | 1. | Check CB1 and CB2 - Reset if |
|
weld output. |
| tripped. |
|
|
|
|
|
CAUTION
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.
OUTBACK™ 145
¤