![](/images/new-backgrounds/1145148/14514865x1.webp)
|
| TROUBLESHOOTING |
|
| ||||||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Observe all Safety Guidelines detailed throughout this manual |
| |||||||||||
|
|
|
|
|
|
|
|
|
|
|
|
| ||
PROBLEMS |
| POSSIBLE |
|
|
|
|
| RECOMMENDED |
| |||||
(SYMPTOMS) |
| CAUSE |
|
|
|
|
|
| COURSE OF ACTION |
| ||||
|
|
|
|
|
|
|
|
|
|
|
| |||
|
|
|
|
| OUTPUT PROBLEMS |
|
|
|
| |||||
|
|
|
|
|
|
|
|
|
|
| ||||
| Machine won’t weld, can’t get any |
|
| 1. Input voltage is too low or too |
|
|
|
|
|
| ||||
| output. (CR1 will not pull in.) |
|
| high. Make certain that input |
|
|
|
|
|
| ||||
|
|
|
|
| voltage is proper, according to |
|
|
|
|
|
| |||
|
|
|
|
| the Rating Plate located on the |
|
|
|
|
|
| |||
|
|
|
|
| rear of the machine. |
|
|
|
|
|
|
| ||
|
|
|
|
| 2. If the Thermal LED is also lit, |
|
|
|
|
|
| |||
|
|
|
|
| see “Yellow Thermal LED is Lit” |
|
|
|
|
|
| |||
|
|
|
|
| section. |
|
|
|
|
|
|
|
| |
|
|
|
|
| 3. Primary current limit has been |
|
|
|
|
|
| |||
|
|
|
|
| exceeded. Possible short in out- |
|
|
|
|
|
| |||
|
|
|
|
| put circuit. Turn machine off. |
|
|
|
|
|
| |||
|
|
|
|
| Remove all loads from the out- |
|
|
|
|
|
| |||
|
|
|
|
| put of the machine. Turn back |
|
|
|
|
|
| |||
|
|
|
|
| on. If condition persists, turn |
|
|
|
|
|
| |||
|
|
|
|
| power off, and contact an autho- |
|
|
|
|
|
| |||
|
|
|
|
| rized | Lincoln | Electric | Field |
|
|
|
|
|
|
|
|
|
|
| Service facility. |
|
|
|
|
|
|
|
| |
|
|
|
|
| 4. This problem will normally be |
|
|
|
|
|
| |||
|
|
|
|
| accompanied by an error code. |
|
|
|
|
|
| |||
|
|
|
|
| Error codes are displayed as a |
|
|
| If all recommended possible areas |
|
| |||
|
|
|
|
| series of red and green flashes by |
|
|
|
|
| ||||
|
|
|
|
|
|
|
| of misadjustments have been |
|
| ||||
|
|
|
|
| the | status | light . | See |
|
|
|
|
| |
|
|
|
|
|
|
|
| checked and the problem persists, |
|
| ||||
|
|
|
|
| "Troubleshooting the Power Wave |
|
|
|
|
| ||||
|
|
|
|
|
|
|
| contact your local Lincoln |
|
| ||||
|
|
|
|
| / Power Feed System Using the |
|
|
|
|
| ||||
|
|
|
|
|
|
|
| Authorized Field Service Facility. |
|
| ||||
|
|
|
|
| Status LED" section of this text. |
|
|
|
|
| ||||
|
|
|
|
|
|
|
|
|
|
| ||||
|
|
|
|
|
|
|
|
|
|
| ||||
| Machine often “noodle welds” (out- |
|
| 1.Secondary current limit has been |
|
|
|
|
|
| ||||
| put is limited to approximately 100 |
|
| exceeded, and the machine has |
|
|
|
|
|
| ||||
| amps) when running a particular |
|
| phased back to protect itself. |
|
|
|
|
|
| ||||
| procedure, especially a procedure |
|
| 2. Adjust procedure or reduce load |
|
|
|
|
|
| ||||
| with high WFS. |
|
| to lower current draw from the |
|
|
|
|
|
| ||||
|
|
|
|
| machine. |
|
|
|
|
|
|
|
| |
|
|
|
|
| 3. A single phase input (loss of L2) |
|
|
|
|
|
| |||
|
|
|
|
| will reduce the secondary cur- |
|
|
|
|
|
| |||
|
|
|
|
| rent limit from 570 Amps to 325 |
|
|
|
|
|
| |||
|
|
|
|
| Amps. |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
CAUTION
If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, con- tact your local authorized Lincoln Electric Field Service Facility for technical assistance.