TROUBLESHOOTING
Troubleshooting Guide
Observe Safety Guidelines detailed in the beginning of this manual.
|
|
|
|
|
|
|
| PROBLEMS |
|
| POSSIBLE AREAS OF |
| |
| (SYMPTOMS) |
|
| MISADJUSTMENT(S) |
| |
|
|
|
|
| OUTPUT PROBLEMS |
|
| Major Physical or Electrical |
|
| 1. Contact The Lincoln Electric |
| |
| Damage is Evident. |
|
|
| Service Dept. (216) |
|
|
|
|
|
|
|
|
| Machine is Dead - |
|
| 1. | Make certain that the input |
|
| No Output - No Fan |
|
|
| power switch is in the “ON” |
|
| No Displays. |
|
|
| position. |
|
|
|
|
| 2. | Check the input voltage at the |
|
|
|
|
|
| machine. Input voltage must |
|
|
|
|
|
| match the rating plate and |
|
|
|
|
|
| reconnect the panel. |
|
|
|
|
| 3. | Blown or missing fuses in |
|
|
|
|
|
| input line. |
|
|
|
|
|
|
|
|
| Fan runs - Display and control |
|
| 1. | Check for proper input |
|
| panel dark. No output from |
|
|
| voltages. As per nameplate |
|
| machine in either Stick or TIG |
|
|
| and reconnect panel. |
|
| modes. |
|
|
|
|
|
|
|
|
|
|
|
|
| The voltmeter reads “00” in Stick |
|
| 1. | Inspect to assure that the arc |
|
| Mode, and there is no output from |
|
|
| start switch is in the on |
|
| the machine when in the TIG |
|
|
| (closed) position when |
|
|
|
|
| welding in the TIG Mode. |
| |
|
|
|
|
|
|
|
| Machine does not respond (no gas |
|
| 1. | Machine MUST be in one of |
|
| flow, no high frequency and no |
|
|
| the TIG Modes. |
|
| open circuit voltage) when arc |
|
|
|
|
|
| switch or amptrol is activated - |
|
| 2. | The arc start switch or amptrol |
|
| displays and fan working. |
|
|
| may be defective. Check for |
|
|
|
|
|
| continuity between pins “D” |
|
|
|
|
|
| and “E” on cable connector |
|
|
|
|
|
| when arc switch or amptrol is |
|
|
|
|
|
| activated. |
|
|
|
|
|
|
|
|
| 115VAC Receptacle not working |
|
| 1. | Check for 115VAC at |
|
| properly (voltage is below 108VAC). |
|
|
| receptacle - if low (below |
|
| Machine has welding output - fan is |
|
|
| 108VAC), then check input |
|
| running. |
|
|
| voltage to machine. |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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.
CAUTION
If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your local Authorized Field Service Facility for technical troubleshooting assistance before you proceed.
– 28 –