COUGAR™ Push Pull Gun
Troubleshooting Guide
PROBLEM |
| SYMPTOMS |
| REMEDY |
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No arc, wire feed, or gas flow. | 1. Cable connections loose. | 1. | Check all power connections. | |
| 2. | Trigger switch loose or defective. | 2. | Fix switch or replace. |
| 3. | Welder not turned on. | 3. Turn on welder power. | |
| 4. | Welder not plugged in. | 4. | Plug in. |
| 5. | Cable or adapter cable damaged. | 5. | Inspect and replace |
No arc, weak arc. | 1. Poor ground connection to work. | 1. | Check ground connection. | |
| 2. | Power cable connection loose. | 2. | Check connections; if defective, |
| 3. | Voltage set too low. | 3. | replace cable or connectors. |
| Adjust to proper voltage | |||
| 4. | Tip too large for wire size. | 4. | Change tip size. |
| 5. | Wire feed speed too slow. | 5. | Increase wire feed speed. |
No wire feed. | 1. Feeding small diameter wire with large | 1. | Change position of wire drive roller. | |
| 2. | groove on drive roller. | 2. | Close wire drive release. |
| Wire drive release open. | |||
| 3. | Wire welded to tip. | 3. | Peel wire off tip or use new tip. |
| 4. | Wire | 4. | Insert new |
| 5. | Tip too small for wire. | 5. | Insert correct tip. |
| 6. | Kink or bend in wire. | 6. | Pull wire through tip or start new |
| 7. | Control cable loose. | 7. | wire end. |
| Check all connections. | |||
| 8. | Drive roller worn. | 8. | Replace. |
| 9. | Pressure roller stuck. | 9. | Replace or lubricate. |
| 10. Roller spring loose or broken. | 10. Replace. | ||
Wire feed too fast or too slow. | 1. Wrong wire speed set for work. | 1. | Adjust wire feed speed. | |
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Low or no gas flow. Oxidation of work. | 1. Gas flow not set right. | 1. | Set proper flow rate. | |
| 2. | Cylinder out of gas. | 2. | Get new cylinder of gas. |
| 3. | Cylinder valve closed. | 3. | Open cylinder valve. |
| 4. | Leak in gas line. | 4. | Inspect and replace. |
| 5. | Leak in gun. | 5. | Check for missing gun tubes and/or |
| 6.Gas diffuser clogged | 6. | missing gun body cover. | |
| Blow out gas diffuser openings. | |||
Oxidized work, arc unstable. | 1. Wrong welding polarity. | 1. | Check polarity. | |
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