![](/images/new-backgrounds/1259260/25926037x1.webp)
3-9. Motor Start/Burnback Control
Tools Needed:
1/4 in
| To change wire feed starting speed | |
| proceed as follows: | |
1 | Turn Off unit and welding power | |
| source. | |
| Remove wrapper. | |
| 1 | Motor Board PC1 |
| 2 | Motor Start Control |
|
| Potentiometer R73 |
Remove protective white rubber cap before making adjustment. Adjust potentiometer R73 using a small nonconductive screwdriver. Rotate potentiometer clockwise to increase time it takes the motor to ramp up to speed.
3 Burnback Potentiometer R42
Remove protective white rubber cap before making adjustment. Adjust potentiometer R42 using a small nonconductive screwdriver.
2Rotate potentiometer clockwise to increase burnback time.
Reinstall wrapper.
3
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