Wire creates a bird’s nest during operation, Welding arc not stable, Weak arc strength – Chicago Electric Wire Feed Welder MIG 170 User Manual
Page 28
Page 28
For technical questions, please call 1-800-444-3353.
SKU 68885
Troubleshooting
IMPORTANT!
Be CERTAIN to shut off the Welder, disconnect it from power, and discharge the Torch to ground
before adjusting, cleaning, or repairing the unit.
Wire feed motor runs but wire does not feed properly
POSSIBLE CAUSES AND SOLUTIONS
1.
Insufficient wire feed pressure:
Increase wire feed pressure properly - follow step 17 on page 17.
2.
Incorrect wire feed roll size:
Flip roll to correct size, follow the Wire Spool Installation instructions, starting on page 12.
3.
Damaged Torch, cable, or liner assembly:
Have a qualified technician inspect these parts and replace as necessary.
Wire creates a bird’s nest during operation
POSSIBLE CAUSES AND SOLUTIONS
1.
Excess wire feed pressure:
Adjust wire feed pressure properly - follow step 17 on page 17.
2.
Incorrect contact tip size:
Replace with the proper tip for wire used.
3.
Torch end not inserted into drive housing properly:
Loosen torch securing bolt and push torch end into housing just enough
so that it does not touch wire feed mechanism.
4.
Damaged liner:
Have a qualified technician inspect and repair/replace as necessary.
Welding arc not stable
POSSIBLE CAUSES AND SOLUTIONS
1.
Wire not feeding properly:
See first Troubleshooting section above.
2.
Incorrect contact tip size:
Replace with the proper tip for wire used.
3.
Incorrect wire feed speed:
Adjust wire feed speed to achieve a more stable arc.
4.
Loose Torch cable or ground cable:
Check to ensure that all connections are tight.
5.
Damaged Torch or loose connection within Torch:
Have a qualified technician inspect and repair/replace as necessary.
Weak Arc strength
POSSIBLE CAUSES AND SOLUTIONS
1.
Incorrect line voltage:
Check the line voltage and, if insufficient, have a licensed electrician remedy the situation.
2.
Improper gauge or length of cord:
Extension cords are not recommended. If possible, eliminate the use of an extension cord.
If a longer cord is needed, refer to the replacement cord guidelines on page 7.
3.
Not enough current:
Switch current to proper setting for metal thickness.
SAFETY
MAINTENANCE
BASIC WELDING
WELDING TIPS
SETUP