Harbor Freight Tools 55167 - Manual (Page 26)

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.
SKU 55167 For technical questions, please call 1-800-444-3353. Page 26
If the steps above do not solve the problem or if the repairs involved are too
complex, contact a qualified technician.
TROUBLESHOOTING
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 steps 12-15 on page 13.
2. Incorrect wire feed roll size:
Replace with the proper one - .8 mm (.030”) - follow the Installing the wire reel instruc-
tions, 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 steps 12-15 on page 13.
2. Incorrect contact tip size:
Replace with the proper tip for .030” wire (0.9 mm).
3. Gun end not inserted into drive housing properly:
Loosen gun securing bolt and push gun 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 .030” wire (0.9 mm).
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.