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MIG 140 INVERTER WELDER 058-9305-6
Note: For further assistance on installation and repairs, please contact 1-800-689-9928.
Inconsistent arc and
the splash is
excessive.
1. Contact tip is too large.
2. Power instability due to thin
power cable.
3. Input voltage is too low.
4. Wire feed resistance is too high.
1. Change the contact tip or the roller.
2. Change the power cable.
3. Increase the input voltage.
4. Clean or replace the liner and keep the torch
cable straight.
Pilot arc does not
form.
1. Earth cable is not connected.
2. Work piece is greasy, dirty or
rusty.
1. Connect the earth cable.
2. Clean the grease or the rust off the work
piece.
Shielding gas does
not flow.
1. The torch is not connected
properly.
2. The gas pipe is bent or blocked.
3. The gas system rubber pipe is
damaged or broken.
1. Connect the torch properly.
2. Check the gas system.
3. Connect the gas system and bind it firmly.
PROBLEM POSSIBLE CAUSES SOLUTIONS
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