SET-UP AND SAFE OPERATING PROCEDURES
5-15
89200016
SECTION 5:
TROUBLESHOOTING CHECK LIST
Problem
Possible Cause
Corrective Action
Drive rolls turn
but wire will
not feed or wire
is not feeding
through
Incorrect drive rolls
Be sure the wire diameter being used is
stamped on the drive rolls. Replace drive
rolls if necessary.
Incorrect drive roll
pressure
Check and correct drive roll pressure. Turn
pressure adjusting screw clockwise until
the wire feeds properly or doesn’t slip.
(See page 3-6)
Worn or dirty drive rolls
Clean or replace drive rolls.
Incorrect wire spool
friction
Adjust the friction nut on the spool shaft to
find the correct wire tension.
(See page 4-8)
Worn or dirty outlet liner
Clean or replace liner.
Rusty or dirty wire
Replace wire. (See page 3-6)
Partially arced, melted, or
improper size contact tip
Replace contact tip.
Variable arc
Contact tip worn or
incorrect size
Replace contact tip.
Incorrect wire feed speed
Adjust wire speed by turning speed
control knob clockwise (to max) or
counter-clockwise (to min). (See page 3-6)
Troubleshooting Check List
