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29
Troubleshooting – Welder Mechanical Problems
Trouble Probable Cause Remedy
Weld could not be
made. Jaws do not
move.
Wire connection is poor; connecting
point of welding switch is bad.
Change switch, or grind the
connecting port with a file.
Transformer burnt out. Change transformer, or re-wire it.
Blade has oil on it. Wipe off any oil.
Blade ends have rust on them. Grind off the rust.
Weld area melts
when weld switch is
pushed.
Welding switch is cutting off too late.
Screw the welding switch connecting
nut tighter.
Welding press is too weak.
Rotate the pressure selector knob
accordingly.
Jaw movement is too slow.
Put some oil on the rear side of the
welding lever and the two jaws.
Blade cannot be
tightly clamped with
the clamp jaws.
Clamp jaws are out of order, or
decayed.
Replace clamp jaws.
Lower jaw inserts are out of order. Replace lower jaw inserts.
Annealing doesn’t
occur when the
annealing button is
pushed.
Annealing switch connection is poor. Change the annealing switch.
Fuse is blown. Replace fuse.
Annealing button will
not return to correct
position after it is
released.
Annealing button has dust or debris
around it.
Remove the annealing button housing
and clean out any dust or debris.
Grinder will not run
when the Grinder
switch is pushed.
Grinder motor is burnt out. Change grinder motor or re-wire it.
Grinder switch is bad. Replace grinder switch.
Replacement Parts
Replacement parts are listed on the following pages. To order parts or reach our service department, call
1-800-274-6848 Monday through Friday, 8:00 a.m. to 5:00 p.m. CST. Having the Model Number and
Serial Number of your machine available when you call will allow us to serve you quickly and accurately.
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