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SKU 94739 For technical questions, please call 1-800-444-3353 Page 15
Problem Possible Cause Possible Solution
Will not function.
Power Light is
not on.
Power is OFF. Connect to power supply.
Main Switch is not turned ON. Turn on switch.
Fuse is broken. Replace fuse.
Power light and
Thermostat light
are on, but welder
doesn’t function.
Automatic overheat interrupt protection. Allow welder to cool for at least 30 minutes.
Working light is
on but tool will not
weld.
Bad Ground. Check to be sure there is a positive ground.
Metal is not clean. Clean the work material removing paint, rust , dirt and grease.
Welding functions
are OK, but timer
doesn’t operate.
Function selector is set on CONTINUOUS. Move function selector to TIMED.
Excess splatter
or sparkles when
welding.
Traces of paint or rust have not been removed
completely.
Stop work and clean the work material thoroughly.
Welds are made,
but they are not
strong.
Power voltage isn’t up to required level. Check to be sure power supply is at least 230 VAC.
Wiring or extension cords do not meet standard. Be sure the wiring meets standards specied on pages 7-9 of
this manual.
Grounding clamp is too far away from electrode. Reset the Grounding Clamp in a better position.
Work material is not clean. or has rust or paint
on it.
Clean work material.
Selected work time is too short. Try a longer weld time.
Washers or work material is too thick, or not a
suitable alloy.
Try different sizes and types of work materials.
REV 08b