B-1

OPERATION

B-1

 

 

 

SAFETY PRECAUTIONS

READ AND UNDERSTAND ENTIRE SECTION BEFORE OPERATING MACHINE.

WARNING

• ELECTRIC SHOCK CAN KILL. Unless using COLD FEED fea- ture, when feeding with gun trig- ger, the electrode and drive mechanism are always electri- cally energized and could remain energized several sec- onds after the welding ceases..

Do not attach the work clip to the roll cage or bottom skids. The work clip is energized any time the output of the welding power source is “ON”, even when the feeder is not welding.

Do not touch electrically live part or electrode with skin or wet clothing.

Insulate yourself from work and ground.

Always wear dry insulating gloves.

The serviceability of a product or structure uti- lizing the LN™-15 wire feeder is and must be the sole responsibility of the builder/user. Many variables beyond the control of The Lincoln Electric Company affect the results obtained in using the LN™-15 wire feeder. These variables include, but are not limited to, welding proce- dure, plate chemistry and temperature, weld- ment design, fabrication methods and service requirements. The available range of the LN™- 15 wire feeder may not be suitable for all appli- cations, and the builder/user is and must be solely responsible for welding settings.

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FUMES AND GASSES can be dangerous.

Keep your head out of fumes.

Use ventilation or exhaust at the

arc, or both, to remove fumes and gases from breathing zone and general area.

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• WELDING SPARKS can cause fire or explosion.

• Keep flammable material away.

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ARC RAYS can burn.

• Wear eye, ear and body protec- tion.

GRAPHIC SYMBOLS THAT APPEAR ON THIS MACHINE OR IN THIS MANUAL

INPUT POWER

 

 

 

 

 

 

 

ON

 

 

 

 

 

 

 

OFF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

WIRE FEEDER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

POSITIVE OUTPUT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NEGATIVE OUTPUT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

INPUT POWER

 

 

 

 

 

 

 

DIRECT CURRENT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

U0

OPEN CIRCUIT

 

 

VOLTAGE

 

 

 

 

 

 

 

 

U1

INPUT VOLTAGE

 

U2

OUTPUT VOLTAGE

 

 

 

I1

INPUT CURRENT

 

 

 

I2

OUTPUT CURRENT

 

 

 

 

 

 

 

PROTECTIVE

 

 

 

 

 

 

 

GROUND

 

 

 

 

 

 

 

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SEE ADDITIONAL WARNING INFORMATION UNDER ARC WELDING SAFETY PRECAUTIONS AND IN THE FRONT OF THIS OPERATING MAN- UAL.

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WARNING OR CAUTION

LN™-15 ACROSS THE ARC MODEL & (CE)

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Lincoln Electric IM823-A manual Operation, Safety Precautions