B-1

OPERATION

B-1

 

 

 

SAFETY PRECAUTIONS

Read and understand this entire section before oper- ating the machine.

WARNING

ELECTRIC SHOCK can kill.

Do not touch electrically live parts or electrode with skin or wet cloth- ing.

Insulate yourself from work and ground.

Always wear dry insulating gloves.

Read and follow “Electric Shock Warnings” in the Safety section if welding must be performed under electrically hazardous conditions such as welding in wet areas or on or in the workpiece.

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FUMES AND GASES 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.

Do not weld on containers that have held combustibles.

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ARC RAYS can burn.

• Wear eye, ear and body protection.

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Observe additional Safety Guidelines detailed in the beginning of this manual.

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GRAPHIC SYMBOLS THAT APPEAR ON THIS MACHINE OR IN THIS MANUAL

INPUT POWER

POSITIVE OUTPUT

NEGATIVE OUTPUT

DIRECT CURRENT

PROTECTIVE

GROUND

WARNING OR

CAUTION

DO NOT SWITCH

WHILE WELDING

SINGLE PHASE

TRANSFORMER AC AND

RECTIFIER DC POWER

SOURCE

OFF

ON

PRECISION TIG 225

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Image 16
Lincoln Electric 225 manual Operation