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Lincoln Electric IDEALARC TIG-250/250 User Manual

Lincoln Electric IDEALARC TIG-250/250
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February, 1997
IM315
Idealarc TIG 250/250
8329; 8492; 8493; 8564; 8627; 8758; 8761;
8809; 8826; 8827; 8833; 8834; 8835; 8836;
8933; 9378; 9610; 9611
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Lincoln Electric IDEALARC TIG-250/250 Specifications

General IconGeneral
PhaseSingle Phase
Output Current Range (TIG)5-250A
Output Current Range (Stick)20-250A
Rated Output250A/30V/60%
ProcessesTIG, Stick
Open Circuit Voltage80V
Duty Cycle (TIG/Stick)60% at 250A

Summary

Welding Machine Operation

Safety First

Emphasis on user responsibility for safe installation and operation.

ARC WELDING SAFETY PRECAUTIONS

Electric Shock Hazards

Precautions to prevent electric shock during welding operations.

Fumes and Gases Hazards

Risks associated with welding fumes and gases and ventilation.

Welding Sparks Hazards

Prevention of fires and explosions caused by welding sparks.

Arc Rays Hazards

Protection of eyes and skin from arc rays.

Cylinder Safety

Safe handling and storage procedures for compressed gas cylinders.

Electrical Equipment Safety

Safety guidelines for electrically powered welding equipment.

Engine Powered Equipment Safety

Safety precautions for operating and maintaining engine-driven welders.

PART B — INSTALLATION, OPERATION AND MAINTENANCE

SECTION 1. INSTALLATION

Guidelines for setting up the welding equipment.

High Frequency Interference Protection

Measures to minimize radio and TV interference from HF generator.

SECTION 2. OPERATION

Instructions for operating the welding machine.

TIG Welding Sequence

Step-by-step procedure for TIG welding operations.

Stick Electrode Welding Sequence

Step-by-step procedure for stick electrode welding.

SECTION 3. MAINTENANCE

Procedures for maintaining the welding equipment.

Troubleshooting Common Issues

Diagnosing and resolving common welder problems.

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