Lincoln Electric IM605 manual Troubleshooting

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17

TROUBLESHOOTING

17

 

Observe all Safety Guidelines detailed throughout this manual

 

 

 

 

PROBLEMS

POSSIBLE AREAS OF

RECOMMENDED

(SYMPTOMS)

MISADJUSTMENTS(S)

COURSE OF ACTION

 

 

 

 

 

TIG WELDING PROBLEMS

No high frequency. Machine is in

1.

If the machine location is in a

the TIG Mode and has normal out-

 

highly dirty environment with

put.

 

conductive contaminants, check

 

 

and clean the spark gap with a

 

 

low pressure air stream per the

 

 

maintenance instructions.

 

 

 

No gas flow when Amptrol is activat-

1.

Gas supply is empty or not

ed in the TIG Mode. Machine has

 

turned on.

output - fan runs. A “Click” can be

2.

Flow regulator may be set too

heard indicating that the gas sole-

noid valve is operating.

 

low.

 

3.

Gas hose may be pinched.

 

4.

Gas flow may be blocked with

 

 

dirt. Check filter screen inside

 

 

gas inlet fitting to solenoid valve.

 

 

Use filters to prevent reoccur-

 

 

rence.

 

5.

Consult your local welder/gas

 

 

distributor.

 

 

 

When AC TIG welding, the arc is

1.

Tungsten electrode may be too

erratic and there is a loss of “clean-

 

small for process. Use a larger

ing” of the work piece.

 

diameter tungsten or a pure

 

 

tungsten.

 

2.

If a helium blend is used as a

 

 

shielding gas, then reduce the

 

 

percentage of helium.

 

 

 

The end of the tungsten electrode

1.

The welding current is too high

melts away.

 

for the electrode type and/or

 

 

size. See the Table B.1 in the

 

 

Operation Section of this manu-

 

 

al.

 

 

 

Contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance.

CAUTION

If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed.

SQUARE WAVE TIG 175

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Contents Square Wave TIG Safety California Proposition 65 WarningsElectric Shock can kill Welding Sparks can cause fire or explosion IiiPrécautions DE Sûreté Sûreté Pour Soudage a L’ArcThank You Table of Contents Installation Square Wave TIGSelect Suitable Location Electric Shock can killStacking Lifting and MovingInput Reconnect Procedure Input Supply ConnectionsOutput Connections Connections for TIG Gtaw WeldingWork Cable Connection TIG Torch ConnectionRemote Control Connection Connections for Stick Smaw WeldingStick Electrode Cable and Work Cable Connection Safety Precautions OperationGeneral Description Included EquipmentControls and Settings Power Switch & Light Turns power onWelding in TIG Mode Remote Control OperationOperating Steps Benefits of the Square Wave DesignWelding in Stick Mode Recommended Electrode Amperage Ranges Square Wave TIGSmaw Process Gtaw ProcessAccessories Optional AccessoriesMaintenance Safety PrecautionsRoutine and Periodic Maintenance FAN Motor or FAN Blade ReplacementTroubleshooting HOW to USE Troubleshooting GuideSymptoms Possible AreasCourse of Action Troubleshooting TIG Mode Problems Square Wave TIG APR96TIG Welding Problems Troubleshooting Problems Possible Areas Symptoms Misadjustmentss Course of ActionField Service Facility for technical Wiring Diagram Square Wave TIG Square Wave TIG Basic Course $700.00Precaucion Aviso DE