Lincoln Electric IM784 manual Feeding Problems

Page 29

E-3

TROUBLESHOOTING

E-3

 

 

 

Observe Safety Guidelines

detailed in the beginning of this manual.

TROUBLESHOOTING GUIDE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RECOMMENDED

 

 

PROBLEMS

POSSIBLE AREAS OF

 

(SYMPTOMS)

 

 

MISADJUSTMENT(S)

 

 

COURSE OF ACTION

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

FEEDING PROBLEMS

 

 

 

 

 

No wire feed when gun trigger is

 

 

1.

If the wire drive motor is running

 

 

 

 

 

pulled. Fan runs, gas flows and

 

 

 

make sure that the correct drive

 

 

 

 

 

machine has correct open circuit

 

 

 

rolls are installed in the machine.

 

 

Contact your local Lincoln

 

 

voltage (32vcd maximum) weld

 

 

 

 

 

 

 

 

output.

 

 

2.

Check for clogged cable liner or

 

 

Authorized Field Service Facility.

 

 

 

 

 

 

contact tip.

 

 

 

 

 

 

 

 

3.

Check for proper size cable liner

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

and contact tip.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PROBLEMS

 

 

POSSIBLE AREAS OF

 

 

RECOMMENDED

 

 

(SYMPTOMS)

 

 

MISADJUSTMENT(S)

 

 

COURSE OF ACTION

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GAS FLOW PROBLEMS

 

 

 

 

 

Low or no gas flow when gun

 

 

1.

Verify that gas solenoid is prop-

 

 

 

 

 

trigger is pulled. Wire feed, weld

 

 

 

erly installed. Refer to instruc-

 

 

 

 

 

output and fan operate normally.

 

 

 

tions included with K610-1 MIG

 

 

 

 

 

(Optional MIG Conversion Kit only.)

 

 

 

conversion kit.

 

 

Contact your local Lincoln

 

 

 

 

 

2.

Check gas supply, flow regulator

 

 

 

 

 

 

 

 

 

Authorized Field Service Facility.

 

 

 

 

 

 

 

 

and gas hoses.

 

 

 

 

 

 

 

 

3.

Check gun connection to

 

 

 

 

 

 

 

 

 

machine for obstruction or leaky

 

 

 

 

 

 

 

 

 

seals.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CAUTION

If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your

LOCAL AUTHORIZED LINCOLN ELECTRIC FIELD SERVICE FACILITY for assistance before you proceed.

PRO 100

Image 29
Contents PRO California Proposition 65 Warnings SafetyElectric Shock can kill Iii Welding Sparks can cause fire or explosionSûreté Pour Soudage a L’Arc Précautions DE SûretéOn-Line Product Registration Please Examine Carton and Equipment For Damage ImmediatelyTable of Contents Technical Specifications PRO InstallationRead entire installation section before starting Safety PrecautionsInstallation Identify and Locate ComponentsSelect Suitable Location Work Clamp InstallationOutput Connections StackingWork Cable Installation GUN InstallationConnecting Gun Cable to the PRO GAS Connection OptionalFigure A.5 Requirements For Rated Output Input ConnectionsCode Requirements for Input Connections Requirements For CSA Rated Output1OPERATIONB-1 Observe all safety information throughout this manualFumes and Gases can be dangerous Welding Sparks can cause fire or explosionOperation Sequence of Operation Wire LoadingWelding Operations Wire Threading Friction Brake AdjustmentsMaking a Weld Cleaning Tip And NozzleProcess Guidelines Overload Protection Changing Machine Over to Feed Other Wire SizesWelding with Gmaw MIG Application Chart Optional Accessories Accessories025 .035 0.6 0.9 mm wire PRO MIG ConversionRoutine Maintenance MaintenanceMaintenance Safety Precautions Configuration of Components in Wire Feeding System GUN and Cable MaintenanceFor Magnum 100L GUN Contact Tip Cable Liner Drive RollChanging Drive Roll Component Replacement ProceduresChanging the Contact TIP Liner trim length Changing LinerFigure D.3 GUN Handle PartsHOW to USE Troubleshooting Guide 1TROUBLESHOOTINGE-1Troubleshooting Guide TroubleshootingProblems Possible Areas Symptoms Misadjustments Recommended Course of ActionFeeding Problems Welding Problems Wiring Diagram DiagramsPRO Precaucion Warnung