Lincoln Electric IM536-D Troubleshooting Guide, Problems Possible Areas Symptoms Misadjustments

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E-2

 

TROUBLESHOOTING

 

 

 

 

 

TROUBLESHOOTING GUIDE

Observe Safety Guidelines detailed in the beginning of this manual.

PROBLEMS

POSSIBLE AREAS OF

(SYMPTOMS)

MISADJUSTMENT(S)

 

OUTPUT PROBLEMS

Major physical or electrical damage

Contact your LOCAL LINCOLN

is evident.

AUTHORIZED FIELD SERVICE

 

FACILITY.

 

 

No wire feed, weld output or gas

1. Make sure correct voltage is

flow when gun trigger is pulled. Fan

applied to the machine (115

does NOT operate.

vac).

 

2. Make certain that power switch

 

is in the ON position.

No weld output or wire feed when

Contact your LOCAL LINCOLN

gun trigger is pulled. Fan runs and

AUTHORIZED FIELD SERVICE

gas flows normally.

FACILITY.

 

 

 

No weld output when gun trigger is

1.

Arc voltage may be set too low.

pulled. Fan runs, gas flows and

 

 

wire feeds normally.

2.

Gun tip may be worn – Replace.

 

3.

Check for correct input voltage

 

 

to machine.

 

4.

Gun or work cable may be

 

 

faulty.

 

 

 

No Wire feed, weld output or gas

1.

Check the circuit breaker locat-

flow when the gun trigger is pulled -

 

ed in the machine’s wire drive

Fan operates normally.

 

compartment. Reset if tripped.

 

2.

The thermostat may be tripped

 

 

due to overheating. Let machine

 

 

cool. Weld within the duty cycle

 

 

or remove any air obstruction to

 

 

machine.

 

3.

Wire feed motor may be over-

 

 

loaded. Correct feeding prob-

 

 

lem.

RECOMMENDED COURSE OF ACTION

Contact your local Lincoln Authorized Field Service Facility.

4. Gun trigger may be faulty.

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.

SP-125 PLUS

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Contents SP-125 Plus 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 Please Examine Carton and Equipment For Damage ImmediatelyTable of Contents Vii Installation Safety Precautions Identify and Locate ComponentsElectric Shock can kill Select Suitable Location Work Clamp InstallationWork Cable Installation StackingGUN Installation Connecting Gun Cable to the SP-125 PlusGAS Connection Gas Solenoid Inlet Fitting Power Input Cable Input ConnectionsRequirements For Maximum Output Code Requirements for Input ConnectionsRequirements For Rated Output Requirements For CSA Rated OutputFumes and Gases can be dangerous Observe all safety information throughout this manualOperation Welding Sparks can cause fire or explosionGeneral Description Controls and SettingsDesign Features Advantages Welding CapabilityWire Loading Welding OperationsSequence of Operation Friction Brake Adjustments Wire ThreadingShielding Gas Making a WeldChanging Machine Over to Feed Other Wire Sizes Cleaning Tip And NozzleProcess Guidelines Output Overload Wire Feed Overload ProtectionOverload Protection Thermal ProtectionARC-WELDING Circuit Learning to WeldLearning to Weld SELF-SHIELDED Fcaw Welding ARCGmaw MIG Welding ARC Process SelectionFor Gmaw MIG Process For Fcaw Innershield Process Common MetalsJoint Types and Positions Butt WeldsWelding In The Vertical Position PenetrationFillet Welds Vertical-down Welding Machine SET UP for the SELF-SHIELDED Fcaw ProcessWelding Techniques for the SELF- Shielded Fcaw Process Correct Welding PositionCorrect Electrical Stickout ESO Correct Welding SpeedHelpful Hints PracticeMachine SET UP for the Gmaw MIG Process Welding Techniques for the Gmaw MIG ProcessFigure B.24 To Correct Poor Penetration in order of impor- tance Troubleshooting WeldsTo Eliminate a Ropy Convex Bead in order of importance To Eliminate Stubbing* in order of importanceProper Gun Handling Application Chart K1799-1 Argon-Mixed Gas Adjustable Regulator and Hose Kit AccessoriesOptional Accessories K586-1 Deluxe Adjustable Gas Regulator Hose KitReplacement Parts Innershield Fcaw ConversionItems Requiring no Maintenance MaintenanceMaintenance Safety Precautions Routine and Periodic MAINTE- NanceFor Magnum 100L GUN GUN and Cable MaintenanceConfiguration of Components in Wire Feeding System Contact Tip Cable Liner Drive RollChanging the Contact TIP Changing Drive RollChanging Liner Liner trim length for gun with red trigger Magnum 100LGUN Handle Parts Figure D.3 SP-125 PlusTroubleshooting HOW to USE Troubleshooting GuideTroubleshooting Guide Problems Possible Areas Symptoms MisadjustmentsRecommended Course of Action Feeding Problems Welding Problems Wiring Diagrams SP-125 PlusSP-125 Plus SP-125 Plus Need Welding Training? How To Read Shop DrawingsNew Lessons in Arc Welding $700.00Precaucion Warnung