Lincoln Electric IM887 manual Correct

Page 12

MAGNUM 250 LX - OPERATING INSTRUCTIONS

4.Select wire of size and type needed. Wire must be straight, with no kinks or bends. Check drive roller for the correct groove positioning for the size wire selected. See "Drive Roll Groove Selection", for details.

5.Put wire spool on shaft. After spool wire is in place, make sure the Spool Brake Lever is riding on outer flange of wire spool and, the Roller Arm is underneath of spool riding on wire.

CORRECT

SPOOL BRAKE

LEVER

ROLLER ARM

INCORRECT

ROLLER ARM

SPOOL BRAKE

LEVER

6.Unspool and straighten about 6 inches of wire, then route into plastic tube.

WIRE SPOOL

PLASTIC

TUBE

7.Push wire until end of wire exits back tube and enters front tube, passing between drive roll & pressure idler roll.

PRESSURE

DRIVE ROLL

BACK TUBE

 

 

LEVER

 

 

FRONT

 

PRESSURE

LID

IDLER

TUBE

ROLL

8.Push wire until wire end extends approximately 6" (150 mm) past end of gas diffuser. Re-engage idle roll pressure by pushing release lever down as shown above, then close lid.

9.Screw spool cover knob onto spool gun cover (making sure all keyways line up).

SPOOL COVER

KNOB

SPOOL COVER

10.Obtain contact tip size to match wire selected. Slip contact tip over wire and screw into diffuser. Tighten securely.

CONTACT TIP

DIFFUSER

GAS NOZZLE

11.Cut off wire close to contact tip, then screw gas nozzle over the diffuser

6

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Contents Magnum 250 LX Spool GUN K2490-1Safety Electric Shock can kill ARC Rays can burnFumes and Gases can be dangerous Cylinder may explode if damaged Welding Sparks can cause fire or explosionPrécautions DE Sûreté Sûreté Pour Soudage a L’ArcPlease Examine Carton and Equipment For Damage Immediately On-Line Product RegistrationTable of Contents Remote Wire Speed Control Magnum 250 LX General InformationModel Supplied withMagnum 250 LX Installation Safety PrecautionsUnpacking the Spool Gun Unpacking the Spool GunPower source must be off and power cord disconnected Reconnect power and turn on machineSpool Gun Familiarization Selecting Electrode Wire Loading Electrode WireMagnum 250 LX Operating Instructions Keep flammable material awayCorrect Drive Roll Groove Selection Making a Weld Magnum 250 LX ACCESSORIES/MAINTENANCE Accessories MaintenanceTroubleshooting Guide Magnum 250 LXTesting the Potentiometer Testing the Trigger SwitchMotor Check Ground Fuera del área de trabajo CuerpoInflammable Votre corps PerschutzKeep your head out of fumes Guards offUse ventilation or exhaust to Desconectar el cable de ali No operar con panel abierto o