Lincoln Electric SP-255 manual ACCESSORIESC-1

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ACCESSORIESC-1

DRIVE ROLL KITS

Drive Rolls available to feed different sizes and types of electrode:

 

 

Drive Roll

 

Drive Rolls

Part No.

 

Steel Wire Sizes:

 

 

.025-.035" (0.6-0.9 mm)

KP674-035S

 

.030-.045" (0.8-1.2 mm)

KP674-045S

 

.045" Cored (1.2 mm)

KP674-045C

 

Aluminum Wire Sizes:

 

 

3/64" (1.2 mm)

KP674-3/64A

 

 

 

3/64" (1.2 mm) ALUMINUM FEEDING KIT (K673-1)

The kit provides gun and wire drive conver- sion parts to weld with 3/64" (1.2 mm) alu- minum wire. 5356 alloy aluminum wire is recommended for best push feeding perfor- mance.

Kit includes drive roll and incoming guide tube for the wire drive, and a 45° gun tube, liner and two contact tips for the gun. Install per the S21529 Installation Instructions pro- vided with the kit.

8" SPOOL ADAPTER (K468)

Permits use of 8" (200 mm) spools on the SP-255 spindle.

DUAL CYLINDER MOUNTING KIT (K671-1)

Permits stable side-by-side mounting of two full size (9" dia. x 5' high) gas cylinders, with “no-lift” loading. Simple installation with installation kick stand and easy instructions. Includes upper and lower cylinder supports, wheel axles and mounting hardware.

SPOOL GUN DESCRIPTION

The optional Magnum SG Spool gun is a lightweight, well-balanced, hand held semi- automatic wire feeder. It is available in two models, the K469-25 and the K487-25 with remote wire speed control.

SPOOL GUN ADAPTER KIT (OPTIONAL K672-1)

for use of the K487 Spool Gun (with remote speed control), or the K469 Spool Gun (requires K518 Connection Adapter).

It also provides single switch transfer of Trigger and Wire Speed Controls between the 250SP gun or the spool gun for same polarity welding with different wire and gas processes.

The kit includes a spool gun adapter mod- ule assembly with plug for front installation and connects to the machine. Also includes a rear gas inlet fitting with hose, a gun and cable holder, mounting hardware, and installation and operation instructions. (L-9696).

For spool gun installation refer to L9696 instructions included with spool gun adapter kit (K672-1).

CAUTION

The spool gun module is intended for use with Lincoln Electric® Magnum™ Spool Guns only. Use with other units may cause damage to the equipment. For Spool Gun operation, refer to the instruction manual provided with the Magnum™ Spool Gun.

MAKING A WELD WITH THE SPOOL GUN ADAPTER AND SPOOL GUN INSTALLED

The toggle switch on the front of the spool gun adapter box permits quick transfer between the use of the SP-255 with its feeder gun and the connected spool gun for same polarity electrodes.

CAUTION

In either transfer switch position, closing the gun trigger will cause the electrode of both guns to be electrically “HOT”. Be sure unused gun is positioned so that electrode or tip will not contact metal case or other metal common to work.

1.Transfer switch in FEEDER position:

a.Disables spool gun trigger, wire feed and gas output.

The K672-1 Spool Gun Adapter Kit provides

OCT94 IDEALARC SP-255

recessed panel “up front” direct connection

 

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Contents Idealarc SP-255 Safety Depends on YouCalifornia Proposition 65 Warnings SafetyElectric Shock can kill Iii Welding Sparks can cause fire or explosionSûreté Pour Soudage a L’Arc Précautions DE SûretéThank You Master Table of Contents for ALL Sections Section E Section DSection F AppendixTechnical Specifications Idealarc SP-255 INSTALLATIONA-1Safety Precautions 2INSTALLATIONInput Power and Grounding Connections Uncrating the SP-255Output Polarity Connection INSTALLATIONA-3GUN and Cable Installation Shielding GAS 4INSTALLATIONFumes and Gases can be dangerous OPERATIONB-1Recommended Processes and Equipment 2OPERATIONWelding Capability LimitationsOPERATIONB-3 Start Mode SelectionsProcess WIRE/GAS KEY 4OPERATION Procedure KeysAuto KEY Typical Auto KEY Press SequencesMemory Keys OPERATIONB-56OPERATION Timer KeysTypical Memory Number KEY Press Sequence Spot KEYOPERATIONB-7 GUN Switch KeysTypical Toggle KEY Press Sequence 8OPERATIONOPERATIONB-9 Using 4-STEP Trigger Interlock FunctionStep Trigger Interlock Keys Typical Activate KEY Press SequenceWire Drive Roll GUN SwitchesProcedure for Changing Drive Roll Wire Reel LoadingOPERATIONB-11 Idle Roll Pressure SettingTo Start the Welder Feeding Electrode12OPERATION Making AN Auto Mode WeldOPERATIONB-13 Explanation of Prompting and Error Messages Wire Feed Overload Protection14OPERATION Welding Thermal Overload ProtectionOPERATIONB-15 Operation ACCESSORIESC-1 2ACCESSORIES Disabling Spool GUN ACCESSORIESC-3Idealarc SP-255 Safety Precautions MAINTENANCED-1Cable Cleaning Routine MaintenanceLiner Removal Replacement 2MAINTENANCEMagnum 250SP GUN Parts and Accessories MAINTENANCED-3GUN Handle Disassembly Idealarc SP-255 HOW to USE Troubleshooting Guide TROUBLESHOOTINGE-1Troubleshooting Guide 2TROUBLESHOOTINGProblems Possible Areas Symptoms Misadjustments Authorized Field Service FacilityTROUBLESHOOTINGE-3 Contact your local Lincoln 4TROUBLESHOOTINGAuthorized Field Service Facility Function Problems TROUBLESHOOTINGE-5Contact your local Lincoln Authorized Field Service Facility 6TROUBLESHOOTINGSP-255 Wiring Diagram L9688 Dual Voltage Wiring DiagramsWiring Diagrams Dimension Print Page Page Page Page $700.00 How To Read Shop DrawingsPrecaucion Warnung Limited Warranty