Lincoln Electric 4R220 manual Pressure ARM Adjustment, Conduit Installation, Loading Wire

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A-7

INSTALLATION

A-7

PRESSURE ARM ADJUSTMENT

WARNING

ELECTRIC SHOCK can kill.

Turn the input power OFF at the weld- ing power source before installation or changing drive rolls and/or guides.

Do not touch electrically live parts.

When inching with the gun trigger, electrode and drive mechanism are "hot" to work and ground and could remain energized several sec- onds after the gun trigger is released.

Do not operate with covers, panels or guards removed or open.

Only qualified personnel should perform mainte- nance work.

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The pressure arm controls the amount of force the drive rolls exert on the wire. Proper adjustment of the pressure arm gives the best welding performance.

Set the pressure arm as follows:

 

(See Figure A.3)

 

Aluminum wires

between 1 and 3

Cored wires

between 3 and 4

Steel, Stainless wires

between 4 and 6

FIGURE A.3

CONDUIT INSTALLATION

The K1546-xx series of conduits are compatible with K515-xx, K565-xx, Wire Wizard and Electron Beam Technologies conduits.

To install conduit to the wire drive:

1.Slide the conduit bushing into the feed plate and secure with the set screw.

2.Slide the conduit into the bushing and lock in place with the thumb screw.

SET

SCREW

THUMB

SCREW

CONDUIT

BUSHING

CONDUIT

LOADING WIRE

WARNING

Keep hands, hair, clothing and tools away from rotating equipment.

• Do not wear gloves when threading wire or changing wire spool.

• Only qualified personnel should install, use or service this equipment.

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AutoDrive™ 4R220

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Contents AutoDrive4R220 Safety California Proposition 65 WarningsE C T R I C S H O C K c a n kill Welding and Cutting Sparks can Cause fire or explosion Précautions DE Sûreté Sûreté Pour Soudage a L’ArcThank You Table of Contents Installation Gearing Wire Feed Speed RANGE-WIRE SizeLocation Safety PrecautionsWeld Cable Size Work Coaxial Weld CablePower Source 4INSTALLATIONA-4Wire Drive CABLE, K1785-XX Wire FeederShielding GAS Connection Build UP of Shielding GAS MAY Harm Health or KillProcedure to Install Drive Rolls and Wire Guides Electric Shock can killLoading Wire Pressure ARM AdjustmentConduit Installation System System SET-UPSafety Precautions OperationProduct Description Accessories Optional Kits and Accessories Drive Roll Kits 4 Roll DriveK1500-5 Gun Receiver Bushing compatible K2175-1 Maintenance Routine MaintenanceTroubleshooting HOW to USE Troubleshooting GuideTroubleshooting Output Problems Wiring Diagram Autodrive 4R220 Feeder DiagramsPrintdimension AutoDrive 4R220 Aviso DE Keep your head out of fumes Turn power off before servicing