Lincoln Electric LN-7 GMA Performance, Features, Quality and Reliability, System Selection

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A CLOSER LOOK

PERFORMANCE

Easy wire feeding with standard 2-roll or optional 4-roll wire drive system.

Unique drive roll design provides positive feeding and quick reload- ing by simply starting wire into guide tube. The drive rolls and guide tubes are designed for long life and precise wire feeding.

Dynamic braking system stops wire feed motor quickly to minimize crater sticking problems.

Solid state control compensates for wire drag and input line variations to maintain accurate wire feed speed.

FEATURES

Tool-less quick release wire drive tension system and gun cable connections for easy wire or gun changes.

Can be boom mounted or add optional Universal Wire Reel Stand, casters and/or swivel platform and mount on power source for extra versatility.

Optional time controls for pre-flow and post-flow gas, burnback, as well as cold inch and gas purge control.

Optional digital display is easy to read in bright sunlight or dark working conditions.

Compatible with many Lincoln power sources including the CV-250, CV-300, CV400-I, CV500-I, CV-655, V350-PRO, DC-400, DC-600, DC-655, DC-1000, Ranger 250®, Ranger 250 LPG, Ranger 305G, Ranger 305D, Classic® II, Classic 300G, Classic 300D, Commander® 300, Vantage® 500,

Air Vantage® 500.

Optional time controls for pre-flow and post-flow gas, burnback, as well as cold inch and gas purge control.

QUALITY AND RELIABILITY

Control circuit features "cold electrode" when the gun trigger is released for an added measure of safety.

Completely enclosed case protects the heavy duty wire drive mechanism from damage, yet allow easy access to rolls.

Rugged and durable design recognized throughout the industry for its long life and years of trouble-free wire feeding.

Manufactured under a quality system certified to ISO 9001 requirements.

Three-year warranty on parts and labor.

SYSTEM SELECTION

Ready-Pak™ Packages

Take the hassle out of ordering - Order a Ready-Pak™ pre-assembled welding package.

LN-7 GMA 2-Roll Ready-Pak™ Wire Feeder Package

Order K1801-1

Universal Wire Reel Stand

10 ft. Control Cable

.035-.052 Drive Roll

Guide Tube Kit

LN-7 GMA (2 roll) Ready-Pak Wire Feeder Package (K1801-1)

LN-7 and LN-7 GMA

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www.lincolnelectric.com

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Contents Output Technical SpecificationsMIG Flux-Cored Submerged Arc1 Performance FeaturesLN-7 GMA 2-Roll Ready-Pak Wire Feeder Package Quality and ReliabilityControl Cables Weld Power CablesInput Cable Selection Guide ExtensionsRemote Output Control Selection Guide K857Drive Roll and Guide Tube Kits Weld Power CablesRequired Options Control CablesGeneral Options Remote Control Adapter GMA Timer KitOrder K310 Continuous Flux Feeding Tank Assembly Order K418 Burnback KitK567-2 LN-7 Wire Feeder 2 Roll K521K440-2 K1801-1