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Lincoln Electric LN-742 User Manual

Lincoln Electric LN-742
8 pages
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LN-742 and LN-742H
Semiautomatic Constant Speed Wire Feeders
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Lincoln Electric LN-742 Specifications

General IconGeneral
BrandLincoln Electric
ModelLN-742
CategoryWelding Accessories
LanguageEnglish

Summary

Product Overview and Key Features

LN-742 and LN-742H Advantages

Highlights key features like variable wire run-in, dynamic braking, solid-state control, tool-less connections, and multiple trigger modes.

Control Panel and Technical Specifications

Control Panel Overview

Details controls like Cold Inch, Gas Purge, Voltmeter, Trigger Mode, and time controls for welding parameters.

Technical Specifications Summary

Lists product names, ordering information, wire speed range, wire size range, input voltage, weight, and dimensions.

Drive Roll and Guide Tube Kits

Steel and Aluminum Wire Drive Kits

Provides part numbers for drive roll and guide tube kits for various steel and aluminum wire sizes for 2-roll and 4-roll systems.

Required Options and Input Cable Assemblies

Input Cable Assemblies

Details 14 Pin/Twist-Mate and 14 Pin/Stud cable assemblies, including ratings, lengths, and connectors.

Input Cable Assembly Selection Guide

Matching Power Sources to Cable Assemblies

Illustrates connections between various Lincoln power sources and the appropriate input cable assemblies.

Available Options for Wire Feeders

Wire Spool and Coil Adapters

Covers coil adapters, Readi-Reel adapters, and spindle adapters for different wire package sizes and types.

Wire Feeder Stands and Accessories

Details wire reel stands, universal wire reel stands, caster kits, and water solenoid kits for feeder setup and use.

Additional Options and Accessories

Feeder Mounting and Power Options

Describes undercarriage, insulated lift bail, swivel platforms, and transformer kits for mounting and power conversion.

Water Cooling and Gun/Cable Options

Details water solenoid kits, water connection kits, Magnum products, and Innershield electrode guns.

Remote Control Kits and Adapters

Covers Y connection adapters, portable pendants, and remote voltage control kits for extended operator control.

Remote Voltage Control Selection

Choosing the Right Remote Control Kit

Guides selection of remote voltage control kits (K775, K857) based on power source and connection type.

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