A CLOSER LOOK

FEATURES

Front View

Heavy Duty hinged door opens upward to provide generous access to wire drive.

Convenient storage tray on top for contact tips and drive rolls.

Calibrated Wire Feed Speed Dial for precise setting.

Convenient 2 Step/Trigger Interlock Switch for operator comfort during long welds.

Cold Feed for safety/Gas Purge clears shielding gas line.

Rugged MAXTRAC™ wire drive system.

Gas Hose Connection Inlet.

LF-74 Four Roll Bench Model Shown

Back View

Control Cable Connector with Spin-Nut™ for fast, easy, tool-less connection.

Patented Ball Bearing Inlet

Guide for accurate feeding.

H

 

 

 

 

 

A

Key Controls (LF-72 and LF-74)

 

 

 

 

 

(optional)

 

 

 

 

 

 

A )

Calibrated Wire Feed Speed Dial

 

 

 

 

 

 

 

B ) Gun Connection (K1500-2)

 

 

 

 

 

 

 

C ) 5-Pin Gun Connection

 

 

 

 

 

 

 

D )

Motor Thermal Protection Light

G

 

 

 

 

 

B

E ) Cold Feed/Gas Purge Switch

 

 

 

 

 

(optional)

 

 

 

 

 

F )

2-Step/Trigger Interlock Switch

 

 

 

 

 

 

 

 

 

 

 

 

G)

Burnback/Postflow Timer Kit (optional)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

H )

Remote Voltage Control Kit (optional)

LF-72 shown with optional K2330-1 Postflow and Burnback Timer Kit

F

and K2329-1 Remote Voltage Control Kit.

E D C

 

LF-72/LF-74 Wire Feeders

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Lincoln Electric technical specifications Features, Key Controls LF-72 and LF-74