Lincoln Electric LN-742 Welder user manual

Wire feed speed and inch speed controls

Trigger Mode Control

Preflow, Postflow, Burnback and Spot Time Controls

SPECIFICATIONS

Information

Wire Speed

IPM (m/min)

(1.27-19.5)

Wire Size Range

.025-1/16

.045-3/32

(2.03-30.5)

.025-.045

.025-.045

(1.27-19.5)

.025-1/16

.045-3/32

(2.03-30.5)

.025-.045

.025-.045

Dimensions

10.9 x 9.8 x 9.6 in.

(277 x 249 x 244mm)

11.1 x 11.6 x 9.7 in.

(282 x 295 x 246mm)

THE TOTAL

DRIVE ROLL AND

GUIDE TUBE KITS

Steel Wire Sizes:

.023-.025 (0.6mm) solid

.030 (0.8mm) solid

.035 (0.9mm) solid

.035 (0.9mm) cored

.045-.052 (1.2-1.3mm) solid

.045-.052 (1.2-1.3mm) cored

.052-1/16 (1.3-1.6mm) solid or cored(1)

.068-3/32 (1.7-2.4mm) cored(1)

Aluminum Wire Sizes:

.035 (0.9mm)

3/64 (1.2mm)

1/16 (1.6mm)

KP653-025S

KP653-030S

KP653-035S

KP653-035C

KP653-052S

KP653-052C

KP653-1/16

KP653-3/32

KP654-035A

KP654-3/64A

KP654-1/16A

KP655-025S

KP655-030S

KP655-035S

KP655-035C

KP655-052S

KP655-052C

KP655-1/16

KP655-3/32

KP656-035A

KP656-3/64A

KP656-1/16A

Not for LN-742H models.

Choose from a complete line of

Lincoln products to generate the total solution for your welding application:

CV-250, CV-300, CV-400, CV-655

CV400-I, CV500-I, DC-400,

DC-600*, and DC-655.

Invertec V350-PRO and V300-I power sources.

Ranger 9, Ranger 275, Ranger 300

DLX, Commander 300* and 500* engine driven welders.

MIG and flux-cored gun and cable assemblies.

A full line of MIG and FCAW wires.

* Must buy optional 42VAC Kit for Codes below

INPUT CABLE ASSEMBLIES

14 Pin/Twist-Mate Cables

Rated 400 amps, 60% duty cycle:

2/0 (67mm2) cable with