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SECTION 7 – SEQUENCE OF OPERATION

WARNING:

ELECTRIC SHOCK can kill;

MOVING PARTS can cause serious injury;

IMPROPER AIR FLOW AND EXPOSURE TO

ENVIRONMENT can damage internal parts.

Do not touch live electrical parts.

Keep away from pinch points.

Keep all covers in place while operating.

Warranty is void if the Carriage Control is oper-

ated with the wrapper removed.

WORN OR CUT CABLES can cause serious

personal injury or equipment damage.

Route and secure all cables from welding

power source to Carriage Control and Auto-

matic Weld Control over top of beam between

carriage release lever and carriage motor

casing.

Secure all cables away from motor pinion

gear and beam gear rack on back of beam.

Secure all cables away from work area.

ARC RAYS, SPARKS, AND HOT SURFACES

can burn eyes and skin; NOISE can damage

hearing.

Wear correct eye, ear, and body protection.

FUMES AND GASES can seriously harm

your health.

Ventilate to keep from breathing fumes and

gases.

If ventilation is inadequate, use approved

breathing device.

WELDING

WIRE

can

wounds.

Do not point gun toward any part of the body,

any conductive surface, or other personnel.

HOT METAL, SPATTER, AND SLAG can

cause fire and burns.

Watch for fire.

Have a fire extinguisher nearby, and know

how to use it.

Allow work and equipment to cool before han-

dling.

MAGNETIC FIELDS FROM HIGH CUR-

RENTS can affect pacemaker operation.

Wearers should consult with their doctor be-

fore going near arc welding, gouging, or spot

welding operations.

See safety precautions listed in the Arc Welding

Safety Precautions in the welding power source

Owner's Manual.

7-1.

cause

puncture

GAS METAL ARC WELDING (GMAW) And

FLUX CORED ARC WELDING (FCAW) - CON-

TINUOUS

WARNING: Read and follow safety in-

formation at beginning of entire Section

7 before proceeding.

Install and connect unit as instructed in Section 3.

Install and connect Automatic Weld Control ac-

cording to Section 4 (if applicable), and any auxil-

iary equipment according to its installation in-

structions.

Wear dry insulating gloves and clothing.

Connect work clamp to clean, bare metal at work-

piece.

Select and obtain proper welding wire, and

thread as instructed in wire drive assembly Own-

er's Manual.

Energize welding power source and Carriage

Control.

Set position of controls and switches on Carriage

Control as follows:

a. Place Carriage Control TRAVEL DIRECTION

switch in desired position.

b. Rotate TRAVEL SPEED control until the digital

meter displays the desired travel speed.

c. If the skip welding function is installed into the

unit and is not desired, rotate the JOG SPEED

control to 0 (zero) to prevent the carriage from

advancing during preflow and postflow periods.

d. If applicable, set limit switch actuators. (Limit

switches are not functional if the skip welding

function is installed into the unit.)

e. If applicable, rotate TIME DELAY control to the

desired position.

Energize Automatic Weld Control if applicable,

and set position of its controls and switches as

follows:

a. Set wire feed speed controls and weld cycle

timers to desired positions to program the weld

cycle as instructed in weld control Owner's

Manual.

b. Place the SPOT-CONTINUOUS switch in the

CONTINUOUS position.

c. Turn on shielding gas at the source, and press

PURGE button for one minute to purge the gas

line.

Wear welding helmet with proper filter lens ac-

cording to ANSI Z49.1.

OM-889 Page 19