MK Products MiniMicro Orbital Weldhead User Manual

Orbital Weldhead

Owner’s Manual

Product: Mini Micro
Manual: 091-0510
Serial: 02020001
Voltage Rating: N/A

Revision: May 2002 Rev A
Model Number: 4000

Safety - Page i

trained and experienced in the use and

without adequate training in the use of

from many public and private schools or

tion and maintenance of this equipment

with the equipment, and the use of

welding power sources, compressed

A.

VIOLET RADIANT ENERGY WHICH

AREAS.

Wear helmet with safety goggles or

tected by clear cover glass). This is a

to protect the eyes from radiant energy

when broken, pitted, or spattered.

the eyes and skin burns.

Wear protective clothing - leather (or

to avoid entry of sparks and slag.

Avoid oily or greasy clothing. A spark

WARNING: The use of this product may

to the State of California to cause cancer

Adequate ventilation. Severe discomfort,

vapors, heat, or oxygen enrichment or

ventilation. NEVER ventilate with oxygen.

welded or cut, may produce harmful con-

that emit toxic fumes should not be heated

Work in a con ned space only while it is

wearing an air-supplied respirator.

the space is safe before reentering it.

Vapors from chlorinated solvents can be

 ame) to form PHOSGENE, a highly toxic

welding or cutting atmosphere or where

the radiant energy can penetrate to atmo-

trichloroethylene or perchloroethylene.

 ying sparks, hot slag, or heated mate-

through wall or  oor openings, out of

free of oil, grease, and (in electrical

to an area free of combustibles. Avoid

Walls touching combustibles on opposite

Walls, ceil in gs , and floor near work

Appreciable combustibles (including

Appreciable combustibles are further

than 35 feet, but can be ign it ed by

 oors or walls within 35 feet may expose

After work is done, check that area is

free of sparks, glowing embers, and

 ames.

An empty container that held combus-

tibles, or that can produce  ammable or

toxic vapors when heated, must never

with industry standards.

washing, depending on the combustible’s

Water- lling just below working level may

A cont ainer with unk nown conten ts

to weld or cut.

vented before welding or cutting. They

the regulator was designed.

valve). The following symptoms indicate

faulty regulators for repair to manufac-

turer’s designated repair center, where

valves, or safety devices:

Avoid electr ical circui t cont act with

wires, or welding circuits. They can

to a serious accident. (See 1-3C)

when the cylinder is properly handled.

from FULLS, and return promptly.

wrench to open a cylinder valve that cannot

than that designed for the speci ed gas.

A general hose identi cation rule is: red

for fuel gas, green for oxygen, and black

for inert gases.

Avoid long runs to prevent kinks and abuse.

tangles.

Wipe with a clean, lintless cloth.

for a particular gas or gases to a cylinder

threaded connections, clean and smooth

wrench.

Adapters. Use a CGA adapter (available

from your supplier) between cylinder

two wrenches to tighten adapter marked

for oxygen and left hand threads (with

tor pressure increases slowly. When

than one turn to permit quick emergency

your supplier) for safe and effi ci en t

from service immediately for repair. Read

ARC WELDING

A.

from light-colored surfaces, and burn

the skin and eyes. Skin burns resemble

Wear long-sleeve clothing in addition to

when exposed to the electric arc, even

when not looking in the direction of the

Welding helmet or shield containing a

 lter plate shade no. 12 or denser must

welding, a separate room or enclosed

tible screens or panels. Allow for free air

Viewing the weld. Provide face shields for

to the outside air. Carbon monoxide can

 ash and cause a re.

water, or moi sture betw een body and

the body.

When installing, connect the frames of

the building ground. Conductors must be

two wires of the three-phase line. Do NOT

the thir d (live) wire, or the equipment

will become electrically HOT - a danger-

fatally.

tion to a switch box, connect the ground

three-prong plug is added for connection

to a grounded mating receptacle, the

with a three-prong plug, connect to a

with damaged areas may be taped to

4.

when the power switch of gas metal-arc

welding equipment is ON and welding

welding power source, and pull all 115

volts line-cord plugs.

When this equipment is shipped, title passes to the purchaser upon receipt

___________________________________

___________________________________

________________________________________

Whenever requesting replacement parts or information on this equipment,

Owner’s Manual - Page 1

Table of Contents

Weldhead Connections

Weldhead Coolant

Weldhead Calibration

Accessories

Arc Start Troubleshooting

Appendix A Collets

Appendix B Locating Mandrels

Appendix C Pre-Ground Tungsten Electrodes

Warranty

Owner’s Manual - Page 2

THIS PAGE INTENTIONALLY BLANK

Owner’s Manual - Page 3

#6, 75A, 600V.

Weldhead Connections

with the CobraCooler™ installed

®

150 or the

Advanced Color Logic™ (ACL) orbital power-supply. The cable assembly

 ow, and recirculating coolant  ow (see Figure 1).

®

150 or the ACL

®

150

®

150 orbital power-supply

with a CobraCooler™ installed

with its integrated 12 foot cable.