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120V PLASMA CUTTER
OPERATING MANUAL
Model WE6493A
UPC: 052249011064
CAUTION: Before using this
product, read this manual and
follow all its Safety Rules and
Operating Instructions.
Clarke Power Products Inc.
28740 Glenwood Rd., Perrysburg, OH 43551
Tel # 800-227-9603 or (419) 930-2299 - Fax # 877-354-0740
www.clarkeusa.com - E-mail: customer.service@clarkeusa.com
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Table of Contents
Related Manuals for Clarke WE6493A
Summary of Contents for Clarke WE6493A
- Page 1 CAUTION: Before using this product, read this manual and follow all its Safety Rules and Operating Instructions. Clarke Power Products Inc. 28740 Glenwood Rd., Perrysburg, OH 43551 Tel # 800-227-9603 or (419) 930-2299 - Fax # 877-354-0740 www.clarkeusa.com - E-mail: customer.service@clarkeusa.com...
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Page 2: Table Of Contents
3. Your full name, street address and telephone number. Please ship to: Clarke Power Products Inc., 28740 Glenwood Road, Perrysburg, OH 43551 ATTN: Warranty Return We will examine the product. If the problem is due to a manufacturing defect, we will repair or replace the product at no charge and return it to you postage or UPS paid. -
Page 3: Safety Summary
SAFETY SUMMARY TABLE OF CONTENTS Note: • The following safety alert symbols identify Every craftsman respects the tools with important safety messages in this manual. which they work. They know that the tools • When you see one of the symbols shown represent years of constantly improved here, be alert to the possibility of personal designs and developments. -
Page 4: Shock Hazards
SHOCK HAZARDS • Do not allow the unit to be connected to the power source or attempt to operate if the unit, cables, work area, or power cord WARNING are exposed to any form of atmospheric precipitation, or salt water spray. •... -
Page 5: Fire Hazards
• To prevent an arc flash from being creat- • Do not wear flammable hair ed on contact do not allow the uninsulat- preparations. ed portion of the cutting torch to touch • Do not work in an area until it is checked the ground clamp or grounded work. -
Page 6: Plasma Arc Hazards
safe floor, preferably concrete or mason- • Do not work in an area until it is checked ry, not tiled, carpeted, or made of any for adequate ventilation as described in other flammable material. ANSI standard #Z49.1. If ventilation is •... -
Page 7: Additional Safety Information
ADDITIONAL SAFETY INFORMATION For additional information concerning welding and cutting safety, refer to the follow- ing standards and comply with them as applicable. • OSHA Standard 29 CFR, Part 1910, • ANSI Standard Z49.1 – SAFETY IN Subpart Q., WELDING, CUTTING AND WELDING AND CUTTING –... -
Page 8: Plasma Cutter Specifications
PLASMA CUTTER SPECIFICATIONS INTERNAL THERMAL PROTECTION DESCRIPTION Your new Plasma Cutter is designed as a CAUTION clean, distortion free means of cutting Do not constantly exceed the duty cycle or through metal, up to 3/16 inch thick.The damage to the unit can result. plasma cutter power generator consists of a If you exceed the duty cycle of the plasma transformer, a rectifying unit, and a PC... -
Page 9: Know Your Plasma Cutter
An electrode and cutting nozzle must be proper- ly installed (as described later in this manual) prior to cutting. Figure 1. Model WE6493A Plasma Cutter Handle – Rugged, top mounted handle allows for easy transport of your plasma cutter. -
Page 10: Plasma Cutter Installation
EXTENSION CORDS PLASMA CUTTER INSTALLATION For optimum performance, an extension cord SITE SELECTION should not be used unless absolutely neces- Select a clean, dry location with adequate sary. If necessary, care must be taken in working space around all components. selecting an extension cord appropriate for The power supply is fan cooled by air flow use with your specific plasma cutter. -
Page 11: Operation
4. Turn on the air supply. Make sure that OPERATION the air supply pressure is at least 90psi. (90 -120 psi is ideal) CONNECTING THE AIR SUPPLY 5. Pull out the air pressure regulator knob 1. Before attaching the air supply to the and set a pressure of 65 psi by turning plasma cutter, pull out the air pressure the knob clockwise. -
Page 12: Principles Of Plasma Cutting
indicating that the plasma cutter is sup- before or not, it is important that you become plied with power. familiar with your new plasma cutter. We 4. Holding the torch away from yourself and strongly recommend that you practice with others in the work area, pull the torch your new plasma cutter on scrap metal trying trigger and verify that the pressure indi-... -
Page 13: Position The Torch To The Workpiece
technique that feels most comfortable and allows good control and movement. WARNING Position the Torch to the Workpiece The plasma torch nozzle should be perpendi- cular to the workpiece. Excessive angling of the torch can cause the plasma arc to cut EXPOSURE TO A PLASMA ARC IS into the side wall of the nozzle, resulting in EXTREMELY HARMFUL TO THE EYES... -
Page 14: Recommended Cutting Speeds
RECOMMENDED CUTTING SPEEDS WARNING The cutting speed necessary to produce good, clean cuts depends on several vari- ables: Material Type, Material Thickness, EXPOSURE TO A PLASMA ARC IS Distance from the material to be cut, EXTREMELY HARMFUL TO THE EYES Accuracy of the operator, Line voltage fluctu- AND SKIN! Prolonged exposure to the plas- ations and a host of others. -
Page 15: Maintenance
REPLACING THE NOZZLE MAINTENANCE During the cutting process, the parts on the end of the torch are slowly consumed. To This plasma cutter has been engineered to prevent premature consumption of some give many years of trouble free service pro- torch parts and to prevent damage to the viding that a few very simple steps are taken torch itself, it is necessary to replace the... -
Page 16: Replacing The Electrode
REPLACING THE ELECTRODE REPLACING THE SWIRL RING If your arc begins to lose power (i.e., will not The swirl ring has an average life expectan- cut through workpiece any longer), or the cy of about 3 - 4 cutting hours. It needs to be cutting arc becomes difficult to maintain, it replaced when cracks, chips, or burn spots may be necessary to change the electrode. - Page 17 TROUBLESHOOTING...
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Page 18: Wiring Diagram
PLASMA CUTTER MODEL WE6493A WIRING DIAGRAM... -
Page 19: Parts List
PLASMA CUTTER MODEL WE6493A PARTS LIST... - Page 20 PLASMA CUTTER MODEL WE6493A PARTS DIAGRAM...
- Page 21 PLASMA CUTTER MODEL WE6493A TORCH PARTS LIST...
- Page 22 NOTES:...
- Page 23 NOTES:...
- Page 24 120V PLASMA CUTTER OPERATING MANUAL Model WE6493A WE6493A-M001 1204...
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