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220V PLASMA CUTTER
OPERATING MANUAL
Model WE6494A
UPC: 052249010173
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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Summary of Contents for Clarke WE6494A
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Page 1: Operating Instructions
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... -
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 WE6494A Plasma Cutter Handle – Rugged, top mounted handle allows for easy transport of your plasma cutter. -
Page 10: Plasma Cutter Installation
WIRING PLASMA CUTTER INSTALLATION The wires in the input cable of this machine SITE SELECTION are colored in accordance with the following Select a clean, dry location with adequate code: working space around all components. RED: LIVE The power supply is fan cooled by air flow BLACK: LIVE through the front and rear panels. -
Page 11: Unpacking The Plasma Cutter
ASSEMBLING THE PLASMA CUTTER OPERATION The following procedures describe the process required to assemble, install, main- CONNECTING THE AIR SUPPLY tain, and prepare to work with your new plas- 1. Before attaching the air supply to the ma cutter. plasma cutter, pull out the air pressure regulator knob and turn it fully counter- UNPACKING THE PLASMA CUTTER clockwise. -
Page 12: Connecting The Ground Clamp To The Workpiece
4. Turn on the air supply. Make sure that indicating that the plasma cutter is sup- the air supply pressure is at least 90psi. plied with power. (90 -120 psi is ideal) 4. Holding the torch away from yourself and 5. -
Page 13: Learning To Plasma Cut
before or not, it is important that you become technique that feels most comfortable and familiar with your new plasma cutter. We allows good control and movement. strongly recommend that you practice with Position the Torch to the Workpiece your new plasma cutter on scrap metal trying The plasma torch nozzle should be perpendi- different base metals, base metal thicknesses, cular to the workpiece. -
Page 14: Piercing
WARNING WARNING EXPOSURE TO A PLASMA ARC IS EXPOSURE TO A PLASMA ARC IS EXTREMELY HARMFUL TO THE EYES EXTREMELY HARMFUL TO THE EYES AND SKIN! Prolonged exposure to the plas- AND SKIN! Prolonged exposure to the plas- ma arc can cause blindness and burns. ma arc can cause blindness and burns. -
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 WE6494A WIRING DIAGRAM... -
Page 19: Parts List
PLASMA CUTTER MODEL WE6494A PARTS LIST... - Page 20 PLASMA CUTTER MODEL WE6494A PARTS DIAGRAM...
- Page 21 PLASMA CUTTER MODEL WE6494A TORCH PARTS LIST...
- Page 22 NOTES:...
- Page 23 NOTES:...
- Page 24 220V PLASMA CUTTER OPERATING MANUAL Model WE6494A WE6494A-M001 1204...
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