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PLASMA CUTTER - 25 AMP
Model 90648
ASSEMBLY AND OPERATING INSTRUCTIONS
®
3491 Mission Oaks Blvd., Camarillo, CA 93011
Visit our Web site at: http://www.harborfreight.com
Copyright 2003 by Harbor Freight Tools
®
. All rights reserved. No portion of this
manual or any artwork contained herein may be reproduced in any shape or form
without the express written consent of Harbor Freight Tools.
For technical questions, please call 1-800-444-3353.
90648.p65
1
12/1/2003, 10:56 AM
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Table of Contents
Related Manuals for Chicago Electric 90648
Summary of Contents for Chicago Electric 90648
- Page 1 PLASMA CUTTER - 25 AMP Model 90648 ASSEMBLY AND OPERATING INSTRUCTIONS ® 3491 Mission Oaks Blvd., Camarillo, CA 93011 Visit our Web site at: http://www.harborfreight.com Copyright 2003 by Harbor Freight Tools ® . All rights reserved. No portion of this manual or any artwork contained herein may be reproduced in any shape or form without the express written consent of Harbor Freight Tools.
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Page 2: Product Specifications
Do not operate power tools in explosive atmospheres, such as in the presence of flammable liquids, gases, or dust. Power tools create sparks which may ignite the dust or fumes. SKU 90648 PAGE 2 90648.p65 12/1/2003, 10:56 AM... - Page 3 Dress properly. Do not wear loose clothing or jewelry. Contain long hair. Keep your hair, clothing, and gloves away from moving parts. Loose clothes, jewelry, or long hair can be caught in moving parts. SKU 90648 PAGE 3 90648.p65 12/1/2003, 10:56 AM...
- Page 4 Check for misalignment or binding of moving parts, breakage of parts, and any other condition that may affect the tool’s operation. If damaged, have the tool serviced before using. Many accidents are caused by poorly main- tained tools. SKU 90648 PAGE 4 90648.p65 12/1/2003, 10:56 AM...
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Page 5: Extension Cords
As the distance from the supply outlet increases, you must use a heavier gauge extension cord. Using extension cords with inadequately sized wire causes a serious drop in voltage, resulting in loss of power and possible tool damage. (See Figure A, next page.) SKU 90648 PAGE 5 90648.p65 12/1/2003, 10:56 AM... - Page 6 Protect your extension cords from sharp objects, excessive heat, and damp or wet areas. REQUIRED MINIMUM EXTENSION CORD GAUGE - 220 VOLT EXTENSION CORD LENGTH NAMEPLATE AMPERES 0-25 FT. 25-50 FT. 50-100 FT. 100-150 FT. (At Full Load) FIGURE A SKU 90648 PAGE 6 90648.p65 12/1/2003, 10:56 AM...
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Page 7: Specific Safety Rules
Always turn off the Plasma Cutter, and unplug the unit from its electrical outlet before performing any inspection, maintenance, or cleaning procedures. Make sure all components are cool to the touch before beginning work on the Plasma Cutter. SKU 90648 PAGE 7 90648.p65 12/1/2003, 10:56 AM... - Page 8 Do not pass equipment cables through or near lifting chains, crane cables, or any electrical lines. Do not touch the electrode if you are in contact with the workpiece, ground, or another electrode from a different machine. SKU 90648 PAGE 8 90648.p65 12/1/2003, 10:56 AM...
- Page 9 Use a forced-air ventilation system when welding or cutting lead, beryllium, cadmium, zinc, zinc-coated or painted materials. Always wear an air respira- tor. When welding or cutting in small areas, the operator should be externally SKU 90648 PAGE 9 90648.p65 12/1/2003, 10:56 AM...
- Page 10 There are certain applications for which this product was designed. It will do the job better and more safely at the rate for which it was intended. Do not modify SKU 90648 PAGE 10 90648.p65...
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Page 11: Product Overview
To ensure the safety of the operator, the Plasma Cutter is equipped with an electrical safety contact on the torch and an air pressure control knob on the air regulator. The Plasma Cutter also has thermostatic protection and forced cooling of the various components. SKU 90648 PAGE 11 90648.p65 12/1/2003, 10:56 AM... - Page 12 (See Figure A.) TORCH HEAD WITH START BUTTON (1A) THERMOSTAT LIGHT SHORTAGE POWER LIGHT MANOMETER (4) LIGHT REGULATOR POWER TORCH SWITCH LINE FUSE POWER CORD (11) EARTH RETURN CLAMP (3) FIGURE A SKU 90648 PAGE 12 90648.p65 12/1/2003, 10:56 AM...
- Page 13 WHEN IN USE, THE TORCH HEAD (1A) AND ITS COMPONENTS REACH EXTREME HIGH TEMPERATURES. DO NOT TOUCH THE TORCH HEAD OR ITS COMPONENTS, AND DO NOT POINT THE TORCH TOWARD OTHERS. FIGURE B SKU 90648 PAGE 13 90648.p65 12/1/2003, 10:56 AM...
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Page 14: Troubleshooting
Slag formation 1. Wrong air pressure. 2. Torch (1A) components damaged or worn. Burned Nozzle 1. Nozzle (6A) damaged or loose. 2. Nozzle touching the workpiece. 3. Excessive slag, low air pressure. SKU 90648 PAGE 14 90648.p65 12/1/2003, 10:56 AM... -
Page 15: Inspection, Maintenance, And Cleaning
TECHNICIANS, AND NOT BY THE BUYER. THE BUYER ASSUMES ALL RISK AND LIABILITY ARISING OUT OF HIS OR HER REPAIRS TO THE ORIGINAL PRODUCT OR REPLACEMENT PARTS THERETO, OR ARISING OUT OF HIS OR HER INSTALLATION OF REPLACEMENT PARTS THERETO. SKU 90648 PAGE 15 90648.p65 12/1/2003, 10:56 AM... -
Page 16: Parts List
Safety Cup Air Shortage Light Safety Pin Fuse Handle Power Cord ASSEMBLY DIAGRAM NOTE: Some parts are listed and shown for illustration purposes only, and are not available individually as replacement parts. SKU 90648 PAGE 16 90648.p65 12/1/2003, 10:56 AM...