Instruction/ maintenance manual of the product 42203 Harbor Freight Tools
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4” ANGLE GRINDER ASSEMBL Y & OPERA TING INSTRUCTIONS 42203 3491 Mission Oaks Blvd., Camarillo , CA 93011 Visit our W eb site at http://www .harborfreight.
SKU 42203 Page 2 GENERAL SAFETY RULES W ARNING! READ AND UNDERST AND ALL INSTRUCTIONS Failure to follow all instructions listed below may result in electric shock, fire, and/or serious injury . SA VE THESE INSTRUCTIONS THANK Y OU for choosing a HARBOR FREIGHT T OOLS product.
SKU 42203 Page 3 6. A v oid body contact with gr ounded surfaces such as pipes, radiators, rang es, and refrigerators. There is an increased risk of electric shock if your body is g rounded. 7. Do not expose po wer tools to rain or wet conditions. W ater entering a power tool will increase the risk of electric shock.
SKU 42203 Page 4 SPECIFIC SAFETY RULES 1. Always use proper guard with grinding wheel. A guard protects the operator from broken wheel fragments. 2. Hold tool by insulated gripping surfaces when performing an operation where the cutting tool may contact hid den wiring or its own cor d.
SKU 42203 Page 5 8. Use onl y 4” diameter Grinding Wheels (not included) ha ving a 5 / 8 ” center mounting hole. Ne ver disable or modify the Wheel Guard. 9. A v oid unintentional star ting. Make sure y ou are prepared to begin w ork before turning on this tool.
SKU 42203 Page 6 GR OUNDED T OOLS: T OOLS WITH THREE PR ONG PLUGS 1 . T ools mar ked with “Grounding Required” ha ve a three wire cord and three prong grounding plug.
SKU 42203 Page 7 EXTENSION CORDS 1. Grounded tools require a three wire extension cord. 2. 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.
SKU 42203 Page 8 UNP A CKING When unpacking, chec k to make sure the f ollowing par ts are included. All sizes listed below are appro ximate. If any par ts are missing or broken, please call Harbor F reight T ools at the number on the co ver of this manual.
SKU 42203 Page 9 Handle The grinder comes with a SIDE HANDLE (#29) which can be screwed into either side of the grinder . (refer to Figure 1.) Figure 1 — Attaching Side Handle Installing Wheels W arning: Always disconnect from power source before adding or removing accessories.
SKU 42203 Page 10 Removing Wheels Step 1: Depress the LOCK PIN (#12) and turn the GRINDING WHEEL counterclockwise until the LOCK PIN engages. (See Figure 3). Figure 3 — Removing Wheels Step 2: Using the WRENCH, loosen the WHEEL NUT by turning it counterclockwise.
SKU 42203 Page 11 Starting the Grinder W ARNING: Ensure the GRINDER is not locked ON before plugging it in. Check the SLIDE SWITCH (#19) and make sure it is in the OFF position before plugging it into the power source.
SKU 42203 Page 12 MAINTENANCE W ARNING: DO NOT DISASSEMBLE. This tool should be serviced by a qualified technician only . Incorrect reassembly can result in electric shock, fire, or further damage to the tool.
SKU 42203 Page 13 P ARTS LIST Item # Description Qty Item # Description Qty 1 Wheel Nut 1 16 Ball Bearing 1 2 Grinding Wheel 1 17 Stator 1 3 Inner Flange 1 18 Housing 1 4 Wheel Guard 1 19 Slide Switch.
SKU 42203 Page 14 Assembly Diagram-Exploded View.
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