WARNING indicates a hazardous situation which, if not avoided, could result in death or serious injury. SKU 95578 For technical questions, please call 1-800-444-3353. CAUTION, used with the safety alert symbol, indicates a hazardous situation which, if not avoided, could result in minor or moderate injury.
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Stay alert, watch what you are doing and use common sense when operating a power tool. Do SKU 95578 For technical questions, please call 1-800-444-3353. not use a power tool while you are tired or under the influence of drugs, alcohol or medication.
SKU 95578 For technical questions, please call 1-800-444-3353. If damaged, have the power tool repaired before use. Many accidents are caused by poorly maintained power tools.
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SKU 95578 For technical questions, please call 1-800-444-3353. at maximum no-load speed for one minute. Damaged accessories will normally break apart during this test time.
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17. Maintain labels and nameplates on the tool. These carry important safety information. If unreadable or missing, contact Harbor Freight Tools for a replacement. 18. Avoid unintentional starting. Prepare to begin work before turning on the tool.
The wheel may either jump toward or away from the operator, SKU 95578 For technical questions, please call 1-800-444-3353. depending on direction of the wheel’s movement at the point of pinching.
Dress appropriately. Wear leather leggings and fire resistant footwear during use. Do not wear pants with cuffs, shirts with open pockets, or SKU 95578 For technical questions, please call 1-800-444-3353. any clothing that can catch and hold molten metal or sparks.
To reduce vibration, maintain the tool as explained in this manual. If any abnormal vibration occurs, stop use immediately. SAVE THESE INSTRUCTIONS. SKU 95578 For technical questions, please call 1-800-444-3353. GROUNDING TO PREVENT ELECTRIC SHOCK AND DEATH FROM INCORRECT GROUNDING...
“W-A” (“W” in Canada) to indicate it is acceptable for outdoor use. SKU 95578 For technical questions, please call 1-800-444-3353. Make sure the extension cord is properly wired and in good electrical condition.
Note: For additional information regarding the parts listed in the following pages, refer to the Assembly Diagram near the end of this manual. SKU 95578 For technical questions, please call 1-800-444-3353. Assembly Adjusting the Wheel Guard TO PREVENT...
• no larger than 4-1/2” in diameter. • fitted with a 7/8” round arbor hole. • from 0.08” to 1/4” thick. SKU 95578 For technical questions, please call 1-800-444-3353. • a type of grinding wheel suitable for surface grinding, not edge grinding.
WARNING: To prevent serious injury, do not overtighten flange. SKU 95578 For technical questions, please call 1-800-444-3353. Overtightening can damage the wheel, causing wheel failure. Installing a Threaded Accessory...
10°-15° angle, allowing the tool to operate at full speed. If the tool bogs down, use lighter pressure. SKU 95578 For technical questions, please call 1-800-444-3353. To create a smoother surface, keep the tool moving over the work surface.
Use screwdriver (not included) to remove Screw (46N) from center of End Cap Housing (45N). Then slide off Housing. See photo, above. SKU 95578 For technical questions, please call 1-800-444-3353. Loosen screw holding Carbon Brush Holder (41N) in place. Then remove Carbon Brush (42N) from Holder.
2. Disc accessory may be damaged, worn or wrong type for the material. Follow all safety precautions whenever diagnosing or servicing the tool. Disconnect power supply before service. SKU 95578 For technical questions, please call 1-800-444-3353. Troubleshooting 1. Check that cord is plugged in.
Note: If product has no serial number, record month and year of purchase instead. Note: Some parts are listed and shown for illustration purposes only, and are not available individually as replacement parts. REV 10c SKU 95578 For technical questions, please call 1-800-444-3353. Page 19...
LIMITED 90 DAY WARRANTY Harbor Freight Tools Co. makes every effort to assure that its products meet high quality and durability standards, and warrants to the original purchaser that this product is free from defects in materials and workmanship for the period of 90 days from the date of purchase.