When unpacking, check to make sure all the parts shown on the Parts List on page 9 are included. If any parts are missing or broken, please call Harbor Freight Tools at the number shown on the cover of this manual as soon as possible.
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Trigger is dangerous and must be replaced. Disconnect the air hose from the tool before making any adjustments, chang- ing accessories, or storing the tool. Such preventive safety measures reduce For technical questions, please call 1-800-444-3353. SKU 33171 Page 3...
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When servicing a tool, use only identical replacement parts. Follow instruc- tions in the “Inspection, Maintenance, And Cleaning” section of this manual. Use of unauthorized parts or failure to follow maintenance instructions may create a risk of injury. For technical questions, please call 1-800-444-3353. SKU 33171 Page 4...
SPECIFIC SAFETY RULES Maintain labels and nameplates on the Grinder. These carry important information. If unreadable or missing, contact Harbor Freight Tools for a replacement. Always grip the Grinder firmly when operating the tool. Always use accessories that have an RPM rating of at least 21,000 and a 1/4”...
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Set the air pressure on the regulator to 90 PSI. Do not exceed the maximum air pressure of 90 PSI. Check the air connection for leaks. Disconnect from the air source. For technical questions, please call 1-800-444-3353. SKU 33171 Page 6...
(33). Place the large end of the other Spanner (27) on the flats of the Collet Nut (25). Then, tighten the Collet Nut to secure the accessory in place. (See Figure B.) FIGURE B TIGHTEN SPANNER (27) SPANNER (27) For technical questions, please call 1-800-444-3353. SKU 33171 Page 7...
Daily: With a soft brush, cloth, or vacuum, remove all dust and debris from the Grinder. WARNING! All maintenance, service, or repairs not listed in this manual should only be performed by a qualified service technician. For technical questions, please call 1-800-444-3353. SKU 33171 Page 8...
Spring Cylinder Safety Lever Front End Plate Roll Pin Ball Bearing NOTE: Some parts are listed and shown for illustration purposes only, and are not available individually as replacement parts. For technical questions, please call 1-800-444-3353. SKU 33171 Page 9...
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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.
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