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®
1/4” AIR DIE GRINDER
Model 92144 / 92007
ASSEMBLY AND OPERATING INSTRUCTIONS
®
3491 Mission Oaks Blvd., Camarillo, CA 93011
Visit our Web site at: http://www.harborfreight.com
TO PREVENT SERIOUS INJURY,
READ AND UNDERSTAND ALL WARNINGS
AND INSTRUCTIONS BEFORE USE.
© ®
Copyright 2004 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 te
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PRODUCT SPECIFICATIONS Item Description Collet Capacity 1/4”. Maximum Air Pressure 90 PSI Recommended. Air Consumption 4 CFM @ 90 PSI. Air Inlet Diameter 1/4” – 18 NPT. Maximum RPM 22,000 RPM. Activation Method Paddle Style Trigger w/Spring Loaded Safety Lever. Overall Dimensions 2-9/16” W x 6-3/4” L. Weight 1.45 Pounds. Accessories Collet Nut Wrenches (Qty. 2). Quick Connector (Qty. 1). UNPACKING When unpacking, check to make sure all the parts shown on the Parts List on page 9 are
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WORK AREA 1. Keep your work area clean and well lit. Cluttered benches and dark areas invite accidents. 2. Do not operate pneumatic tools in explosive atmospheres, such as in the presence of flammable liquids, gases, or dust. Pneumatic tools create sparks which may ignite flammables. 3. Keep bystanders, children, and visitors away while operating a pneumatic tool. Distractions can cause you to lose control. Protect others in the work area from debris such as metal filings and sparks. Provid
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2. Do not force the tool. Use the correct tool for your application. The correct tool will do the job better and safer at the rate for which it is designed. 3. Do not use the power tool if the Trigger does not turn it on or off. Any tool that cannot be controlled with the Trigger is dangerous and must be replaced. 4. Disconnect the air hose from the tool before making any adjustments, changing accessories, or storing the tool. Such preventive safety measures reduce the risk of starting the t
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3. Use clean, dry, regulated, compressed air at 90 PSI. Do not exceed the recommended 90 PSI. Never use oxygen, carbon dioxide, combustible gases, or any other bottled gas as a power source for this tool. 4. When connecting to the air supply: Prior to each use, if an automatic oiler is not used, add two drops of air tool oil (not included) into the Air Inlet (1) fitting of the Die Grinder. 5. Always disconnect the Die Grinder from its compressed air supply source, and squeeze the Trigger (4)
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2. Prior to use, the Die Grinder requires the attachment of a Quick Connector (34) into its Air Inlet (1). To do so, wrap approximately 3” of pipe thread sealer tape (not included) around the male threads of a Quick Connector. Then, firmly tighten the Quick Connector into the Air Inlet. (See Figure A.) RECOMMENDED COMPRESSED AIR SYSTEM QUICK CONNECTOR (34) AIR INLET (1) AIR HOSE QUICK CONNECTOR TO OILER (NOT INCLUDED) (NOT INCLUDED) QUICK COUPLER REGULATOR (NOT INCLUDED) (NOT INCLUDED) AIR HO
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COLLET (26) WRENCH (24) COLLET NUT (25) GRINDING DRUM WRENCH (NOT INCLUDED) (24) SPINDLE (27) FIGURE B 5. Connect the air supply hose to the Quick Connector (34) on the Die Grinder. Turn on the air compressor, and set its regulator to the recommended 90 PSI for the Die Grinder. (See Figure A.) 6. In order to keep the air supply hose out of the way, hang it over your shoulder. 7. IMPORTANT! Grip the Die Grinder firmly with both hands. 8. Trip the Safety (8) with your finger. Then slowly apply
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12. Remove the Grinding Drum from the Die Grinder. Then, store the tool in a clean, dry location out of reach of children. INSPECTION, MAINTENANCE, AND CLEANING 1. WARNING! Always make sure the Trigger (4) is in its “OFF” position, and disconnect the Die Grinder from its compressed air supply before performing any inspection, adjustments, maintenance, or cleaning. 2. Before each use, inspect the general condition of the Die Grinder. Check for loose screws, misalignment or binding of mo
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PARTS LIST Part # Description Qty. Part # Description Qty. 1 Air Inlet 1 18 Bearing 1 2 Exhaust Deflector 1 19 Rear End Plate 1 3 Valve 1 20 Rotor Blade 4 4 Trigger 1 21 Rotor 1 5 Roll Pin 1 22 Roll Pin 1 6 Roll Pin 1 23 Cylinder 1 7 Spring 1 24 Wrench 2 8 Safety 1 25 Collet Nut 1 9 Washer 1 26 Collet 1 10 Throttle Valve 1 27 Spindle 1 11 O-Ring 1 28 Housing Cap 1 12 Spring 1 29 Joint 1 13 Air Regulator 1 30 Bearing 1 14 O-Ring 1 31 Front End Plate 1 15 O-Ring 1 32 Steel Ball 2 16 Valve Screw 1
