AIR STAPLER 1/4” CROWN, 18 GAUGE Models 40072 / 40073 / 97521 Set up and Operating Instructions Visit our website at: http://www.harborfreight.com Read this material before using this product. Failure to do so can result in serious injury. Save this manual. Copyright© 2007 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.
Save This Manual Keep this manual for the safety warnings and precautions, assembly, operating, inspection, maintenance and cleaning procedures. Write the product’s serial number in the back of the manual near the assembly diagram (or month and year of purchase if product has no number). Keep this manual and the receipt in a safe and dry place for future reference.
WARNING – When using tools, basic precautions should always be followed, including the following: General a. To reduce the risks of electric shock, fire, and injury to persons, read all the instructions before using the tool. Work area a. Keep the work area clean and well lighted. Cluttered benches and dark areas increase the risks of electric shock, fire, and injury to persons. b. Do not operate the tool in explosive atmospheres, such as in the presence of flammable liquids, gases, or dust.
specific tool model, increases the risk of injury to persons. Tool use and care a. Use clamps or another practical way to secure and support the workpiece to a stable platform. Holding the work by hand or against the body is unstable and can lead to loss of control. b. Do not force the tool. Use the correct tool for the application. The correct tool will do the job better and safer at the rate for which the tool is designed. c. d. Do not use the tool if the trigger does not turn the tool on or off.
Specific Safety Instructions 1. Operators and others in work area MUST wear ANSI-approved safety goggles with side shields during use. The employer is responsible to enforce the use of eye protection by the operator and others in the work area. 2. Keep fingers away from trigger when not driving fasteners to avoid accidental firing. 3. Choice of triggering method is important. Check manual for triggering options. 4. Always assume the tool contains fasteners. 5.
22. Obey the manual for the air compressor used to power this tool. 23. Install an in-line shutoff valve to allow immediate control over the air supply in an emergency, even if a hose is ruptured. 24. Do not engrave or stamp anything into the housing to prevent weakening of the housing. 25. WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities, contains chemicals known [to the State of California] to cause cancer, birth defects or other reproductive harm.
Specifications Operating 60-100 PSI Pressure Staple Capacity 80 Staple Length / 3/4” to 1-1/2”, 1/4” Crown, Type .039-.042” Shank (18 Gauge) 1 Air Inlet /4” NPT (18 TPI - male/female adapter included) Note: SKU’s 40072 and 97521 contain the Stapler by itself. SKU 40073 contains the Stapler, pneumatic tool oil, 2 hex wrenches, and a blowmold carrying case. Unpacking When unpacking, make sure the item is intact and undamaged.
Clearing Jams With the Trigger held, carefully lift the nailer and press it against the workpiece again. The tool must not cycle (fire). If it fails to act in the manner explained in bold, have it repaired by a qualified service technician. To prevent serious injury from accidental operation, BEFORE ANY MAINTENANCE OR REPAIRS ARE DONE (including clearing jams): • Wear ANSI-approved safety goggles with side shields.
FIGURE 2 Safety (52) Safety Cover (54) 10. Disconnect the Stapler, remove the staples, and store the Stapler in a location out of children’s reach. Maintenance 3. Lift the Safety Cover (54) off the top of the stapler - see Figure 2. FIGURE 3 Driver Cover (57) Driver (19) 4. To prevent serious injury from accidental operation, BEFORE ANY MAINTENANCE OR REPAIRS ARE DONE (including clearing jams): • Wear ANSI-approved safety goggles with side shields.
Parts List Part 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 Description Exhaust Deflector O-Ring Hex.
Assembly Diagram SKU’s 40072, 40073, & 97521 For technical questions, please call 1-800-444-3353.
Limited 1 Year 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 one year from the date of purchase (90 days if used by a professional contractor or if used as rental equipment).