14.Fire fasteners into an appropriate work surface only. Do not attempt to fire fasteners into surfaces too hard to penetrate. Do not drive fasteners on top of other fasteners, or at too steep of an angle. Fasteners can ricochet causing personal injury.

15.Do not fire fasteners too close to the edge of a workpiece. They may split the workpiece and fly free, causing personal injury.

16.Transport Tool safely. Always dis- connect air supply when moving the tool. Carry the tool by the handle and avoid contact with the trigger.

17.Hold tool away from head and body. During operation the Tool may kick back causing injury.

18.Do not fire fasteners into a workpiece that has people, utility lines, or other objects behind or inside it.

19.Keep balance while using this tool. Keep area below clear if working in a high location, and secure air hose to prevent falls from bystanders acci- dentally pulling on it.

20.Obey the manual for the air compres- sor used to power this tool.

21.Install in-line shutoff valve to allow im- mediate control over air supply in an emergency, even if hose is ruptured.

22.Do not engrave or stamp anything into the housing to prevent weaken- ing of the housing.

23.WARNING: Some dust created by power sanding, sawing, grinding, drill- ing, and other construction activities, contains chemicals known [to the State of California] to cause cancer,

birth defects or other reproductive harm. Some examples of these chemicals are:

Lead from lead-based paints

Crystalline silica from bricks and cement or other masonry products

Arsenic and chromium from chemi- cally treated lumber

Your risk from these exposures var- ies, depending on how often you do this type of work. To reduce your exposure to these chemicals: work in a well ventilated area, and work with approved safety equipment, such as those dust masks that are specially designed to filter out microscopic particles. (California Health & Safety Code § 25249.5, et seq.)

24.WARNING: The brass components of this product contain lead, a chemi- cal known to the State of California to cause birth defects (or other repro- ductive harm). (California Health & Safety code § 25249.5, et seq.)

25.The warnings and precautions dis- cussed in this manual cannot cover all possible conditions and situations that may occur. It must be under- stood by the operator that common sense and caution are factors which cannot be built into this product, but must be supplied by the operator.

Vibration Precautions

This tool vibrates during use. Re- peated or long-term exposure to vibra- tion may cause temporary or permanent physical injury, particularly to the hands, arms and shoulders. To reduce the risk of vibration-related injury:

1.Anyone using vibrating tools regu- larly or for an extended period should

SKU 66902

For technical questions, please call 1-800-444-3353.

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Harbor Freight Tools 66902 operating instructions Vibration Precautions