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INTRODUCTION
The Bostitch N79PT/N90PT is a precision-built tool, designed for high speed, high volume nailing. These tools
will deliver efficient, dependable service when used correctly and with care. As with any fine power tool, for best
performance the manufacturer’s instructions must be followed. Please study this manual before operating the tool
and understand the safety warnings and cautions. The instructions on installation, operation and maintenance
should be read carefully, and the manuals kept for reference. NOTE: Additional safety measures may be required
because of your particular application of the tool. Contact your Bostitch representative or distributor with any
questions concerning the tool and its use. Bostitch, Inc., East Greenwich, Rhode Island 02818.
INDEX
Safety Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Tool Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Air Supply: Fittings, Hoses, Filters, Air Consumption, Regulators,
Operating Pressure, Setting Correct Pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Lubrication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Loading the Tool . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Tool Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 & 8
Maintaining the Pneumatic Tool . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Trouble Shooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Driver Maintenance/Directional Exhaust . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
NOTE:
Bostitch tools have been engineered to provide excellent customer satisfaction and are designed to achieve
maximum performance when used with precision Bostitch fasteners engineered to the same exacting
standards. Bostitch cannot assume responsibility for product performance if our tools are used with
fasteners or accessories not meeting the specific requirements established for genuine Bostitch nails,
staples and accessories.
LIMITED WARRANTY
Bostitch, Inc., warrants to the original retail purchaser that this product is free from defects in material and
workmanship, and agrees to repair or replace, at Bostitch's option, any defective product within 1 year from
the date of purchase. This warranty is not transferable. It only covers damage resulting from defects in material
or workmanship, and it does not cover conditions or malfunctions resulting from normal wear, neglect, abuse,
accident or repairs attempted or made by other than our regional repair center or authorized warranty service
center. Driver blades, bumpers and o-rings are considered normally wearing parts.
THIS WARRANTY IS IN LIEU OF ALL OTHER EXPRESS WARRANTIES. ANY WARRANTY OF
MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE IS LIMITED TO THE DURATION OF THIS
WARRANTY. BOSTITCH SHALL NOT BE LIABLE FOR ANY INCIDENTAL OR CONSEQUENTIAL DAMAGES.
This warranty is limited to sales in the United States and Canada. Some states do not allow limitations on how
long an implied warranty lasts, or the exclusion or limitation of incidental or consequential damages, so the
above limitations or exclusions may not apply to you. This warranty gives you specific legal rights, and you
may also have other rights which vary from state to state.
To obtain warranty service, return the product at your expense together with proof of purchase to a Bostitch
Regional or authorized warranty repair center. You may call us at 1-800-556-6696 for the location of authorized
warranty service centers in your area
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