You can request a owner's manual for free at the S&W web site.
Best left to a trained gunsmith.
A shotgun made for Smith and Wesson, sold under the Smith and Wesson name.
The Smith and Wesson 915 is a semiautomatic 9mm hand gun. The 915 was discontinued in 1995 when the 910 was released.
If you go to You-Tube and type in disassemble of Smith and Wesson model 915;there should be a video of the steps needed to take down your smith and Wesson semi-auto 9mm.
You can get manuals at the Smith and Wesson website.
Contact S&W on their web site and request a manual.
Ask a gunsmith.
If you contact Smith and Wesson directly,they should be able to provide the information that you seek.
Best left to a gunsmith.
Best left to a gunsmith.
Best left to a trained gunsmith.
You need the help of a gunmsith