- Unscrew the top back upholstery screw on the left side of the chair.
- Unscrew the second screw down from the top of the back upholstery on the left side of the chair,
- Separate the back upholstery from the back post.
- Slide the mounting plate of the STDS834 between the back post and the back upholstery.
- Tighten the two back upholstery screws.
- The STDS834 anti-theft device is now installed and the chair is ready for use.