In the junction box that houses the wall switch, replace the standard switch with an Insteon Wall Switch. Connect the Line, Neutral and Ground wires. Cap the switched wire (usually red). Cap the red load wire on the Insteon Switch.
After wiring is complete, link the Insteon Wall Outlet and Wall Switch together.
Turn on both the Insteon Outlet and the Insteon Wall Switch. On Insteon Wall Switch, press and hold the set button until Wall Switch beeps.
On Insteon Wall Outlet, press and hold the set button until Wall Outlet double-beeps.
On Insteon Wall Outlet, press and hold the set button again until Wall Outlet beeps.
On Insteon Wall Switch, press and hold the set button until Wall Switch double-beeps.