Installation Guide

1. Install the Valve Stem Adapter
NOTE: Check the finished wall surface as related to the graphics on
the plaster guard.
Select the correct length valve stem adapter and valve stem
adapter screw for your application. Refer to the information
stamped on the plaster guard to verify the wall thickness.
For a thin wall - 3/16″ (5 mm) to 9/16″ (1.4 cm): use the 7/8″ (2.2
cm) (short size) valve stem adapter, stamped ″3″ on the plaster
guard, and the 3/4″ (1.9 cm) screw.
For a standard wall - 9/16″ (1.4 cm) to 1-1/16″ (2.70 cm): use the
1-3/8″ (3.5 cm) (middle size) valve stem adapter, stamped ″1″ on the
plaster guard, and the 1-3/8″ (3.5 cm) screw.
For a thick wall - 1-1/16″ (2.7 cm) to 1-9/16″ (4 cm): use the 1-7/8″
(4.8 cm) (long size) valve stem adapter, stamped ″2″ on the plaster
guard, and the 1-3/4″ (4.4 cm) screw.
Remove and discard the plaster guard from the volume control.
Place the spline adapter over the valve stem.
Set the correct valve stem adapter over the valve stem. Do not
completely press or screw the valve stem adapter into place
until instructed to do so.
Select the correct
valve stem adapter.
Remove and discard
the plaster guard.
Valve Stem
Adapter
Finished Wall
Spline
Adapter
Volume
Control
Kohler Co. 3 1041505-2-G