INSTALLATION INSTRUCTIONS
Thermostatic Valve Trim
1491208-2-
A
3 of 16
Questions? Problems? For additional assistance, please contact KALLISTA’s Customer
Service Department at 1-888-4-KALLISTA (1-888-452-5547) or kallista.com.
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 screw for your application. Refer to the information
stamped on the plaster guard to verify the wall thickness.
Thin wall - 3/16” (5 mm) to 9/16” (14 mm):
Use the 7/8” (22 mm) (short) valve stem adapter, stamped “3”
on the plaster guard, and the 1-3/8” (35 mm) screw.
Standard wall - 9/16” (14 mm) to 1-1/16” (27 mm):
Use the 1-3/8” (35 mm) (medium) valve stem adapter,
stamped “1” on the plaster guard, and the 1-3/4” (44 mm) screw.
Thick wall - 1-1/16” (27 mm) to 1-9/16” (40 mm):
Use the 1-7/8” (48 mm) (long) valve stem adapter,
stamped “2” on the plaster guard, and the 2-3/8” (60 mm) screw.
Remove and discard the plaster guard from the valve.
Place the spline adapter over the valve stem.
Set the valve stem adapter over the spline adapter.
Do not completely press or screw the valve stem
adapter into place until instructed to do so.
