Installation Guide
- 1 -
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© AS America, Inc. 2020
Thank you for selecting American Standard...
the benchmark of ne quality for over 140 years.
To ensure that your installation proceeds smoothly-please
read these instructions carefully before you begin.
For use with shower heads rated at 4.9 L/min (1.3 gpm) or higher.
RECOMMENDED TOOLS
M965927 Rev. 1.1 (3/20)
ROUGHING-IN DIMENSIONS
Portsmouth
®
Pressure Balancing
Bath and Shower Trim Kit
INSTALLATION
INSTRUCTIONS
TU41550X
TU42050X
Plumbers’ Putty
or Caulking
Adjustable Wrench Channel Locks
Phillips Screwdriver
• To assure proper positioning in relation to wall.
Note roughing-in dimensions.
Teon Tape Flat Blade Screwdriver
CARTRIDGE INSTALLATION
11
TU42050XTU41550X
C
Off
H
C
Off
H
7-5/8" DIÁM.
(195 mm)
6-3/8"
(163 mm)
1-5/8" TO 3"
(41mm TO 76mm)
FINISHED WALL
4" (102 mm)
BOTTOM OF TUB
74" FOR HEAD CLEARANCE
(188 cm)
18" OPTIONAL
(45,7 cm)
5-1/8" REF.
(130 mm) REF.
1/2" NPT
(12,7 mm) NPT
OPTIONAL TO
FINISHED FLOOR
USUALLY BETWEEN
65'' AND 78''
TOP OF TUB RIM
1/2" COPPER
1-1/2" REF.
(38 mm) REF.
3-3/4" REF.
(95 mm)
7-1/2" REF.
(191 mm)
2-3/4" MAX. (69 mm)
1-3/4" MIN. (45 mm)
7-1/4"
(184 mm)
• Remove PLASTER GUARD (6)
(Keep it installed for thin wall Installation).
• Remove BONNET NUT (1) by unthreading it
Counter clockwise. Remove test CAP (2).
• Remove PROTECTIVE HOUSING (3) from
CARTRIDGE (4). Install with “UP” text on top.
• Reinstall BONNET NUT (1) onto VALVE BODY (5)
and tighten rmly with 12 Nm or 9 lbs/ft.
1
2
6
5
3
4
UP
UP
NOTE: Specied tightening torque
of BONNET NUT (1) is critical to
assure sealing function.