INSTALLATION
INSTRUCTIONS
Flash™ Shower Valve Rough
With Screwdriver Stops
Thank you for selecting American-Standard...
the benchmark of fine quality for over 140 years.
To ensure that your installation proceeds smoothly-please
read these instructions carefully before you begin.
RECOMMENDED TOOLS
Phillips Screwdriver
Tubing Cutter Adjustable Wrench Channel Locks
Flat Blade Screwdriver
ROUGHING-IN DIMENSIONS
n To assure proper positioning in relation to wall,
note roughing-in dimensions.
RU101SS
RU102SS
RU107SS
RU108SS
RU109SS
RU107ESS
RU108ESS
Plumbers' Putty or Caulking
RU101SS
INLETS
1/2" NOM.
COPPER SWEAT
OR 1/2" NPT
OUTLETS
1/2" NOM.
COPPER SWEAT
OR 1/2" NPT
RU102SS
INLETS
1/2" STUB OUT
OUTLETS
1/2" STUB OUT
RU107SS
INLETS
1/2" PEX
(ASTM F1807-2)
OUTLETS
1/2" NOM.
COPPER SWEAT
or 1/2" NPT
RU108SS
INLETS
1/2" PEX
(ASTM F1960)
OUTLETS
1/2" NOM.
COPPER SWEAT
or 1/2" NPT
123 mm
(4-7/8")
150 mm
(5-7/8")
126 mm
(4-7/8")
126 mm
(4-7/8")
92 mm
(3-5/8")
120 mm
(4-3/4")
92 mm
(3-5/8")
92 mm
(3-5/8")
RU109SS
INLETS
1/2" NOM. CPVC
OUTLETS
1/2" NOM.
COPPER SWEAT
or 1/2" NPT
PLASTER
GUARD
RU107ESS
INLETS
1/2" PEX
(ASTM F1807-2)
OUTLETS
1/2" NOM.
COPPER SWEAT
or 1/2" NPT
RU108ESS
INLETS
1/2" PEX
(ASTM F1960)
OUTLETS
1/2" NOM.
COPPER SWEAT
or 1/2" NPT
89 mm
(3-1/2")
168 mm
(6-5/8")
166 mm
(6-1/2")
166 mm
(6-1/2")
101 mm
(4")
92 mm
(3-5/8")
92 mm
(3-5/8")
92 mm
(3-5/8")
FINISHED WALL
2-3/4" MAX. (69 mm)
1-3/4" MIN. (45 mm)
TOP OF
TUB RIM
BOTTOM OF TUB
(22 TO 50 mm)
4"
(102 mm)
1/2" NPT
NOTE: TO AVOID SHOWER RISE OR
OTHER RELATED ISSUES, DO NOT
USE PEX CONNECTIONS ON ANY OF
THE OUTLETS.
7/8" TO 2"
1/2" NPT
OPTIONAL TO
FLOOR USUALLY
65'' AND 78''
FINISHED
BETWEEN
Product names listed herein are trademarks of AS America, Inc.
© AS America, Inc. 2018
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M965907 (5/18)
1
STANDARD WALL INSTALLATION
CAUTION
Turn off hot and cold water
supplies before beginning.
n See Roughing-in diagram before starting.
n Remove the PLASTER GUARD (8) for proper installation.
n Mount VALVE BODY to cross brace (2" X 4") with-in wall. Use wood screws to secure VALVE BODY to brace.
n Connect HOT and COLD water supplies per connection method of selected valve.
n Connect RISER PIPE (1) to VALVE BODY (2) top outlet marked “UP”.
n Connect TUB FILLER PIPE (3) to bottom outlet.
n Cap off shower pipe (4) and tub ller pipe (5).
n With TEST CAP (7) in place and BONNET NUT (6) installed securely, turn on water supplies and check for leaks.
n Remove cap 4 to ush the water through shower pipe.
n Remove cap 5 to ush the water through tub ller pipe.
n Install PLASTER GUARD (8) back onto the valve. Only remove PLASTER GUARD (8) when ready to install trim Kit.
n Finished wall should allow for a 4" diameter opening (Use PLASTER GUARD for guidance)
n Screw driver stops are primarly used to shut water off. To shut “HOT” or “COLD” water using a at head screw driver,
turn the head of the screw vertically. And to turn the water back on, turn the screw horizontally.
NOTE: Cross flow can occur, if hot and cold pressures are not equal during testing.
For this situation purchase FLUSH PLUG (M954334) separately. See section 3 for test procedures.
CAUTION: After valve installation, inspect the VALVE BODY for any debris. It can damage Pressure Balance
Valve cartridge.
NOTE: For back to back installation, follow steps mentioned above. Reversal of Hot/Cold water supplies is
accomplished by rotating cartridge (supplied with trim) 180° during installation.
HOT
1
2
SCREW
DRIVER
STOPS
3
CROSS BRACE
6
COLD
7
4
SIDE VIEW
3-1/2"
(100 mm)
7/8" TO 2"
(22 mm to
50 mm)
WOOD
SCREWS
2 x 4
Cross
Brace
2-3/4" MAX.
(69 mm)
1-3/4" MIN.
8
(45 mm)
4"
(101 mm)
NOTE: TO AVOID SHOWER RISE OR
OTHER RELATED ISSUES, DO NOT
USE PEX CONNECTIONS ON ANY OF
THE OUTLETS.
5
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M965907 (5/18)