American Standard T373.741 Connections are 3/4 NPT NPT Shower, Inlet, Diverter Valve, HOT Cold

Installation Instructions

R540

3/4" CENTRAL THERMOSTAT WITH VOLUME CONTROL

Thank you for selecting American-Standard...the benchmark of fine quality for over 100 years.

To ensure that your installation proceeds smoothly--please read these instructions carefully before you begin.

Certified to comply with ANSI A112.18.1M ASSE 1016

M 9 6 8 4 8 0

ROUGHING-IN DIMENSIONS

CONNECTIONS ARE: 3/4" NPT

3/4" NPT SHOWER

6-1/4

3-15/16	II
	II

3/4" NPT

INLET

3/4" NPT TUB

5-7/8

7

3-5/8

3/4" NPT

INLET1-5/8 - 2-1/2

THERMOSTATIC BATH/ SHOWER INSTALLATION USING A TWIN ELL, DIVERTER SPOUT AND FIXED SHOWER

	C/L
80"-86"
18"	TUB PORT
(OPTIONAL)	MUST BE
	PLUGGED
	4"
TWIN
ELL
TOP OF TUB RIM

BOTTOM OF TUB

IMPORTANT: WHEN NOT USING A DIVERTER SPOUT A SEPARATE DIVERTER VALVE MUST BE USED.

THERMOSTATIC SHOWER INSTALLATION USING A DIVERTER VALVE, FIXED SHOWER HEAD AND ADJUSTABLE HAND HELD SHOWER

DIVERTER

VALVE

HOT	COLD
3/4"	3/4"

TUB PORT MUST

BE PLUGGED

THERMOSTATIC SHOWER INSTALLATION USING A DIVERTER VALVE, FIXED SHOWER HEAD, ADJUSTABLE HAND HELD SHOWER, ON/OFF VALVE AND TWO BODY SPRAYS

DIVERTER

VALVE

ON/OFF

VALVE

HOT	COLD
3/4"	3/4"

TUB PORT MUST

BE PLUGGED

NOTE: MINIMUM FLOWING PRESSURE REQUIRED FOR THIS SYSTEM OPERATING WITH ONE SHOWER HEAD AND 2 BODY SPRAYS IS 40 PSI