American Standard R540 ROUGHING-IN the Valve, Cold, Hot, Temperature Adjustment

1			DO NOT SOLDER DIRECTLY TO THE VALVE BODY; THIS WILL DAMAGE
	ROUGHING-IN THE VALVE	WARNING
			THE TEMPERATURE CONTROL ELEMENT AND CHECK STOP VALVES.

Prepare water supplies per ROUGHING-IN DIMENSIONS. Make sure the finished wall is between the minimum and maximum rough dimension.

Install VALVE at indicated height and depth. Make sure the "TOP" marking on the PLASTER GUARD is up.

Connect the hot and cold water supplies. Assemble all connecting pipes. Flush lines to
remove any dirt. Connections are 3/4" NPT.	HOT
Assemble the connection pipe to one of the MIXED OUTLETS of the VALVE.	WOOD
Cap the other MIXED OUTLET. (Tub port is fitted with a plug at the factory).
	BRACE
IMPORTANT! INSTALL ANY REQUIRED SHUT OFF OR DIVERTER VALVES
INTO THE PIPING SYSTEM.
1
If the CHECK STOPS (4, 5) were removed during installation,
ensure the hot and cold CHECK STOPS (4, 5) are not reversed. The
hot CHECK STOP (4) has a red top and the cold CHECK STOP (5)
has a blue top.

MIXED

COLD

TOP

PLUG TUB

PORT

5 CHECK STOP

CHECK STOPS (4,5) are supplied in the open position. Closing using 5/32" (4 mm) hex wrench to pressure test and to check for leaks.

To flush lines, remove the CHECK STOPS (4,5) and run water. If desired, the TEMPERATURE CONTROL UNIT can be removed. Reinstall CHECK STOPS (4,5) and CONTROL UNIT (6), if it was removed.

Remove PLASTER GUARD (2) if still installed. Turn on water supplies and check for leaks.

Reassemble PLASTER GUARD (2) and FINISH WALL.

Beware of Freezing. No water should remain in the MIXING VALVE if freezing is a possibility. Remove the CHECK STOPS (4,5) to completely drain the MIXER UNIT (1).

COLD

3	PLUG	6
	TUB
	PORT	2
HOT
	CHECK STOP	4
	(HOT RED)

(COLD BLUE)

	P
T	O

2TEMPERATURE ADJUSTMENT

Unscrew PLASTER GUARD SCREWS and remove PLASTER GUARD.
Check that arrow marking B points vertically upwards. If not, push the BLACK
CLAMP on the SECURING RING to the right, pull off KNOB MOUNT and reinstall
KNOB MOUNT with arrow "B" pointing upwards.
The maximum mixed water temperature is set at 109 F at the factory.	TEMPERATURE
This setting can be changed if desired.
	LIMIT STOP

Remove the TEMPERATURE LIMIT STOP (H shaped Black Plastic part). Reinstall it at the desired notch as indicated in the diagram to limit the maximum mixed water temperature to 104 F or 112 F.

For 100 F adjustment, turn the water supply on. Turn KNOB MOUNT until the spout temperature is 100 F. Check that arrow marking A on the KNOB MOUNT still points upward after adjusting the thermostat to 100 F. If not, pull out the RED LOCKING DEVICE. Remove KNOB MOUNT by pulling it towards you while standing directly in front of the valve.

Reinstall the KNOB MOUNT so that the arrow marking A points upwards.

Reinstall RED LOCKING DEVICE.

ARROW

"B"

104

109

112

SECURING

RING

RED LOCKING

DEVICE

BLACK

CLAMP

ARROW

"A"

KNOB

MOUNT

3TRANSPOSED SUPPLY PIPING OR BACK TO BACK INSTALLATION

Should the hot and cold water supply pipes have been transposed making adjustment impossible, proceed as follows:

Shut off water supply.

Remove handle and rim

Remove check stops and re-install them transposed.

Important note: RED CHECK STOP is now on the right of the mixer body and the BLUE CHECK STOP is now on the left.

Turn the water supply back on and perform the temperature adjustment in step 2.

CHECK STOP (BLUE TO RED)

CHECK STOP (RED TO BLUE)

M968480