Mac Faucets AUV-3 User manual

MAC FAUCETS LLC.
Owner's Manual Model AUV-3 and ATV-3
ATV-3 Toilet Flush Valve AUV-3 Urinal Flush Valve

MAC FAUCETS LLC.
NOTE
Check your local code and regulations for all plumbing.
Water Supply Lines must be the proper size to provide the volume of water
required for each unit
Flush the water lines through the stop valve at high volume prior to installing
flush valve
Dirt and debris can cause damage to flush valve
Do not locate Sensor units across from each other or in close proximity to
highly reflective surfaces
2

AUV-3 and ATV-3
Crescent Wrench or Wide Open Pipe Wrench to tight
hex nuts from 1-1/4” to 2”, do not use toothed
pipe wrench that can damage the decorative finish
of the flush valve
Flat screw driver to open/close stop valve, and to
adjust water flow
Valve is shipped with 4 AAA batteries pre-installed.
When necessary to replace batteries, use Phillips screw
driver
to remove battery pack screw
Allen Wrench Supplied
Allen Wrench for Wall Flange Set Screw Allen Wrench for Flush Valve Cap Screws
Tools Needed
NOT SUPPLIED
3
MAC FAUCETS LLC.

When all the stop valves are connected and water
pressure is on, it is recommended that the supply
pipes are flushed to remove dirt and debris from
the water system
Before the flush valve is installed, open each
stop fully for 1 to 2 minutes.
Use a large bucket to catch the water
In multiple installations
start with the stop valve
closest to the city meter
Crown nut
Before the supply water is turned on, make sure all stop valves are closed tight.
To close the valve turn adjustment screw clockwise .
Stop Valve Installation
Solder sweat adapter onto existing
copper tube (if needed). Measure and
cut sleeve tube (if needed).
Slide flange and tube sleeve over pipe.
Fasten stop valve to sweat adapter or
pipe.
Fasten flange against the wall.
The outlet of the stop valve may be installed
to the left, or to the right side depending on
the placement of the toilet or the Urinal
Flange
Tube sleeve
Sweat adapter
Set screw
Allen wrench
System Flushing
Use sealing tape on the
male NPT threads ONLY
Stop valve
Adjustment Screw
Stop valve cap
4
1
2
3
4

Mount the spud coupling (spud escutcheon,
rubber washer, thrust washer, spud nut) to
urinal or toilet spud. Keep spud nut loose.
Insert vacuum breaker tube into spud coupling
Place flush valve on top of vacuum breaker
tube. Mate valve body with vacuum breaker
tube nut
Hand tighten both vacuum breaker tube
nut and coupling nut (DO NOT CROSS THREADS).
Thrust Washer
Vacuum Breaker
Vacuum breaker tube
Vacuum breaker tube nut
Spud Nut
Thrust Washer
Rubber Washer
Urinal or Toilet
Spud escutcheon
Lubricate the O-ring with water. Place the flush
valve tailpiece into the stop valve.
Make sure that the locking snap ring and the
O-ring are inserted correctly. Hand tighten
the coupling nut, DO NOT CROSS THREAD
Flush connections and spud coupling kits
Flush valve to Stop Connection
Manual Push
Button
Locking Snap Ring
Coupling nut
Tailpiece
O-Ring
Coupling Nut
ATV-3
AUV-3
5
5
6
7
8
9
MAC FAUCETS LLC.

Measure the length of vacuum breaker tube accurately.
If cutting is needed proceed to step 12. If cutting it is
needed uninstall and remove the vacuum breaker tube, and
make a straight cut. Sand off the sharp edge of the cut.
Re-install the vacuum breaker tube to the spud coupling
first, and then to the flush valve body.
Tighten all nuts with a non-toothed wrench. Use heavy cloth
or similar material over the nuts in order to protect the finish.
DO NOT CROSS THREAD
Vacuum Breaker Tube Length
Turn the water on at the stop valve by turning
the adjustment screw counter-clockwise slowly.
CHECK FOR LEAKS.
Adjust the water flow by turn adjustment screw
counter-clockwise for more water, clockwise for
less water. Place stop valve cap back on.
Final Step
After the flush valve has been installed, remove the cap. To do so, unfasten
the two screws on the side of the cap with supplied Allen wrench then
twist
and pull cap off (do not lose plastic washers).
Connect the sensor to the battery pack (red plugs) and the sensor to the
solenoid (black plugs). Make sure the sensor is facing forward towards
t he user, and place the cap back on the flush valve. DO NOT PINCH WIRES .
Use the supplied Allen wrench to refasten the two cap screws.
DO NOT FORGET PLASTIC WASHERS
Red Cable, sensor
to battery pack.
Black Cable,
sensor to solenoid
6
Wire Connections
10
11
12
13
14
15

MAC FAUCETS LLC.
Remove flush valve cap by unfastening the two screws
on each side of the valve with supplied Allen wrench.
Twist and pull the flush valve cap off. DO NOT LOSE
PLASTIC WASHERS
Grab the battery pack belt and gently pull it out of the
flush valve cap.
Unplug the Battery pack from the sensor (Red Plugs).
With a #1 Phillips screw driver, remove the battery pack
screw and split open the battery pack.
Remove the old batteries and replace with new AAA
Duracell Copper Top batteries. Make sure that the batteries
are placed in the proper position.
Plug the battery pack to the sensor, then put it back
inside the flush valve cap. The sensor might blink a few
times when it is first plugged into battery pack.
Place the flush valve cover back on with sensor facing
forward. Refasten Allen screws. DO NOT FORGET PLASTIC
WASHERS. The flush valve is ready for use.
Batteries Replacement
Automatic operation starts when the sensor senses an object
and the red light starts blinking. The object must be present
in front of the sensor for 6-10 seconds in order to prevent
accidental flushing.
Once the object has left sensor area, (toilet, urinal stall) a delay
of 2-4 seconds may occur, after which, toilet or urinal will flush
For Manual operation depress push button located at the side
of the Flush valve
Operation
Flush valve cap
Battery pack
screw
Battery
pack belt
Battery Pack
7
Red Cable, sensor
to battery pack.
Black Cable,
sensor to solenoid
1
1
2
3
2
3
4
5
6
Manual Push
Button

12
13
14
18
15
17
22
16
19
20
21
8
Flush valve top cap
Manual flush assembly
Tailpiece
Vacuum breaker thrust
washer
Vacuum breaker
Vacuum breaker tube
Vacuum breaker nut
Spud nut
Spud thrust washer
Spud rubber washer
Spud escutcheon
1
2
3
4
5
6
7
8
9
10
11
Stop valve cap
Plastic crown nut
Stop valve bonnet
Stop valve repair kit
Vandal resistant stop
cap
Stop valve assembly
Stop valve body only
Sweat solder bushing
Sleeve tube
Wall escutcheon and
screw
Sweat solder kit
12
13
14
15
16
17
18
19
20
21
22
2
1
1
3
4
5
6
7
8
9
10
11