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INSTALLATION, OPERATION & MAINTENANCE MANUAL 8193
OPERATION AND MAINTENANCE
IMPORTANT: Owner/ Installer is responsible for checking applicable state and local codes to ensure that the Backflow Preventer is
installed in compliance. This includes testing requirements and proper installation height above the ground.
Operation
Ÿ The supply shut-off ball valve (2) is normally open. This valve is intended
to isolate the system for routine maintenance to the trap primer and backflow
prevention device.
Ÿ The first ball valve on the backflow preventer (7) is normally open. This
valve is used for isolation during testing and certification of the backflow
preventer.
Ÿ The second ball valve on the backflow preventer (8) is the on/off valve.
This valve must be open during dialysis service and then closed prior to
removal of the supply hose to the dialysis machine.
Ÿ Ensure you have a proper connection from the dialysis machine supply
hose and the male hose thread connection on the 8193, prior to opening the
second valve on the backflow preventer.
Ÿ Fold the drip tray (12) down to help eliminate any spills onto cabinetry or
finished surfaces from the dialysis machine discharge line. Fold the drip tray
to the vertical position prior to closing the access door.
Ÿ The dialysis machine discharge hose should be placed in the supplied
hose bracket (11) to maintain the proper air gap from sanitary drain.
Maintenance
Backflow Preventer
Ÿ This product must be tested and certified prior to service. Certification
must be done after final connection and prior to service.
Ÿ This product must be tested and certified periodically in compliance with
local codes, but at least once per year or more as service conditions warrant.
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Ÿ Refer to WATTS 009QT 1/2" BRONZE REDUCED PRESSURE ZONE
manual for all testing and maintenance guides. (
Trap Primer (optional)
Ÿ This product may need regular cleaning, maintenance or replacement of
the screen due to sediment buildup.
Ÿ Refer to JAY R. SMITH MFG. CO. FIGURE NO. 2694 trouble shooting
and maintenance guides. (
Shut-Off Ball Valve
Ÿ Exercise this valve regularly to eliminate the valve from locking in position
due to corrosion or hardness of the water supply.
Cleaning
Use only cleaning agents intended for metals such as stainless steel, copper
and brass. Do not use any cleaning agents that may cause and allergic
reaction to these metals. Warranty will not cover any deterioration of the
products do to neglectful cleaning processes.
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WHITEHALL MANUFACTURING • P .O. BOX 3527 • City of Industry, CA 91744-0527 U.S.A
Phone (800) 782-7706 • (626) 968-6681 • Fax (626) 855-4862 • Web: www.whitehallmfg.com
www.watts.com
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www.jrsmith.com
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Parts List
1/2" NCT SUPPLY INLET
1.
(CAPPED FOR SHIPPING)
2.
SUPPLY SHUT-OFF BALL VALVE
TRAP PRIMER
3.
TRAP PRIMER OUTLET
4.
5.
3/4" MALE HOSE CONNECTION
(SHOWN CAPPED)
6.
(4) MOUNTING TABS
FIRST BACKFLOW PREVENTER VALVE
7.
SECOND BACKFLOW PREVENTER VALVE
8.
9.
BACKFLOW PREVENTER
10.
2" IPS (2-3/8" OD) WASTE CONNECTION
11.
DISCHARGE HOSE BRACKET
12.
FOLD-DOWN DRIP TRAY
2
9
4
10
1
6
5
8
12
11
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