(978) 688-1811 Fax: (978) 794-1848 www.watts.com Canada: Tel. Join the experts at Watts as they walk you through the inspection and repair of the 909, 009, 990 and 992 backflow prevention assemblies.watts.com On 2015-09-15 01:49:45.195276 by Michelle . Kit contains bonnet, bonnet O-ring, vent spring, hood and hood screws. If water drips continuously from vent, second check is leaking. A little over 30 hours later, the backflow preventer is now leaking, probably releasing a full bucket of water and still . Maybe throttle the valve down before the backflow preventer just to add some restriction, might help with the water hammer. SKU: WA0887710 . Used, but I think it has one new check valve rebuild kit. Common repair parts for 009M3 / LF009M3 3/4". Air Gaps for Reduced Pressure Zone Assembly Backflow Preventers provide an unobstructed, physical separation between the discharge end of a potable water supply line and an open receiving vessel. This Watts 9DM2-CAN-34, 0061888 3/4" Bronze Dual Check Valve Backflow Preventer with Intermediate Atmospheric Vent prevents the reverse flow of hot or cold polluted water from entering into the potable water supply. The Watts Series 3/8 SD3-MF, SD3-LS-MFxMF atmospheric vent provides a visual indication of failure in the event that the downstream check fails and system back-pressure exceeds the supply pressure. and allow the backflow preventer to fill slowly. SKU: 53206. Location: Madison, United States. A persistent slow leaking from the back flow preventer is most commonly caused by debris such as dirt or sand from the domestic water source getting into the seat of the relief valve and keeping it from shutting all the way. Step 1 - Gather the Materials and Supplies. RPZ backflow preventers with a water meter and RPZ in the bypass line. WATTS VENT FOR 1-1/4 - 2 800M4QT PVB. Can be placed in the hot or cold supply lines connected 909 Reduced Pressure Backflow Preventer. Taco 400-4 1/8-Inch-NPT Float Air Hy-Vent. SKU: WAT0887710 . Kit No. due to pipe scale, dirt or build up of. No A.1 Install a spring-loaded, soft seated check . This is the type of backflow preventer that I use on most of my designs. Eliminated the existing steel expansion tank, and added a diaphragm type expansion tank, and air eliminator at the outlet of the boiler. Disassembly Instructions 1. But in each case no matter what size buy a rubber kit to repair the back flow preventer this kit comes with first and second check as well as relief section rubber orings and . Line was leaking badly and was the third thing I replaced that stopped the leaking. BP701 1 in. With this information, your local irrigation parts supplier can give you the correct repair kits and parts to rebuild your backflow preventer. If it is placed upstream from a timer and the system is not being used but the hose is on, pressure will build up, which can damage the backflow preventer. The options are endless. 9DS-M3 1/2 Watts Backflow Preventer 1/2" Swt Valve w/ Intermediate Atmospheric Vent Backflow Preventer - 0061952 Your Rating. This 1 IN 800M4 bonnet and vent repair kit provides all the parts necessary to repair the bonnet and vent float of the applicable pressure vacuum breaker. We can even have a situation where the backflow preventer's #1 shut off valve is Outside Stem & Yoke (OSY) while the #2 shut off valve might be a UL butterfly. On-Sale $13.95 List Price $19.95. B.1 Fouled first check. Reduced Pressure Principle Backflow Preventers. It is the standard for commercial irrigation installations. When backflow preventer is filled, slowly open the downstream shutoff and fill the water supply system. This item: 1 in. A backflow prevention valve uses a vacuum and ball valve to prevent water from contaminating your drinking water. Learn how to install correctly a backflow preventer and how to avoid committing the 5 most common mistakes. For example, the Watts Bronze #7 3/4" Backflow Preventer costs $48-$54, and is designed to be installed downstream of a residential water meter. Removing the Nut on the Bell Cover. BP700 Backflow Preventer SPECIFICATIONS Size: BP700 3/4 in. Size 0886010 RK 9DM2 T 12", 34" 0886011 RK 9DM3T 12" Kit includes: Primary & Secondary checks, seat and two union seals. Test Valves - (2) ball valves and (1) needle valve. For one, you can try the backflow preventer repair kit. Detects leaks and unauthorized use of water. Contact or Log In for Pricing; Pressure Vacuum Breaker Vent Float Repair Kit RK800M4V34. in the plumbing that I noticed is periodically discharging a small squirt of water into the discharge pipe installed on it, then creating small puddling on the floor. It is also an expensive piece of equipment. Sounds like debris might still be inside somewhere. The reduced pressure backflow preventer (R.P. Hoses - (3) 3' with female threaded swivel couplings. Weight: BP700 1.0 lbs (0.45 kg). Shop All Backflow Preventers; Pressure Vacuum Breakers (PVB) Double Check Assemblies (DCA) . All turned out well, with the exception of the existing backflow preventer's vent is now dripping water at all times. Backflow Preventer Water Supply Filter Pump 100psi Vent Discharge Line Strainer Carbonated Beverage Dispenser CO 2 Gas in a vented area Carbonator H 20 and CO 2 SD3 Backflow Preventer Valve Beverage Dispenser USA: Tel. IMPORTANT: Inquire with governing authorities Only 6 left in stock - order soon. Model 720A Bronze Fnpt 1-in Pressure Vacuum Breaker. Thermostatic Mixing Valves. This valve is designed for use on boiler feed lines to provide make up water to the boiler and prevent backflow when supply pressure fails below system pressure. . I would remove both check valves as well as the relief valve guts, then replace all {3} covers. Encourage checking for an exact . Think of it as a one-way gate that allows water from the city's public water supply to flow into your home's piping but stops water if and when it ever tries to flow backwards into . Feb 18, 2020. Model # 1-720AU. Compact dimensions and easy-to-access designs can speed up your maintenance and repair tasks. $15.98. With this information, your local irrigation parts supplier can give you the correct repair kits and parts to rebuild your backflow preventer. NEW Watts 3/4 LF909-QT 3/4" Reduced Pressure Zone Backflow Preventer RPZ. WATTS 1/2 inch B911-M3 threaded combination water feeder and backflow preventer. 119.00. Turn the water on and flush the device out well while the covers are installed but the device's guts are removed. Backflow Accessories. for pricing and availability. Featured Product WATTS . Backflow Prevention. Pressure Vacuum Breaker Bonnet Assembly Kit. Find My Store. Upon finding the main valve, you should turn the ball valve lever to the left in a clockwise direction. Another cause for a leaking backflow preventer is incorrect placement in the head assembly. 9D M3 Backflow Preventer With Atmospheric Vent , 1/2 in Nominal , Union FNPT x Union Joint End Style . . Fits Watts model 800 series valves. $71.51 . vision should be made to always vent above flood level or for a pit drain to ensure an adequate air gap below the relief port. A.1 Fluctuating supply pressure. $. Shop All Drip Fittings; Universal Fittings; . . (905) 332-4090 Fax: (905) 332-7068 www.watts.ca I see online there are now M2 or M3 versions, mine just says 9D on it. . A backflow preventer leaking is a serious problem that must be controlled right away. Unique patented air-in and water-out design provides high capacity relief valve discharge performance during emergency conditions. Watts Backflow Preventer, Series: 9D Series, 1/2 in Nominal, Union FNPT x Union Joint, 175 psi, 250 deg F, Dual Check Backflow, Media: Water, Forged Brass Body, 4-15/16 in W x 2-9/16 in H, Domestic/Import: Domestic . Additionally, "Apollo "'s backflow preventers process superior pressure drop ratings, boast an industry leading five-year warranty, and are domestic bronze and stainless steel constructed and assembled in the U.S.A. Series: LF909 Small. Quarter-turn ball valves with tee handles Type: Kit. Honeywell FM911. $21.96 Vacuum Breaker Repair Kit, For Use With Watts Series 800 M2, 1/2 to 1 in , Includes Bonnet O-ring, Float Vent Disc Assembly (Vent Float, Seal and Spring) . So my Watts 9D backflow preventer valve started leaking out the vent. I found a Watts BFP at the big box store, but it seems too small. Watts Series 3/8 SD3-MF, SD3-LS-MFxMF is recommended for use on Post-Mix Carbonated Beverage Equipment and equipment for tea and coffee. A backflow prevention system prevents backflow Backflow prevention systems are devices installed onto a pipe that only allow water to flow in one direction . B.4 Excessive back pressure, freezing or water. (978) 688-1811 Fax: (978) 794-1848 www.watts.com Canada: Tel. The following backflow preventer types are available in all sizes: Dual Check Valve - Model GF8080, GF8080E - The Dual Check Valve or double backflow prevention valve is basically a stripped down Double Check Valve without shut off valves and test cocks. This is nec-essary to avoid dislodging O-rings or causing damage to internal components. To relieve some of the pressure, water will leak from the relief holes. Honeywell FM911 Backflow Preventer and Fill Valve Assembly, 1/2 Inch Union Inlet, 1/2 Inch NPT Outlet, Set at 12 PSI, Adjustable 4-60 PSI Range, Max150 psi, Brass Body, Max 212 deg F. Out of Stock but Available To Order! I discovered a leak coming from the vent in my Watts 009 backflow preventer when the system was off. Turning the Main Water Supply Off. Oct 4, 2009. Aug 19, 2014 That's odd that a brand new one would do that. Backflow Preventer Repair Kits. Push-to-Connect Brass Coupling Fitting. Does not matter if the cirulator is on, or off. 2 Test Cock No. watts valve squirting; Author: sgull (AK) In the basement in the facility where I work there is a Watts valve 009M2 (apparently a backflow preventer, or a "reduced pressure zone assembly"?) B.2 Damaged or fouled relief valve seat. Pressure Reducing Valves. Call us at 877-755-0092 to schedule a service! These and other problems can be detected during backflow testing, and often require professional backflow preventer assembly repairs to safely resolve the problem. Kit No. Proper installation of a device must take into account the presence of a nearby drain, as the relief valve could leak for a variety of reasons. IS-TK-9A Watts TK-9A Backflow Preventer Test Kit SPECIFICATIONS Maximum working pressure - 175 psi.
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