Watts LFU009 User Manual download pdf

ES-LFU009

Test Cock No. 3

Test Cock No. 4

R.P. Zone

Water Outlet

Test Cock

No. 2

First Check

Module

Assembly

Second

Check

Module

Assembly

Relief Valve Assembly

Ball Type

Test Cocks

Now Available

WattsBox Insulated Enclosures.

For more information, request literature ES-WB.

For Health Hazard Applications

Job Name

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Contractor

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Job Location

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Approval

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Engineer

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Contractor’s P.O. No.

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Approval

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Representative

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Watts product specifications in U.S. customary units and metric are approximate and are provided for reference only. For precise measurements,

please contact Watts Technical Service. Watts reserves the right to change or modify product design, construction, specifications, or materials with-

out prior notice and without incurring any obligation to make such changes and modifications on Watts products previously or subsequently sold.

LEAD FREE

* The wetted surface of this product contacted by consumable

water contains less than 0.25% of lead by weight.

Series LFU009

Reduced Pressure Zone Assemblies

Sizes:

⁄2" – 2" (15 – 50mm)

Series LFU009 Reduced Pressure Zone Assemblies are designed to pro-

tect potable water supplies in accordance with national plumbing codes

and water authority requirements. The swivel feature in the series allows

for it to be used in a variety of installations, including the prevention of

health hazard cross-connections in piping systems or for containment at

the service line entrance.

This series features two in-line, independent check valves, captured

springs and replaceable check seats with an intermediate relief valve.

Its compact modular design facilitates easy maintenance and assem-

bly access. Sizes

⁄2"– 1" (15 – 25mm) shutoffs have tee handles. The

LFU009 features Lead Free* construction to comply with Lead Free*

installation requirements.

Features

•Uniqueswivelunion

•Singleaccesscoverandmodularcheckconstruction

for ease of maintenance

•Topentry—allinternalsimmediatelyaccessible

•Capturedspringsforsafemaintenance

•Internalreliefvalveforreducedinstallationclearances

•Replaceableseatsforeconomicalrepair

•Castcoppersiliconalloybodyconstructionfordurability

•Ballvalvetestcocks—screwdriverslotted

•Largebodypassagesprovideslowpressuredrop

•Compact,spacesavingdesign

•Nospecialtoolsrequiredforservicing

Specifications

A Reduced Pressure Zone Assembly shall be installed at each potential

health hazard location to prevent backflow due to backsiphonage and/

or backpressure. Lead Free* reduced pressure zone assemblies shall

be constructed using Lead Free* materials. Lead Free assemblies shall

comply with state codes and standards, where applicable, requiring

reduced lead content. The assembly shall consist of an internal pres-

sure differential relief valve located in a zone between two positive seat-

ing check modules with captured springs and silicone seat discs. Seats

and seat discs shall be replaceable in both check modules and the relief

valve. There shall be no threads or screws in the waterway exposed to

line fluids. Service of all internal components shall be through a single

access cover secured with stainless steel bolts. The assembly shall also

include two resilient seated isolation valves, four resilient seated test

cocks and an air gap drain fitting. The assembly shall meet the require-

ments of: USC Manual 8th Edition

†

; ASSE Std. 1013; AWWA Std. C511;

CSAB64.4.ShallbeaWattsSeriesLFU009.

† Does not indicate approval status. Refer to Page 2 for approved

sizes & models.

⁄2" LFU009M2

1 2 3 4

Summary of Contents

Page 1 - Series LFU009

ES-LFU009Test Cock No. 3Test Cock No. 4R.P. ZoneWater OutletTest Cock No. 2First CheckModule AssemblySecond CheckModule AssemblyRelief Valve Assembl

Page 2 - and LF993 sizes

Available ModelsPrefix:U – union connectionsSuffix:QT – quarter-turn ball valvesS – bronze strainerSH – stainless steel ball valve handlesThe inst

Page 3 - Dimensions and Weights

Dimensions and WeightsLFU009QTModel size (dn) diMensions weight A B C in. mm in. mm in. mm in. mm lbs. kgs.LFU009QT 1⁄2 15 1213⁄16 326 45⁄

Page 4 - Capacities

THESE4CHARTSAREOUT;NOGOOD.0 1 2 3 4 5 6 7 8 9 10 gpm0 3.8 7.6 11 15 19 23 27 30 34 38 lpm 7.5 fps 2.3 mpsCapacitiesPerformance as establishe

Watts LFU009 User Manual

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Watts LFU009 User Manual

Browse online or download User Manual for Accessories for water Watts LFU009. Watts LFU009 User Manual

Summary of Contents

More documents for Accessories for water Watts LFU009

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