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Page 34

Zurn PEX

®

Plumbing Installation Guide

ZURN PEX, INC.

HIGHWAY 11 EAST, COMMERCE, TEXAS, U.S.A. 75428 • PHONE: 855-ONE-ZURN (855-663-9876) • FAX: 903-886-2583 • www.zurn.com

Standards, Listings, and Codes

The following standards, listings, and codes apply to various components of Zurn PEX
Plumbing and Radiant Heating Systems.

Standards

American Society for Testing and Materials

ASTM F876 - Crosslinked Polyethylene (PEX) tubing.

ASTM F877 - Crosslinked Polyethylene (PEX) tubing and fitting systems.

ASTM F1807 - Brass insert fittings.

ASTM F2098 - SSC rings.

ASTM F2159 - Plastic insert fittings.

CSA International

B137.0 - General requirements for thermoplastic pressure piping.

B 137.5 - Crosslinked Polyethylene (PEX) tubing and fitting systems.

NSF International

Standard 14 - Plastic piping system components.

Standard 61 - Drinking water system components-health effects.

Certification

Zurn PEX installation certification is available for professional plumbing contractors, commercial installation sites, and large construction
groups. Please contact your local Zurn representative for more information.

If the participant successfully passes the Certification Test, the instructor is to fill out the Temporary Certification Card, sign and date it, and leave
with the participant.

Temporary Certification Card

Name _________________________________________

Company ______________________________________

Date _________________________________________

Instructor Signature ______________________________

Certification

If the participant successfully passes the Certification Test, the instructor is to fill out
the Temporary Certification Card, sign and date it, and leave with the participant.

ZMKTG370-16 Pex Cert-MAR13-hi_QestPex Certification/QPX20 3/18/13 4:43 PM Page 31

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Содержание PEX

Страница 1: ...Zurn PEX Residential Plumbing Installation Guide ...

Страница 2: ... 6 Zurn PEX CR Installation Precautions 6 Zurn PEX XL Brass Fitting System 6 Listings 6 Zurn PEX XL Installation Precautions 6 Z Bite Push to Connect Fittings 7 Making the Connection with Z Bite Fittings 7 Z Bite Features 7 Listings 7 Crimp Systems 10 QickClamp System 10 Listings 10 Making the Connection with the Medium QickClamp Tool 10 Adjusting The Medium QickClamp Crimp Tool 11 Making the Conn...

Страница 3: ...pplications In addition to hot and cold water distribution some applications for Zurn Pex Systems include Radiant Heating Systems Snow and Ice Melt Systems Turf Conditioning Systems Municipal Water Service Reverse Osmosis Systems Deionized Water Systems Advantages of a Zurn PEX System Environmentally Sound Easy and Safe to Install Reliable Cost Effective Installation Methods When installing a PEX ...

Страница 4: ...he Home Run or Parallel Method distributes water to each fixture from a centrally located manifold The manifold is typically located close to the hot water source in order to provide fast and effi cient hot water delivery The Home Run Method provides a dedicated line from the manifold to the fixture which reduces the need for fittings behind the wall Figure 2 2 Home Run Method for Colonial Home Mu...

Страница 5: ... compared to other methods of cross linking PEX b processes can tolerate additives which allow Zurn to incorporate stabilizers in their formulations that improve the thermal chlorine and UV resistance values of the tubing The Zurn PEX formulation and manufacturing process gives the customer the best combination of chlorine and UV protection to maintain chlorine resistance even after typical jobsit...

Страница 6: ...ould not be exposed to or stored in direct ultraviolet light When possible protect the tubing with an opaque covering Zurn PEX should not be exposed to direct flame If it is necessary to braze solder or weld do so prior to connecting Zurn PEX to metal pipe Zurn PEX should never be used for electrical grounding Consult the NEC for recommended grounding methods when PEX is used Zurn PEX should not b...

Страница 7: ...tings should always be stored in clean preferably lined bins or containers Zurn PEX CR Fittings must be protected from contact with spray foam insulation or sealants Zurn PEX XL Brass Fitting System Zurn PEX XL brass fittings are the latest versions of a joining technology for flexible piping that is over 30 years old with more than 230 million fittings in service nationwide Listings By 3rd Party ...

Страница 8: ...tion Guide for additional information on the installation of PEX plumbing systems Z Bite Push to Connect Fittings Zurn offers a variety of push type fittings for potable water applications including various sizes of caps couplings tees elbows and adapters Z Bite fittings allows for faster installation and repairs resulting in less down time of a building s water system Z Bite Features Stainless st...

Страница 9: ...n using PEX tube in a Z Bite fitting This liner may be removed if the fitting is being used with CPVC or copper tubing 1 Needle nose pliers are needed to remove the liner 2 Using the pliers gently wiggle the tube liner and pull it past the o ring seal 3 Using the appropriate size removal clip press the grooved side of the clip against the release ring on the end of the fitting to expand the teeth ...

Страница 10: ...with the polybutylene tube 2 Using a blade type tube cutter cut the end of the polybutylene tube square 3 Examine the end of the tube for any scratches gouges or lines that might prevent the o ring from sealing on the surface of the tube 4 Using the deburring tool chamfer the outer edge of the cut tube end and mark the insertion depth on the tube 5 Insert the polybutylene tube into the polybutylen...

Страница 11: ...amp Tool Important Using this tool for anything other than its intended purpose voids the warranty 1 Measure and cut the tube Be sure you have a square burr free cut An uneven or jagged cut may cause an improper connection 2 Push tubing into the QickClamp until the tubing stops at locating fingers Do not force the tubing to bottom out in the QickClamp Some tubing should be visible in the sight hol...

Страница 12: ...E clip using a screwdriver Adjusting The Medium QickClamp Crimp Tool The Zurn Medium QickClamp Crimp Tool is factory set to provide proper crimps This should be checked before use by making a test crimp connection and checking it with the QickClamp Go Gauge As long as the finished crimp connection gauges properly there is no need to adjust the tool We recommend checking finished crimp connections ...

Страница 13: ...lamp 2 Push tubing into the QickClamp until the tubing stops and is visible in the sight hole Be sure that the tab inside the QickClamp stays on the outside of the tubing Install Fitting 3 Push fitting into the tubing until the fitting shoulder touches the QickClamp Crimp QickClamp 4 Open the QCRTQCRM tool by turning the Release Knob counterclockwise Figure 1 Place the jaws completely over the Qic...

Страница 14: ...just and calibrate the tool and recrimp Standards By NSF International as meeting the following standards ASTM F877 ASTM F1807 CAN CSA B137 5 NSF Standard 14 1 Measure and cut the tube Be sure you have a square burr free cut An uneven or jagged cut may cause an improper connection 2 Next slip a copper crimp ring onto the tube Do not use hose clamps 3 Now insert the fitting into the tube up to the ...

Страница 15: ...o 1 4 inch from the end of the tube An improperly positioned ring may produce a weak connection Ring may be squeezed to hold it in place until step 4 is completed 4 Position jaws squarely around the ring Release upper handle to close jaws on the ring Squeeze handles together to complete the crimp 5 Pull back on moving handle to release jaws from crimped ring 6 Measure the crimped ring with Zurn Go...

Страница 16: ...ped ring the tool is too loose and the distance between the marks should be increased 5 Apply a light oil to the pivot points each time the tool is adjusted Failure to lubricate the tool will shorten its life WARNING Increasing the pre load distance beyond 9 inches for the QCRT2T 3T JT 4T or 13 inches for the QCRT5T will make the tool hard to use and shorten tool life because of excessive stress Q...

Страница 17: ...ter after many crimps When the crimps start to approach the maximum ring diameter adjust the back pin To adjust for a tighter crimp remove the E clip for example pop it off with a screw driver and slide the back pin head out about 1 4 inch Warning The Adjustment Pin must not be pulled or pushed completely out Rotate the back pin until the line on the hex head points to the next highest number on t...

Страница 18: ...e sweated This means wiping any dirt away followed by removing the surface oxide film by mechanical means such as a wire brush sandpaper or a sanding cloth Do this just before you are ready to make the sweat connec tion because the oxide film quickly re forms on the surface of the part 2 Use a flux or paste that contains chlorine Be sure that the flux or paste is suitable for potable water systems...

Страница 19: ...to support Zurn PEX tubing or change the tubing grade Do not install Zurn PEX tubing in under or above septic tanks septic tank drainage fields pits or cesspools In Good Soil Conditions Zurn PEX tubing can be installed directly on the prepared bottom The bottom must be flat with no hollows no lumps no rocks and no other sharp objects as they could damage the tubing Figure 1 Water Service Installat...

Страница 20: ...llation and use of their fitting Note PTFE tape is the only recommended thread sealant for fittings used with Zurn PEX Important Conventional pipe thread compounds putty mineral or linseed oil based products and unknown mixtures should never be used as these materials may cause damage to the pipe and fitting Penetration of Basement or Foundation Walls When Zurn PEX is run through a basement or fou...

Страница 21: ...lumbing Design and Application Guide ZPM03103 2 Wrap the fitting and crimp rings several times with the Saran wrap 3 Tape the Saran wrap in place Be sure the tape does not contact the ZurnPEX tubing Using a Foam Pipe Insulation 1 Make a proper crimp connections following the procedures in the Zurn PEX Plumbing Design and Application Guide ZPM03103 2 Place the foam pipe insulation over the fitting ...

Страница 22: ...ery 100 feet of pipe for every 10 of temperature change you must allow for expan sion and contraction in long runs with a 12 inch horizontal offset Clamps Always cut the pipe longer than neces sary to allow some slack for any contraction in the pipe 1 8 per foot of length is usually enough Strapping support should be firm but loose enough to allow the pipe to move back and forth as it expands and ...

Страница 23: ...etal studs Sleeves and bushings are not required when penetrating ordinary wood or particle board if the holes are at least 1 8 larger than the tube size and tube move ment is not restricted Insulating Tubing Zurn PEX is resistant to freeze damage however installation specific variables can affect the performance of the system if it is allowed to freeze up In general plumbing codes specify that tu...

Страница 24: ...gs shown below can be found in the Zurn PEX Product Catalog Top Out Installation continued For 3 8 Distribution Lines For 1 2 Distribution Lines To Fixture From Manifold 3 8 Zurn PEX Floor QES120P QSLCLAMP QCR2X QSTUBL6XX2 Floor QES120P 3 8 Zurn PEX QSLCLAMP QQE22GX QCR2X QES120PW To Fixture 1 2 Zurn PEX QSLCLAMP QCR3X QSTUBL6XX QES128PW QES128P Floor 1 2 Zurn PEX QSLCLAMP QES128PW 1 2 Zurn PEX QC...

Страница 25: ... or QQTV60GX QCR3X 1 2 Zurn PEX QCR2X 3 8 Zurn PEX 1 2 Zurn PEX QCR3X QQSCC2GXP QQSCC3GXP Faucet Fittings QCR2X 3 8 Zurn PEX 1 2 Zurn PEX QCR3X QQSFC33GXP or QQPSFC33XP 1 2 Zurn PEX QCR3X Q116BBX Q116BX or Top Out Installation continued Water Closet Fittings Note Do not use pipe dopes on plastic parts QQTV60GX Note Do not use pipe dopes on plastic parts QQSFC23GXP or QQPSFC23XP ...

Страница 26: ...ue to initial deformation of tube followed by slow expansion Should the system lose over 8 psi in one hour repressurize and test again Should the problem persist use one of the soapy solutions below for leak detection Replace the fitting and retest Leak Detector For leak detection use a diluted solution comprising of 2 oz per gallon using any of the these dishwashing detergents Ultra Palmolive Ori...

Страница 27: ...heater but not closer than 18 from the water heater outlet Note In a typical installation the QickPort should be no closer than 18 from the water heater outlet If the manifold must be more than 8 feet from the water heater we recommend installation of a circulatory loop between the water heater and the manifold The water temperature in the loop must be less than 140 F and the chlorine must be less...

Страница 28: ...uch as whirlpool baths hose bibbs etc The unused 1 outlets need to be sealed using a 1 brass cap Part No QTC5FBG Important Standard NPT fittings will not seal on these connections These connections do not require pipe thread sealant and none should be used as adverse effects may result ALL connections to the manifold use a rubber or plastic cone seal Installation with a Zurn PEX Manifold continued...

Страница 29: ... 2 Zurn PEX distribution lines must leave the manifold in a straight line that is perpendicular to the long axis of the manifold The tube must be clamped or strapped between the manifold and the first change of direction to keep any bending stress from being applied to the manifold outlet Be sure that the clamp or strap keeps the tube in the same plane as the manifold 90 CORRECT INCORRECT 4 to 6 M...

Страница 30: ...ld These options depend on local codes crimp tool availability and installer homeowner preference The following illustrate some of the connection options available through Zurn All of the fittings shown below are available through the Zurn PEX product catalog For 3 8 Distribution Lines For 1 2 Distribution Lines For 1 2 Distribution Lines Zurn PEX CR Valve Connections For 3 8 Distribution Lines Qi...

Страница 31: ...tice it is best to avoid placing fittings in an area where concrete would have to be removed if repairs are necessary However there are occasions at which burying a fitting in or under concrete is unavoidable When circumstances warrant the burial of a Zurn PEX fitting in or under concrete it is necessary to follow two important guidelines in order to prevent compromising the integrity of the syste...

Страница 32: ... PEX systems meet the requirements of ASTM F 877 NSF Standards Descriptions and Markings ASTM F 1807 is the standard for brass or copper insert and crimp fittings This standard specifies acceptable materials for these fitting and specifies the dimensions for the insert or barbed portion of the fittings It also gives the dimensions and the material specifications for the copper crimp rings and the ...

Страница 33: ...trates that even at the extreme conditions of a water heater malfunction the system is capable handling the pressure and temperature without leaking or coming apart Other Tests In addition to the required ASTM tests Zurn PEX has some in house tests that our systems are expected to pass Even though water hammer is typically not an issue with PEX plumbing there are instances when PEX may be used in ...

Страница 34: ...2 0 0 004 1 2 2 5 0 384 8 3 0 087 4 5 0 016 2 3 0 005 1 4 3 0 538 10 0 0 122 5 4 0 023 2 7 0 007 1 6 4 0 207 7 2 0 039 3 6 0 011 2 2 5 0 313 9 1 0 058 4 5 0 017 2 7 6 0 439 10 9 0 082 5 4 0 024 3 3 7 0 583 12 7 0 109 6 4 0 032 3 8 8 0 139 7 3 0 041 4 4 9 0 173 8 2 0 051 4 9 10 0 210 9 1 0 062 5 5 11 0 251 10 0 0 074 6 0 12 0 294 10 9 0 087 6 6 13 0 341 11 8 0 101 7 1 14 0 116 7 7 15 0 132 8 2 16 0...

Страница 35: ... components Standard 61 Drinking water system components health effects Certification Zurn PEX installation certification is available for professional plumbing contractors commercial installation sites and large construction groups Please contact your local Zurn representative for more information If the participant successfully passes the Certification Test the instructor is to fill out the Temp...

Страница 36: ...tional Zurn PEX oxygen barrier and non barrier tubing Zurn PEX XL fittings Zurn PEX CR QickClamp Qicktite fittings Zurn PEX supply tubes International Association of Plumbing Mechanical Officials IAPMO Zurn PEX oxygen barrier and non barrier tubing Zurn PEX XL fittings Zurn PEX supply tubes Waterflex water heater connectors Model Codes The following model codes recognize Crosslinked Polyethylene P...

Страница 37: ...n arm or loop 9 In a fire sprinkler application I can use Zurn PEX tube and another manufacturer s fitting 10 Be sure to use 10 1 1 4 coarse threaded screws to mount fire sprinkler adaptors 11 I can install Zurn PEX tube 1 2 2 in a plenum if wrapped with 1 thick fiberglass insulation 12 When making a Zurn PEX XL brass or CR polymer insert and crimp connection using a copper ring or stainless steel...

Страница 38: ... manifolds under normal conditions of use for a period of ten 10 years and 14 Zurn PEX riser tubes and supplies if installed properly for a period of one 1 year from the date of installation and 15 The associated hardware and accessories including manifolds distribution headers valves electrical controls tools and miscellaneous fittings for a period of two 2 years from the date of installation In ...

Страница 39: ...DING BUT NOT LIMITED TO LOSS OF USE INCOME PROFIT PRODUCTION OR INCREASED COST OF OPERATION SPOILAGE OR DAMAGE TO MATERIAL OR CHANGE OUT COSTS In order to qualify for a labor allowance to repair or replace defective material you must contact Zurn PEX in advance and receive written authorization for this allowance Except as specified above we will not pay any costs labor or otherwise associated wit...

Страница 40: ...G370 04 Rev 1 16 ZURN PEX INC Highway 11 East Commerce Texas U S A 75428 Phone 855 ONE ZURN 855 663 9876 Fax 903 886 2583 In Canada ZURN INDUSTRIES LIMITED 3544 Nashua Drive Mississauga Ontario L4V 1L2 905 405 8272 ...

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