Zurn-Wilkins 34UFX34F-700XL Installation Guide
Contents
1. Model 700XL Dual Check Valve Backflow Preventer 1 4 3 8 1 2 3 4 amp 1 LEAD FREE ZURN This product contains a weighted average lead content less than 0 25 for wetted surfaces Certified to NSF ANSI 61 G The ZURN WILKINS Model 700XL Dual Check Valve is designed for installation on potable water lines where a cross connection could result in pollution of potable water If a health hazard could mi result from a cross connection use a ZURN WILKINS Model 375XL Reduced Pressure Principle Backflow Preventer i INSTALLATION INSTRUCTIONS 1 MAINTENANCE Servicing the Model 7OOXL involves replacing the check assemblies 1 2 3 4 on WILKINS Installation O Maintenance Instructions WATER METER a MODEL 700XL 3 Before installation of valve flush lines thoroughly to remove all foreign matter from the line ZURN WILKINS recommends installing a Model SXL strainer upstream of the valve to prevent fouling of the checks The ZURN WILKINS Model 700XL is not position sensitive It may be installed horizontally or vertically Install the Model 700XL in a location that will be easy to reach for future maintenance Use caution when soldering near valve Remove check assemblies if excessive heat will be applied to valve The Model 700XL must be pro2. S 1747 Commerce Way Paso Robles CA 93446 Phone 855 663 9876 Fax 805 238 5766 1 IS7OOXL REV 4 13 www zurn com
3. tected from freezing Do not install the Model 700XL where it will be subjected to pressure greater than 175 psi or temperature greater than 180 F a F DIRECTION OF FLOW gt RESIDENTIAL INSTALLATION Z WATER METER MODEL 700XL Turn off inlet water supply Loosen union nut Remove Model 700XL from the line Note the direction of check assemblies and o ring locations Push check assemblies out of valve Clean inside of valve body Replace parts in reverse order of removal Make sure check assemblies are installed in correct direction DIRECTION OF FLOW lt gt Reinstall valve and turn on water METER SETTER INSTALLATION ION NUT GASKET NYC ASSEMBLY re RING or See RING NG CHECK ASSEMBLY SOME MODELS ONLY WARRANTY ZURN WILKINS Valves are guaranteed against defects of material or workmanship when used for the services recommended If in any recommended service a defect develops due to material or workmanship and the device is returned freight prepaid to ZURN WILKINS within 12 months from date of purchase it will be repaired or replaced free of charge ZURN WILKINS liability shall be limited to our agreement to repair or replace the valve only Proposition 65 Warning This product contains chemicals known to the State of California to cause cancer or birth defects or other reproductive harm ZURN ZURN WILKINS WILKIN
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