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CAUTION: Integrity testing with air,gas or water can be dan- NOTICE: During pressurizing,check the reading on the inter- gerous and it is very important that the proper testing equip- stitial test gauge that should be securely connected to the ment be used and that the testing procedures be adhered to. Interstitial Test Tube.Any increase in pressure will indicate a OPW-FCS assumes no responsibility or liability for the conse- leak in the primary pipe or Fittings. quences of any testing practices.Only qualified and experi- NOTICE:All testing requirements must be in accordance with enced personnel should conduct the air pressure testing. all applicable codes. Never disconnect couplings,caps,or plugs unless the air pressure has been released. CAUTION: Always make sure the underground storage tank and dispensers are isolated from the piping system when NOTICE:All testing requirements must be in accordance with conducting pipe pressure tests. all applicable codes. CAUTION: Always make sure the underground storage tank 11.0 Routine Maintenance and Visual Inspections and dispensers are isolated from the piping system when OPW-FCS recommends routine(at least once a month)visual conducting pressure tests. inspections inside all containment sumps.Fuel leaks collected in containment sumps must be reported immediately and investigated NOTICE:Significant temperature changes can result in a pres by the site owner. If leakage or damage to the piping system is sure reading differential. suspected,OPW-FCS must be notified immediately. 10.1 Primary Pressure Testing All sumps must be kept free of fuel,water and debris.When Chang- • Pre Backfill Pressure Testing: Before backfilling of the ing fuel filters at the dispenser,make sure any spilled product is pipe,an air pressure hold&soap test is required. Pressurize cleaned out of the bottom of the dispenser sump to prevent a pos- the primary pipe to sixty pounds per square inch(60 PSI). sible fire hazard. Gradually apply air pressure into the flexible piping line and CAUTION: Ignoring or disabling leak detection alarms can maintain this pressure for a minimum of 1 hour,or in accord- lead to further damage and possible failure of the system. ance with the authority having jurisdiction(AHJ),prior to backfilling. CAUTION:Failure to remove fuel and liquids from containment sumps may compromise the performance and integrity of the • Post Backfill Air Pressure Testing: After backfilling,if the sump and its associated fittings and seals over prolonged pressure on the primary was released,an additional air pres- periods of time. sure hold test is required.Pressurize the primary pipe to sixty 12.0 Warranty Registration pounds per square inch(60 PSI).Gradually apply air pres- sure into the flexible piping line and maintain this pressure for Warranty registration must be completed and mailed to OPW-FCS a minimum of 1 hour,or in accordance with the authority for warranty activation.A copy of the warranty registration should having jurisdiction(AHJ),making sure that there is no drop in be given to the site owner for their records. pressure. 13.0 OPW-FCS Contact 10.2 Secondary Pressure Testing OPW-FCS can be contacted if there are any questions concerning • Pre Backfill Air Pressure Testing: After the primary line the installation,maintenance or repair of FlexWorks piping.Addi- pressure stabilizes,gradually apply air pressure into the inter- tional publications are also available on OPW-FCS's website stitial space of the flexible piping line. Do not exceed ten www.opwglobal.com or upon request. pounds per square inch(10psi)or 69kPa,making sure there is no drop in pressure for a minimum of one hour,or in ac- cordance with the authority having jurisdiction(AHJ). • Post Backfill Air Pressure Testing: After backfilling an air pressure hold test is required. After the primary has held pressure steadily for at least 1 hour,gradually apply air pres- sure to the secondary test tube,not to exceed 10 PSI.Main- tain this pressure for a minimum of 1 hour,or in accordance with the authority having jurisdiction(AHJ),making sure that there is no drop or increase in pressure. 3250 U70.Business West 4c> �_� Smithfieldd,N.C.,27577-0330 1=31 Vve c�=-F Customer Service:1-(800)422-2525 FUELING CONTAINMENT SYSTEMS Technical Service and Questions: 1-(877)OPW-TECH www.opwglobal.com Notice:OPW-FCS products must be used in compliance with applicable federal,state,provincial and local laws and regulations.Product selection should be based on physical specifications and limitations and compatibility with the environ- ment and material to be handled.OPW-FCS makes no warranty of fitness for a particular use.All illustrations and specifications in this literature are based on the latest production information available at the time of publication.Prices,materials and specifications are subject to change at any time,and models may be discontinued at any time,in either case,without notice or obligation.For complete OPW-FCS warranty information,visit our web site at www.opwglobal.cam.