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SWRCB,January 2002 Page of <br /> 7. UNDER-DISPENSER CONT ENT UDC TESTING <br /> Test Method Developed By: UDC Manufacturer x Industry Standard Professional Engineer <br /> Other(Specify) <br /> Test Method Used: Pressure Vacuum x Hydrostatic <br /> Other(Spec) <br /> Test Equipment Used: Incon TS-STS Equipment Resolution: <br /> UDC#21 Main UDC UDC UDC <br /> UDC Manufacturer: Western Fiberglass <br /> UDC Material: FRP <br /> UDC Depth: 31" <br /> Height from UDC Bottom to Top 8" <br /> of Highest Piping Penetration: <br /> Height from UDC Bottom to 6" <br /> Lowest Electrical Penetration: <br /> Condition of UDC prior to OK <br /> testing: <br /> Portion of UDC Tested 2"above highest pipe <br /> en. <br /> Does turbine shut down when <br /> UDC sensor detects liquid(both Yes No x NA Yes No x NA Yes No x NA Yes No x NA <br /> product and water)?* <br /> Turbine shutdown response time <br /> Is system programmed for fail- <br /> safe shutdown? Yes No x NA Yes No x NA Yes No x NA Yes No x NA <br /> Was fail-safe verified to be Yes No x NA Yes No x NA Yes No x NA Yes No x NA <br /> operational?* <br /> Wait time between applying 15 Minutes <br /> pressure/vacuum/water and <br /> starting test <br /> Test Start Time: 5:01 m— :17pm <br /> Initial Reading(Rj): 1.7812— 1.7812 <br /> Test End Time: 5:16 pm—5:32 pm. <br /> Final Reading(RF): 1.7813— 1.7813 <br /> Test Duration: 15 Min Each(30)Min <br /> Change in Reading(RF-R,): .0001 -.0001 <br /> Pass/Fail Threshold or Criteria: .002 <br /> est Result: x Pass 0 Fail T I Pass 0ail'' Pass O Fail Pass ❑Fail <br /> Was sensor removed for testing? x Yes No NA Yes No NA Yes No NA Yes No NA <br /> Was sensor properly replaced and x Yes No NA Yes No NA Yes No NA Yes No NA <br /> verified functional after testing? <br /> Comments— (include information on repairs made prior to testing, and recommended follow-up for failed tests) <br /> If the entire depth of the UDC is not tested,specify how much was tested. If the answer to M of the questions indicated with an <br /> asterisk(*)is"NO"or"NA",the entire UDC must be tested. (See SWRCB LG-160) <br />