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DESIGN AND CONSTRUCTION STANDARDS AND SPECIFICATIONS <br /> Backflow Excessive amounts of water Check discharge check Valve repaired or <br /> Valves flows back into wetwell valve or duckbill at end replaced so that only a <br /> when pump shuts off. of pipe for debris or small amount of water <br /> damage clean or replace flows back into <br /> wetvault after pump <br /> shutoff. <br /> Shutoff Closing valve(s)does not Inspect valve for proper Valves are replaced <br /> Valves stop flow when pumps are seat movement replace and fully operational. <br /> turned on. valve if defective <br /> Valve handle missing or Check valve stem Handle repaired or <br /> Valve Vault inoperable. condition replace handle replaced. <br /> or valve <br /> Pressure Gauge is broken or missing. Gauge is replaced and <br /> Gauges(if functional. <br /> present) <br /> Gauge does not register Remove valve open port Gauge is repaired or <br /> change in pressure after to check for water replaced and registers <br /> pump on,shutoff valve pressure,check with pressure change with <br /> closure. known good gauge, <br /> replace if faulty pump operation or <br /> valve shutoff. <br /> Operations Operations and A copy of the manual Operations and <br /> Manual maintenance manual is not should be available to maintenance manual is <br /> on site or readily available, maintenance and onsite and readily <br /> or materials are missing. operation personnel available,and includes <br /> information on all <br /> Documentation components including <br /> catalog cuts,part <br /> numbers, <br /> manufacturer's <br /> recommended <br /> rocedures,etc. <br /> No. 26—Private Stormwater Pumps(Continued) <br /> Pump(font.) Operations Operations and When equipment or Operations and <br /> Manual maintenance manual does operating procedures maintenance manual is <br /> (Cont.) not reflect updates or changes to manual should up to date with <br /> changes to the system such be updated in reasonable information for <br /> as pump replacement or time equipment currently <br /> control panel modifications. installed <br /> Control Wiring Schematic is not An accurate copy of Wiring schematic is <br /> Panel present in control panel. wiring should be present in control <br /> available to maintenance panel. <br /> and operation personnel <br /> Pump operation labels Replace illegible labels Labels are present and <br /> missing or unreadable. readable. <br /> No information regarding Place personnel contact Contact information is <br /> contacts in case alarm is sheet in control posted on exterior for <br /> tripped during off hours. documents. 24 hour contact in case <br /> of alarm. <br /> STORM AND SURFACE WATER 4-39 <br />