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Disabling the Functional Element Installing the System <br /> Disabling the Functional Element <br /> If you are using an FE Petro pump or a Red Jacket pump with 3.0 gph testing only, <br /> skip this section. <br /> Red Jacket Pumps <br /> The PLLD in-line check valve and SwiftCheck Valve eliminate the need for the <br /> pump's functional element relief valve.You must modify it as part of the PLLD system <br /> installation on Red Jacket pumps. <br /> 1. Remove the six slot-head screws from the functional element[Figure 12]. <br /> i <br /> e i • <br /> i <br /> i <br /> Remove O <br /> Spring <br /> And Piston <br /> pumps\Wrjte2.eps <br /> Figure 12. Functional Element Diagram for Red Jacket Pumps <br /> 2. Remove the functional element's spring and piston. <br /> AWARNING <br /> Failure to properly reseal the functional element may result in product <br /> leakage,which could create serious environmental and safety <br /> �i hazards. <br /> Fire, explosion, or ground contamination could occur. <br /> Carefully reassemble and reseal the functional element, following the <br /> procedures described in this manual. <br /> 28 576013-902, Revision G <br />