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SECTION 9 ♦ Repairs 0 <br /> 0 ° <br /> Pipe to Fitting + <br /> O 0 <br /> f 1 <br /> O O <br /> I I <br /> Fitting Flange Cut <br /> to <br /> Fitting Flange <br /> FIGURE 2.9.1 FIGURE 2.9.3 <br /> Leaking 90°Secondary <br /> Containment Elbow --___—______--_ <br /> Wi Cut <br /> ---- ---------- <br /> i I B t <br /> 1 I 1 <br /> I I <br /> I <br /> FIGURE 2.9.2 FIGURE 2.9.4 <br /> Containment Elbow <br /> for leaking joints, Smith Fiberglass <br /> ends only the repair methods listed be- Containment <br /> 2. ZJ <br /> 9.1,which shows where leaks can occur if Sleeve Coupling <br /> containment joints are not properly bonded. o a o 0 0 <br /> OT attempt to repair damaged fittings. Upon com- <br /> pletion <br /> __- `Q <br /> of required repairs and before putting the line o 0 a o 0 o <br /> back into service, always pressure test the repair work ac- <br /> cording to the procedures in Part Two, Section 8,to assure 0 1 1 0 <br /> the integrity of the system. o I I o <br /> e i <br /> 0 <br /> 2.9.1 Replacing Lealdng Secondary Containment Joints ® � i A <br /> I 1 <br /> (Do not use this procedure for containment crossovers.) ° i i ° Nipples <br /> I I <br /> Example: 90°Secondary Containment Elbow <br /> FIGURE 2.9.5 <br /> When cutting out and replacing a secondary containment <br /> fitting,be careful not to cut the internal primary product <br /> pipe(see Fig. 2.9.2). <br /> 1. Dissect the secondary containment fitting and the sec- <br /> ondary containment pipe around its circumference as <br /> shown by the arrows in Fig. 2.9.3. Remove the con- <br /> tainment elbow. <br /> Patch —►MEMO \Damage <br /> 2. Create a pipe nipple at least 7 inches (180 mm)long <br /> on either side of the joint by making another cut <br /> around the circumference of the containment pipe as <br /> shown in Fig.2.9.4. <br /> FIGURE 2.9.6 <br /> 30 - Installation Instructions <br />