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black moly grease to the polypak as shown. Make <br /> STEP 5: SAND THE UPPER DROP TUBE sure coverage is completely around the polypak <br /> Sand the inside of the drop tube with sandpaper seal. <br /> and/or steel wool to remove all burrs and sharp <br /> edges. After sanding wipe down the inside of the Ensure polypak <br /> tube with a clean rag from the top to approximately 4 lip is up <br /> inches down to remove any debris. <br /> Caution: Failure to properly chamfer, sand, and \ <br /> clean the drop tube may cut the seal and result Inlet <br /> in a failure of a pressure decay leak test. <br /> Tube ;i�\ Polypak <br /> r <br /> a <br /> y- <br /> ` <br /> —W---Apply grease <br /> around polypak <br /> Figure 7 <br /> STEP 8: INSTALL INLET TUBE <br /> Insert the inlet tube into the upper tube until the <br /> upper tube seats against the flange on the inlet tube. <br /> Fine grit sandpaper Ensure polypak is inserted evenly and stays in inlet <br /> Figure 5 tube groove. <br /> STEP 6: APPLY GREASE TO DROP TUBE <br /> Apply black moly grease to the inside diameter of <br /> the upper drop tube. Make sure coverage is <br /> completely around the tube as shown in Figure 6. <br /> k; <br /> Figure 8 <br /> SEE PAGE 8 FOR INSTRUCTIONS USING THE <br /> 71 SO-TOOL. <br /> SEE PAGE 9 FOR INSTRUCTIONS USING THE <br /> Figure 6 71 SO-TOOLC. <br /> STEP 7: APPLY GREASE TO POLYPAK SEAL <br /> Ensure that the polypak seal is installed on the inlet <br /> tube with the lip up as shown in Figure 7. Apply <br /> 67 <br />