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OPW Installation, Operation, and Maintenance Manual, Page 75 Executive Order VR-1 02-Q Tapemeasure CAUTION-DO NOT use a pipe or tubing cutterto cut the upper drop tube,this may damage the tube, i. t. causing it to be out of round thereby prohibiting l. assembly of the unit. Fist%pew' 1 Face Seal IAi f� Adao(or To Tan, Top P 0, TotTar« 1 Bodo. Figure 1 i C�t.re 4'NPT Nipple Figure 3 J STEP 4: FILE THE UPPER DROP TUBE 6- - ,j J File the upper tube square,and - r =' ovw spin remove any burrs or rough edges. `� container Make sure the cut is flat and Measure to Fere square. or ac rTO l Jadc Screw nmatlaaoa lTop \ l<4 IMPORTANT:Carefully file a good of Face seal am chfer on the inside edge of the Adaptwl I O-Ring Seal 9 '*Face Seal drop tube to provide a lead-in for t - Adaptor the o-ring and inlet tube installed in Step 6. Figure 1A CAUTION: Failure to properly Figure Taoa�asasure apply and cure sealant may re- sult in a failure of a pressure de- cay leak test. STEP 5: APPLY SEALANT Tgnsfar Mork From ¢51 k to Up-.per Prepare sealant by thoroughly Tube mixing 1/3ofeach packettogeth- eruntilcolorisuniform.Gener- seam oust a I sealanttothe inside Figure 2 y y diametererofthe upperdroptube. Figures (For"C"less than or equal to 6-112'only) Make sure coverage is completely around the tube as shown in Fig. STEP 3: CUT THE UPPER DROP TUBE 5. Carefully saw through the tube squarely,at the mark STEP 6: INSTALL INLET TUBE made in Step 2.Use a hacksaw with a new fine-tooth Install o-ring in the o-ring groove blade.Rotating the upper tube as the sawing progress- of inlettube(DO NOT USE es will minimize run out and ensure a square 90-degree GREASE).Insentheinletlube cut.A piece of paper,taped square with the tube or a into the upper tube until it seats GrooveG hose clamp can be used as guides for making a square against the flange on the upper Figure 6 cut. inlet tube.