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SUP ISt LOM TUBE ASSEMBLY <br />if a vise is used, clamp on the valve body casting only to <br />avoid damage to rhe Boat and tubes. 'thread the lower <br />tube onto the valve body until the lower tube bottoms <br />out on valve body. Tube can be tightened by hand or <br />with a strap wrench. R a strap wrench is used try to po <br />sition it on the threaded insert portion of the lower tube <br />to prevent damaging the tube. <br />NOTE: 88fvra instafYng the vahre In the only a pttes- <br />wne test can be parfamred on the rreluete cheek W <br />vaportighenem Siei off troth on& el the tube with <br />Inflatable ptumbarrs plugs. Apply* n1axtmum IV <br />W.G (113 PSI) air prassure. M presaura does not hold <br />and a leak can be located with soap solution, do not <br />instell the valve. Send the valve bade to OPW for <br />warrasrtty eralttadon. <br />GRtlTIDN: Qv mat over-pr+swriu. �oass presfwre <br />ten daura4a the reiMe. <br />STEP 79: CUT LOWER TUBE <br />Measudrrg from the urrderside of the inlet Rabe flange. <br />mark the overall ierrgth of the drop tube a distance of <br />(B) minus 6 . Deiertniw dimension 113) from the meas <br />urcments taken in Step t, Figure t (top of the Face seal <br />Adapter below the drain valve outlet in the spill con- <br />tainer to the bottom of the tank). Saw off the excess <br />tube at a 45 -degree angle or per local codes or require- <br />ments and file off any sharp burrs (Re6erto Figure 24). <br />Optlonak Install the OPW Tank Bottom protector <br />on the Icr+rer tube tRefff to lnstallabon instnrctiom sup- <br />plied with thr Tank Bottom Protector). <br />IMPORfAM: Remove ail chips and shavingsout <br />of <br />the tut end of the tube. Dfl NOT remove chips avast <br />shavings by dumping thru valve body. <br />FOR STANDARD VAPOR TKW MIQOELS, PROCEED <br />TO STEP 20 ON PAGE IC <br />fDR TESTABLE MOVELS, PRDCEED TO PAGE 13. <br />r7 <br />