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71 SOnTOOL PROCEDURE BELOW, STEP 10A: TIGHTEN THE 71 SO4001. <br /> FOR 71 SO-TOOLC, SEE MAGE 9 Use the three view holes to ensure that the tool seats <br /> FOR 71 SO-TOOLCT, SEE PAGE 10 out flat against the top of the inlet tube. To prevent <br /> vertical movement of the tool during drilling, hand <br /> Note; 71 Sp-TOOL can only be used with testable tighten all three knobs evenly to the upper drop tube. <br /> overfill valves if modified as shown below. A 2" See Figure 10A. <br /> wide slut must be added to accommodate cast [ug. <br /> STEP 11 A: PREPARE DRILL AND BIT <br /> Add 2" wide Confirm that the stop on the 3/16" drill bit supplied <br /> _ _ _, - - with the 7150-T00L is in the correct position before <br /> It 'll . - slot to use with <br /> 4 i ` , , drilling. The stop is factory installed at a distance be- <br /> testable valves tween 2" to 2- 1 /16" from the tip with the 7150}-TOOL. If <br /> the stop Is not at the correct position it must be fixed <br /> before drilling. <br /> 1' ININ.01 IN <br /> ;ass <br /> CAUTIONS If the drill stop is not in the proper loca� <br /> �` > �� '!. �•i. tion failure of a pressure decay teak test may result. <br /> \ <br /> I• -" <br /> , , <br /> 71 SO-TOOL Modifications for Testable inlet <br /> I �j V;! <br /> STEP 9A: INSERT 71 SO-TOOL OVER INLET TUBI: -� <br /> To install the 71 50700L (sold separately) over the inlet <br /> tube, first loosen all three knobs, so the tool can pass Tip to stop dimension must be <br /> freely over the inlet tube flange. Align the slot on the 2" to 2-1 /16". <br /> tool with the key on the inlet tube and insert the tool <br /> down . See Figure 9A. Figure 71A <br /> Loosen all Hand STEP 1 2A: DRILLHOLES <br /> Tool slot knobs view holes tighten With the Inlet tube and 71 SO TOOL in place, carefully <br /> knobs drill a 3/16" diameter hole in the upper tube using the <br /> evenly drill bushing in the knob as a guide. The drill stop is pow <br /> ` sitioned so it will bottom out against the knob after the <br /> bit has drilled through the upper drop tube . If the stop <br /> is positioned wrong either no hole will be drilled, or a <br /> through hole could potentially be drilled through the <br /> inlet tube. If no hole is drilled return to step 11A and <br /> check the stop dimension . If a hole is drilled through <br /> the inlet tube or into the screw hole the assembly is not <br /> Inlet salvageable. Drill (2) more holes in the two remaining <br /> Tube knobs. <br /> key ° (Drill thru upper <br /> Figure 9A Figure T OA tube only .tel <br /> Figure 12A <br /> 8 <br />