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8 <br />API RECOMMENDED PRACTICE 1861 <br />Eductor type <br />(See detail IA) <br />N <br />11 <br />Air flow / Eductor N <br />_ =1 <br />Compressetl air <br />_ 1 <br />G.L <br />Vent <br />Fill (drop) tube Air flow� <br />1 � <br />Figure 1—Eductor-Type Air Mover <br />Detail 1A <br />Quick couple <br />Hose air <br />Diffused air blower compressor <br />(See detail 2A) <br />Pressure reducing <br />-Ground cable valve with gauge <br />(See note) ` <br />Brass pipe IYi" die. �.../ <br />with four rows of 35 — <br />5 psiAir Ih" holes <br />g _� flow (110 holes total) <br />Shut-off Detail 2A <br />valve <br />1" to first hole <br />Pipe must tough <br />tank bottom - - <br />for ground <br />Note: Ground cable brazed to pipe must be clamped to fill pipe. Use 12 gauge ground wire from fill pipe <br />to water pipe or ground rod. <br />Figure 2—Diffused Air Blower 0) <br />