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rte. <br /> Monitor Fitting Typical Manway Cover Fitting Configurations <br /> A B C D <br /> The monitoring fitting allows for the placement of <br /> probe(s)to detect the presence of liquid in the �O> Q _ 0 O� <br /> interstitial space. \/ \ �–" <br /> E F G H <br /> Fitting No.of Radius from Cover Center <br /> Pattern. Fittings 22 30, 36 Spacing <br /> (4"NPT) Manway Manway Manway <br /> Fiberglass Reservoir/Brine A 1 Center Center Center — <br /> g B 2 8' 12" 15" — <br /> Xerxes double wall tanks can be shipped with a D 3 g. 12. 15" 90 <br /> factory brine-filled interstice,which provides a E 3 8' 12" 15-1 1200 <br /> positive pressure hydrostatic monitoring system f 4 8" 12" 15' 90" <br /> to detect a leak This system provides continuous G 5 8" 12' 15" 90 <br /> leak protection for both the primary and secondary H 0 — — — — <br /> walls of the tank In addition,Xerxes TRU-CHEKO <br /> UL verified tank-tightness Notes® Bolt Hole Configurations <br /> test can be perform- g <br /> ed on all brine-filled 1. All covers are provided with a <br /> tanks.See page &T NPT plug to bleed manways Manway Size 22" 30" 36" <br /> 16 for more during precision tank testing. <br /> TRU-CHEKO 2. Standard fittings are 4•NPT Dia.of Cover 28" 371/2" 46" <br /> details. forged half-couplings. Bolt Circle Dia. 26' 341/2"42 3/4' <br /> 3. Optional 6*NPT fittings are <br /> avafiable for use with 4• Bolt Hole Dia. 3/4' 3/4' 3/4" <br /> fiberglass fill tubes.The 6- Bolt Size 5/8" 5/8' 5/8' <br /> ftffing must be located in the No.of Bolts 24 30 32 <br /> center of the manway cover. <br /> 4. Made-to-order covers are <br /> available upon request <br /> F <br /> C 5.when ordering tanks,specify Fiberglass Manways manway fining configuration. <br /> Manways provide both access to the interior of the t± <br /> tank as well as a location for service fittings.The Fiberglass Manway Extensions <br /> standard manway I.D. is 22".Manways with 30" <br /> and 36"I.D.'s are available on certain tanks. Tank entry in high groundwater conditions <br /> Each manway is provided with a steel cover,with and/or deep burials may require manway exten- <br /> plated bolts, nuts and washers, and a UL-listed sions. When bolted to the manway, an extension <br /> gasket. Manways are placed in standard locations provides a watertight access to the tank interior. <br /> as shown on the standard tank drawings. Extensions are available in 22", 30"and 36"diam- <br /> NPT Fittings eters, and in two foot lengths or more, up to a <br /> Steel NPT service fittings in the manway cover are maximum height of 6'. Extensions include nuts, <br /> available in 2 4, 6"and 8"half-couplings. See bolts, washers and a gasket. <br /> 0 <br /> Standard Tank Data o <br /> on pages 7, 8 and 9 ' <br /> m <br /> for size and <br /> quantities. <br /> 0 <br /> 11 <br />