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Manual 1190 <br />m� <br />�r July 1; 1985 <br />i.)DOU BLE MALL ; -. ECON�DARY CONT�4 MEN T � <br />.:. ' <br />-` �1 P'LN�' INSTALLATION I NTR UCTIONS a'1D e <br />A. 0. SMITH-INLAND INC. o 2700 W. 65TH ST. LITTLE ROCK, AR 72209 • 501/568-4010, TWX 910-722-7377 <br />2: <br />The X.O.-Smith-Inland double-wall secondary containment Useful sections of Manual 9474: <br />system is designed for use with U.L. Listed RED THREAD® II —Tool and Equipment List <br />pipe. rhanufactured by A.O. Smith-Inland. Secondary con- (NOTE: Two 7/16 wrenches are <br />tainment systems consist of the next larger size of pipe and also required for installation.) <br />special two-piece fittings. Rdfer to Manual 9474 or 1055 — Storage and Handling <br />s and,8autletin 1004 for installation instructions for the U.L - Layout and Preparation 1 <br />e Listed pipe. — Cutting <br />_ — Bonding/Adhesive Mixing <br />SECTION I <br />PREPARATION AND ASSEMBLY � <br />A., ' Containment System The length of thtt''"containment system is determined <br />.,.� from: <br />A.O. Sm•1. -Inland secondary containment sizes are: <br />r <br />Contaµinment For Product L = (OAL of Product Piping) <br />t <br />Pipt Size PiDe <br />3" RED THREAD tl �2" RED ThiREAj (See Figure 1) <br />. 4" RED fihEtiEAD 11 3" REO THREAD 1{ <br />6" RED THREAD 11 4" RED THREAD it <br /><= Containment Product <br />Pipe p <br />p L Pipe <br />OAL• <br />All factory spigots and couplings must be cut off the <br />containment piping prior to installation. Containment <br />f - "ings.accept only plain-end pipe (thoroughly sanded): , <br />The ends of the containment pipe must be thoroughly Figure I , <br />Y sanded with 4'0-60 grit sandpaper to remove all sur- <br />face gloss when the pipe is to be Joined with fittings. Product <br />Any heavy resin drips or surface irregularities must be 'Pi a Size ,a <br />removed. Belt sanders, disc sanders, drum sanders or <br />a coarse cut flat file may be used. The sanded length ZIA" �. <br />must exceed 334'*. 4" <br />3%i' <br />�. The, containment pipe must be positioned over the L= OAL- B <br />RED THREAD 11 product pipe prior to bonding of the <br />product {pipe. After testing of the product pipe, the Example:I If 2" product pipe is 20 ft., 6 in. long, cut r <br />cont,_inment fittings should he in and the con- containment pipe 20 ft., 3 in. long. ' <br />et tainment system tested. s, <br />Itis helpful to lay out the system, cut, taper and dry fit <br />all product lines. Where possible, place containment <br />ta <br />fitting halves under the product fittings. (See Figure 2) <br />�, • : �!14f?E0T,HHEAD is a registered trademark of A.0. Smith-inland Inc. j <br />}4t - <br />