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INSTALLATION INSTRUCTIONS
FOR B409 DOUBLEWALL TANK SUMP
WITH REINFORCED BOTTOM
S. Bravo Systems, Inc.
2929 Vail Ave. - Commerce, CA 90040
(323) 888-4133 - FAX: (323) 888-4123
www.SBravo.com
Written by: Jonathan Smith
ii-B409-DW-10A
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The B-409 Doublewall Sump w/Bottom from S. Bravo Systems, Inc. MUST be installed by Bravo Certified Contractors. Details can be found at www.sbravo.com/cert READ THESE INSTRUCTIONS - KEEP FOR FUTURE REFERENCE TABLE OF CONTENTS DRY FITTING SUMP & EQUIPMENT................................p. 4 A) Installing & Securing..........................................................p. 5 Install & Test Penetration Fittings...................................... p. 5 (A.4) B) Mantadory Air Integrity Test.....
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BEFORE PENETRATING FIBERGLASS WALLS ENSURE THAT EACH DOUBLE WALL FIBERGLASS SUMP IS HOLDING VACUUM It is REQUIRED to visually check the Vacuum gauge on each and every Bravo Systems Double Wall product and write on its FAX report Vacuum level, name of observer, and date for every DoubleWall Sump. WARRANTY IS VOID: IF ANY OF THE FOLLOWING OCCUR A) There is a failure to comply with the Required written report guidelines as stated above. B) Double Wall Products are DOUBLE-STACKED, stored or shipped
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EQUIPMENT DRY-FIT - BEFORE INSTALLING PENETRATION FITTINGS - BEFORE CUTTING OPEN SUMP INTERSTICE DRY-FIT YOUR SUMP PIECES AND INTERNAL EQUIPMENT. PLAN YOUR INSTALLATION AND MAKE SURE EVERYTHING FITS, AND WILL FIT LATER DURING INSTALLATION. Recommended Tools HYDROSTATIC ONLY!! (NOT PROVIDED) MANOMETER KIT (PER SUMP) Power/air Sanders. Acetone to clean up tools/applicators. Power Cutting Tools. - Interstitial fluid TOTAL HEIGHT - Standard Manometer 4’ = 5 gal - Manometer Bracket 5’ = 6 gal T-F-
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A - INSTALLING AND SECURING YOUR B409 BEFORE INSTALLING PENETRATION FITTINGS ENSURE THAT THE SUMP BODY IS HOLDING VACUUM. If the gauge is Below 12 inches of mercury (Hg/Vacuum), then pressurize the sump interstice to 4 PSI and submerge the gauge and tubing assemblies. Soap test the test tubing fittings on the walls. If an air leak is found, contact the factory. If no leak at the tubing is found, soap test the rest of the sump surface starting with the exterior. Visually inspect for damage. If
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B - MANDATORY AIR INTEGRITY TEST B.1 - Use test assembly and pressure sump to no more than 4 PSI. Close off with ball valve and resume other work. Allow 1 Hour before recording pressure. FIELD AIR INTEGRITY INSPECTION TEST : Hold pressure for a BRAVO minimum of 1 hour for a Field Integrity Inspection Test. The Tank Sump PASSES QUALITY the integrity test if the Sump shows NO NO signs of continuous pressure decay. STANDARD IF TEST PASSES - CONTINUE ON TO THE HYDROSTATIC FILL & INTEGRITY TEST. B.
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C - VACUUM / HYDROSTATIC FILLING FIELD AIR INTEGRITY INSPECTION TEST : YOUR PRODUCT WARRANTY WILL BE VOID IF YOU DO NOT Hold pressure for a minimum of 1 hour for a Field Integrity Inspection Test. After passing the pressure test, it is HIGHLY RECOMMENDED that the 4 PSI is maintained for as long as possible, up until the time of backfill. YOUR PRODUCT WARRANTY WILL BE REVOKED IF YOU CHOOSE TO SKIP THE AIR INTEGRITY TEST OUTLINED IN YOUR COPY OF YOUR PRODUCT INSTALLATION INSTRUCTIONS. YOU MUST
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C.3 - Close off ball valve completely and prime the open ended 36” length of clear tubing with provided Interstitial Fluid. Use a liquid funnel. Filling Bravo Systems Double Wall Products with Brine (saline) solution will void the product warranty. You must use only Bravo-Supplied Interstitial Fluid, part # IMF-1GAL Barb & Ball Valve Assembly Venturi Vacuum Generator After liquid fill, Conduct the Advanced Leak Detection Procedure, then Cut the ball Bucket valve assembly from its tubing and co
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D) ADVANCED LEAK DETECTION PROCEDURE A Bravo Systems Exclusive detection method D.1 - Clear debris from the top open area of the DoubleWall Product and ensure that the interior walls are clean of debris and visible. D.2 - Apply Vacuum to the sealed interstitial space with the Venturi Vacuum Assembly, and generate 20”-30” of vacuum for a MINIMUM of Five [ 5 ] Minutes. CHECK WITH YOUR EQUIPMENT MANUFACTURERS INSTALLATION MANUALS FOR INSTALLATION GUIDELINES AND/OR EQUIPMENT LIMITS REGARDING VAC
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ALDP IN ACTION DIAGRAM F-32-TS-D Fitting Here a leak is visible while a strong vacuum is pulled on the Interstitial space, forcing tiny air bubbles into the interstitial space to travel upwards. These streams of bubbles are easily spotted and can be traced down to its leak point or area. PAY CLOSE AND SPECIAL ATTENTION TO FIELD-INSTALLED PENETRATION FITTINGS and FRP JOINTS ON TANK SUMPS. THESE ARE COMMON LEAK POINTS. Even though Bravo DoubleWall product corners and edges are thicker than the re
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E - CONNECTING TO MANOMETER E.1 - At this point, after the ALDP test, the interstice should still be holding vacuum. Maintain 20” of Vacuum and slowly open ball valve to let fluid into the interstice until it exits the venturi assembly. Visually check whether the fluid level reaches the top of the interstitial space. E.2 - Cut the barb & ball valve assembly free by cutting the tubing just below it and connect open end of tubing to the bottom of the primary Manometer. E.3 - Remove the Barb, Tubi
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G - Concrete and Backfill Guidelines. To ensure that no immediate or future damage is done to your Bravo Tank Sump Reducer components, make sure that your manhole skirt DOES NOT TOUCH OR REST ON THE TANK SUMP SHOULDER. The Manhole Skirt should be kept at minimum of 4” away from the tank sump shoulder. Follow the manhole manufacturers instructions for installing the manhole. Also follow other details provided by tank and/or engineering firm for tank driveway pad installation. Backfill your peag
