COMPLIANCE INFO_1997 - Laserfiche WebLink

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PREPARING THE SITE (cont A) Determine correct ct length of piping,then cut pipe with Step Five—Dispenser Sumps the Omniflex cutting tool, OC1500. A) Mount dispenser sumps B) Once the correct length has been cut from the pipe into dispenser island forms to available, trim the secondary cover with the OC1501 prepare for installation of pri- trimming tool. mary piping (see Dispenser Sump Instructions for addi- C) After the secondary cover tional information). is trimmed, measure 1-5/8" from each end of the primary Ste Six pipe and designate measure- Step ments with a marker. Install bulkhead fittings.For directions,refer to Bulkhead Fitting Instructions,BFI726,supplied with the fittings. Step Three—Coupling the Primary Pipe Step Seven A) Lubricate the inner surface Seat and support all tank sumps of the pipe and the inner sur- and dispenser sumps sonovoids face of the coupling with sili- in backfill are present under con spray. Push the primary sumps.Backfill should be even pipe onto the coupling. Insert with bottom of bulkhead en- the primary pipe until the 1-5/8" try,be careful to maintain mini- mark aligns with the bottom mum 1/8" per foot of slope to of the ferrule. Note: It is very next tank or dispenser sump. important that the pipe goes Note: Avoiding direct dump- all the way into the coupling. ing of backfill will help to elimi- nate sump distortion. ASSEMBLING THE PRIMARY PIPE 'Ok • Step One—Measuring the Pipe Ferrule A) Number the tank sumps and dispenser sumps and to mark record the numbers on the Site Layout Sheet(page 6).Also, label the piping runs between each sump.Note:Complete B) Check the diameter of the this step before cutting any pipe. mandrel expansion fingers when fully expanded with TCI - Go/No-Go gauge.If the diam- B) When taking measurements eter is out of tolerance,refer to from the tank sump, place the the TC-10 Coupling Machine tape at the face of the adaptor Manual (shipped with Cou- fitting and measure to the cen- pling Machine) to adjust the ter of the first dispenser sump. expansion diameter.Lubricate Be sure to allow for minimum 3' the mandrel fingers with metal bend radius. Once the tape is assembly paste(Dow Corning laid out properly, take 6" from Moly Kote G-n or equivalent) the final measurement. or redistribute paste before each coupling procedure. C) When taking measurements from dispenser sump to dis- penser sump,measure to the cen- ter line of each and subtract 8" from the overall length. Step Two—Cutting the Primary Pipe • Before cutting any pipe,compare the lengths needed to the lengths available at the site to determine which combina- tions reduce the scrap factor. This is not necessary when using coils. Page 2 - Omniflex Instructions