SPECIAL PRECAUTIONS For Schier Solids Interceptor Installations - Failure to follow this guidance voids your warranty DO NOT AIR TEST UNIT OR RISER SYSTEM! Do not install this unit in any manner Doing so may result in property damage, personal injury or death.
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SPECIAL PRECAUTIONS For Schier Solids Interceptor Installations - Failure to follow this guidance voids your warranty High Water Table Below Grade Installation Slab Requirements Installations max water table height A concrete slab to finished grade with rebar is required when installing for direct burial interceptor below grade.
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Excavate hole at least 12" larger than interceptor on all sides and 6" deeper than tank bottom. Lay a level bed of well-packed, crushed aggregate (approximately 3/4" size rock or sand, with no fines) in the base of hole. Schier | SI-75 Installation Guide page 5 of 9...
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Cap unused connections(all configurations) Screw in provided 4" cleanout plugs using pipe thread sealant or tape approved for use with plastics. Do not cap the inlet or outlet connections attached to the diffusers. page 6 of 9 Schier | SI-75 Installation Guide...
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Place unit into final position and set level. Mechanically couple inlet and outlet drainage lines to unit. Do not solvent weld. Ensure all upstream fixtures are trapped. Vent per local code. Installation of 2-way cleanout tees to grade (by others) is recommended for buried installations. Schier | SI-75 Installation Guide page 7 of 9...
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Hours 8am-5pm CST, M-F Bring Covers Flush-to-Grade The SI-75 is ready for burial depth of 40" from finished grade to bottom of tank (or 13-1/2" to centerline of inlet). Deeper burials will require extending the cover adapters and possibly adding risers.
Max water table height for direct burial high water table or at risk area (including but not limited to tidal surge areas, floodplains and areas that receive storm water) the SI-75 must be installed with Schier model AK1 anchor kit. Model AK1 anchor kit...
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