seal tape stuffing, white lead, after connecting to remove excess filler; 6, pipe installation to ensure that the reservge system using triage system in the interior design, into the sewage system, water system parts, riser by bonding of UPVC drainage pipe construction, transfer floor cast iron drainage pipes by centrifugal casting, clasp connection of buried pipeline using centrifugal casting iron pipe, socket socket connections, sealing of cement mortar. Diameter of DN100~DN150. Embedded stage of construction stage is divided into structural and piping installed. 1, submersible pumps installation: systems use submersible pumps of product certification and quality control technical documents. Submersible pump installation shall meet the following requirements: location, elevation, the design requirements; equipment integrity, damage and corrosion, pipe protection intact; turning flexible and no clean sound; -drive steering confirmation, direction compatible with the pump. Leveling should be based on the level of the pump cover, shaft protruding parts, base level work surface as the basis for measurement, longitudinal and transverse level deviation should not exceed %. after the driving shaft and the driven shaft
seal tape stuffing, white lead, after connecting to remove excess filler; 6, pipe installation to ensure that the reserved tee height 500 mm the c
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