Installation
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Powerlift prefabricated pumping station
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Installation,
product-accompanying documentation: Instruction "Multitop manhole
cover".
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Clean and moisten the sliding rebate of
the cover plate and/or the supporting
ring and the underside of the cover.
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Apply mortar bed on the surface of the
rebate.
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Insert the cover in the "retainer" and
align.
3.3.6 Laying and connecting the on-site inlet pipe
IMPORTANT
Before the inlet pipe is connected, the excavations must be filled up to this level,
Chapter 3.3.11 “Backfill excavations”.
Specifications:
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Pipe nominal width,
Chapter 6.1.1 “Dimensions”.
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Lay pipes to be frost resistant.
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The pipe cross-section must not reduce in the direction of flow.
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Make flexible pipe joints.
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Lay up to the tank with a gradient of at least 1.5 – 2 %.
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Reverse gradients, and the formation of siphons or pockets are not allowed.
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Select material that is resistant to the wastewater (e.g. KML, PP, PE, PVC).
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Use acid-free lubricant to grease the
spigot of the inlet pipe and the sealing
lips of the socket seal.
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Push the spigot into the socket seal.
3.3.7 Laying and connecting the on-site ventilation pipe
IMPORTANT
Before the on-site ventilation pipe is connected, the excavations must be
backfilled up to this level, Chapter 3.3.11 “Backfill excavations”.
Specifications:
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Pipe nominal widths DN/OD = 110 mm and/or DN/OD = 160 mm with PSD-B-2200/
T
Basin
585
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Lay the vent stack so that it rises continuously. Do not reduce the stack cross-section.
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The vent stack pipe must not be merged with the vent stack of a grease separator.
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The end of the vent stack must be routed to above the roof or, for example, in the
ground, where it does not cause any odour nuisance.
