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Xylem FLYGT Compit 901 Installation Seite 30

Pumpstation
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en - Original instructions
Condition
Coarse-grained soils, such as gravel and stone with
grain size above 2.0 mm
• Mount the plastic pipe and install the unit insulation.
• If the unit is idle during winter, then do one of the following:
– Make sure that both the access cover and the surrounding ground are insulated. Install a box insulated
with cellular plastic.
– Arrange supplementary heat from a thermostatically controlled radiator or an immersion heater.
4.2.13 Backfill
Compaction of the backfill must be thoroughly done to make sure that the surrounding material provides support
to the structure of the unit.
NOTICE:
Do not allow soil or gravel to get inside the unit.
30
Action
Extend the ground insulation at least 1.8 m around
the unit

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