Grundfos SE1 50 Notice D'installation Et De Fonctionnement page 13

5. Mechanical installation
When mounted on a base stand or brackets, the
pump must be installed outside the tank. An inlet
line must be connected to the pump.
A dimensional sketch for each installation type
can be found at the end of this manual.
Prior to installation, make sure the tank
bottom is even.
WARNING
Electric shock
Death or serious personal injury
‐
Before installation, switch off the
power supply and lock the main
switch in position 0.
‐
Make sure that the power supply
cannot be switched on
unintentionally.
‐
Any external voltage connected to
the pump must be switched off
before working on the pump.
The pump must not run dry. Dry
running can cause ignition hazard.
Install an independent secondary level
FM
switch to ensure that the pump is
stopped in case the primary stop level
switch is not working.
Inspect the oil level and condition
every 3000 operating hours or at least
once a year.
FM
When the pump is new or after the
replacement of the shaft seal, check
the oil level and water content after
one week of operation.
Use the lifting bracket only for lifting
the pump. Do not use it to hold the
pump during operation.
WARNING
Electric shock
Death or serious personal injury
‐
Before installing the pump and
starting it up for the first time, check
the power cable for visible defects
to avoid short circuits.
WARNING
Biological hazard
Death or serious personal injury
‐
Flush the pump thoroughly with
clean water and rinse the pump
parts after dismantling. Tanks for
submersible drainage and effluent
pumps may contain drainage or
effluent with toxic and/or
contagious substances.
‐
Wear appropriate personal
protective equipment and clothing.
‐
Observe the local hygiene
regulations in force.
CAUTION
Sharp element
Minor or moderate personal injury
‐
Wear protective gloves when
touching the impeller.
Always use Grundfos accessories to
avoid malfunctions due to incorrect
installation.
Related information
8. Servicing the product
13