Installing The Product; Mechanical Installation - Grundfos DP 10 Installation And Operating Instructions Manual

3. Installing the product

Pump installation in pits must be carried
out by specially trained persons.
Work in or near pits must be carried out
according to local regulations.
Persons must not enter the installation
area when the atmosphere is explosive.
DANGER
Electric shock
Death or serious personal injury
- It must be possible to lock the main
switch in position 0. Type and
requirements as specified in EN 60204-
1, 5.3.2.
DANGER
Electric shock
Death or serious personal injury
- Make sure there are at least 3 m free
cable above the maximum liquid level.
For safety reasons, all work in pits must be
supervised by a person outside the pit.
We recommend that you carry out all
maintenance and service work when the
pump is placed outside the pit.
DANGER
Crushing hazard
Death or serious personal injury
- Make sure that the lifting bracket is
tightened before attempting to lift the
pump. Tighten if necessary.
Carelessness during lifting or transportation may
cause personal injury or damage to the pump.
6

3.1 Mechanical installation

Make sure the pit bottom is even before
installing the product.
DANGER
Electric shock
Death or serious personal injury
- Switch off the power supply and lock the
main switch in position 0.
- Switch off any external voltage
connected to the product before working
on it.
CAUTION
Hot surface
Minor or moderate personal injury
- Make sure that the pump has cooled
down before touching it.
DANGER
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.
CAUTION
Biological hazard
Minor or moderate personal injury
- Flush the pump thoroughly with clean
water and rinse the pump parts in water
after dismantling.
Pits for submersible drainage and
effluent pumps may contain drainage or
effluent with toxic and/or disease-
causing substances.
- Wear appropriate personal protective
equipment and clothing.
- Observe the local hygiene regulations in
force.