Notes; Receiving The Product; Inspecting The Product; Installing The Product - Grundfos DWK Serie Montage- Und Betriebsanleitung

1.3 Notes

The symbols and notes below may appear in
Grundfos installation and operating instructions,
safety instructions and service instructions.
Observe these instructions for explosion-
proof products.
A blue or grey circle with a white graphical
symbol indicates that an action must be
taken.
A red or grey circle with a diagonal bar,
possibly with a black graphical symbol,
indicates that an action must not be taken
or must be stopped.
If these instructions are not observed, it
may result in malfunction or damage to the
equipment.
Tips and advice that make the work easier.

2. Receiving the product

The product is supplied from the factory in a proper
packing in which it must remain until it is to be
installed. Make sure that the product cannot roll or
fall over.
If the product is not going to be installed immediately,
the free end of the power cable or the sensor cables
must be protected from moisture which could
otherwise penetrate the motor windings. This must
be done as soon as the product is received.
Protection can be carried out by fitting a cable cap or
by wrapping the free end of the cable in plastic and
taping over the plastic with strong waterproof tape.

2.1 Inspecting the product

After receiving and before installing the product,
check the following points:
• Check that the pump corresponds to the order.
• Check that accessories and other equipment are
not damaged during transport.
6

3. Installing the product

Before beginning the installation, check that the
pump is suitable for the supply voltage and
frequency available at the installation site.
DANGER
Electric shock
Death or serious personal injury
- Before beginning the installation, switch
off the power supply and lock the main
switch in position 0.
- Before working on the pump, switch off
any external voltage connection to the
pump.
CAUTION
Sharp element
Minor or moderate personal injury
- Wear protective clothing (gloves) when
working on the pump.
Observe all safety regulations at the
installation site, for instance the use of
blowers for fresh-air supply to the pit.
Product installation in pits must be carried
out by specially trained persons.
Work in or near pits must be carried out
according to local regulations.
For safety reasons, all work in pits must be
supervised by a person outside the pump pit.
Pits for submersible sewage and wastewater
products contain sewage and wastewater with toxic
and/or disease-causing substances. Therefore, all
persons involved must wear appropriate personal
protective equipment and clothing and all work on
and near the product must be carried out under strict
observance of the hygiene regulation in force.