Obligations of the certified service persons
•
Read this manual thoroughly before starting any work at the
system.
•
Observe the recognised health and safety regulations as well
as the accident prevention regulations.
•
Wear protective equipment in accordance with national health
and safety regulations when working on the system and
handling chemicals.
•
Meet the installation requirements specified in this document.
•
Perform installation and commissioning in accordance with the
knowledge and documents received during the training at
Grundfos.
•
Train the users in performing the basic maintenance tasks
mentioned in this document.
•
Parametrise the system according to on-site requirements
during commissioning.
1.3.3 Users
The persons responsible for operation and basic maintenance of
the system are referred to as "users" in this document. The users
must be trained for their tasks by certified service persons.
Obligations of the users
•
Read this manual thoroughly before starting any work at the
system.
•
Read all documents delivered in the documentation package
thoroughly before starting any work at the system.
•
Obtain instructions from Grundfos specialists on all service
work relating to the system.
•
Observe the recognised regulations for health, safety and
accident prevention.
•
Wear protective equipment in accordance with the national
health and safety regulations when working on the system and
handling chemicals.
•
Keep secret the passwords for the operating software.
2. Safety instructions
2.1 Hazard statements
The symbols and hazard statements below may appear in Grundfos
installation and operating instructions, safety instructions and
service instructions.
DANGER
Indicates a hazardous situation which, if not avoided, will
result in death or serious personal injury.
WARNING
Indicates a hazardous situation which, if not avoided,
could result in death or serious personal injury.
CAUTION
Indicates a hazardous situation which, if not avoided,
could result in minor or moderate personal injury.
The hazard statements are structured in the following way:
SIGNAL WORD
Description of the hazard
Consequence of ignoring the warning
•
Action to avoid the hazard.
2.2 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.
2.3 Symbols on the product
This symbol indicates a danger of electric shock.
All signs and symbols on the product must be observed and
maintained legible.
2.4 Working with chemicals
WARNING
Chemical hazard
Death or serious personal injury
‐
Wear personal protective equipment.
‐
Observe the chemical manufacturer's safety data
sheets (SDS) and safety instructions of the used
chemicals.
‐
Collect and dispose of all chemicals in a way that is not
harmful to persons or the environment.
Make sure that parts in contact with the chemicals are
resistant to the chemicals under operating conditions.
Make sure that leaking chemicals do not cause personal
injury or damage to property.
The installation of leak monitoring equipment and drip
trays is recommended.
2.5 Electrical hazards
WARNING
Electric shock
Death or serious personal injury
‐
All electrical connections must be carried out by a
qualified electrician in accordance with local
regulations.
‐
Switch off the power supply before you start any work
on the product. Make sure that the power supply
cannot be switched on accidentally.
‐
Make sure the control cabinet is closed during
operation.
‐
Replace damaged electrical components and lines
immediately.
2.6 Mechanical hazards
The dosing screw is located under the safety guard of the dry-
material feeder and extends into the dissolving hopper. The dosing
screw is started and stopped automatically.
CAUTION
Automatic startup
Minor or moderate personal injury
‐
Do not reach into the dry-material feeder.
‐
Do not reach into the dissolving hopper.
‐
Make sure that the safety guards of the dry-material
feeder and the dissolving hopper are installed before
starting operation.
5
English (GB)
