Grundfos CMV 3, Installation And Operating Instructions Manual

Page: 9 / 20

English (GB)
9
6.1 Contaminated products
The product will be classified as contaminated if it
has been used for a liquid which is injurious to health
or toxic.
If you request Grundfos to service the pump, the
safety declaration at the end of these instructions
must be filled in by authorised persons and attached
to the pump in a visible position before returning it
for service.
Clean the pump in the best possible way before you
return it.
If proper cleaning is not possible, all relevant
information about the pumped liquid must be
provided.
If the above is not fulfilled, Grundfos can refuse to
accept the pump for service.
Costs of returning the pump are to be paid by the
customer.
The safety declaration can be found at the end of
these instructions (only in English).
6.2 Service documentation
Service documentation is available in Grundfos
Product Center
(http://product-selection.grundfos.com/).
If you have any questions, please contact the
nearest Grundfos company or service workshop.
7. Taking the product out of operation
7.1 Cleaning
Prior to a long period of inactivity, flush the pump
with clean water to prevent corrosion and deposits in
the pump.
Use acetic acid to remove possible lime deposits
from the pump.
7.2 Frost protection
Pumps which are not being used during periods of
frost must be drained to avoid damage.
Remove the filling and drain plugs from the pump.
See fig.
5 .
Do not refit the plugs until the pump is taken into
operation again.
7.3 Taking the product permanently out of
operation
Observe the following if the pump is to be
permanently taken out of operation and removed
from the pipe system.
CAUTION
Biological hazard
Minor or moderate personal injury
- Flush the product thoroughly with clean
water and rinse the product parts in
water after dismantling
WARNING
Corrosive liquids
Death or serious personal injury
- Wear personal protective equipment.
WARNING
Toxic liquids
Death or serious personal injury
- Wear personal protective equipment.
CAUTION
Hot or cold liquid
Minor or moderate personal injury
- Wear personal protective equipment.
CAUTION
Back injury
Minor or moderate personal injury
- Use lifting equipment which is approved
for the weight of the product.
- Use a lifting method suitable for the
weight of the product.
- Wear personal protective equipment.