Grundfos DME 60 Montage- Und Betriebsanleitung Seite 37

8.4.1 Dosing liquid in the pump housing
Warning
Danger of explosion!
Immediately separate the pump from the
power supply!
Make sure the pump cannot be put back
into operation by accident!
If dosing liquid has entered the pump housing, or if
the safety diaphragm is damaged or worn:
• Send the pump to Grundfos for repair, following
the instructions given in section
• If a repair isn't economically reasonable, dispose
of the pump observing the information in section
10. Disposal.
8.5 Operation with loose dosing head
screws
Warning
Danger of explosion, if dosing liquid has
entered the pump housing!
Operation with damaged or loose dosing
head screws can lead to dosing liquid
entering the pump housing.
If the pump was operated with damaged or
loose dosing head screws, immediately
separate the pump from the power supply!
Make sure the pump cannot be put back
into operation by accident!
Dismantle the dosing head without
connecting the pump to the power supply
and make sure no dosing liquid has
entered the pump housing. Proceed as
described in section
diaphragm and
8.6 Repairs.
8.3.2 Dismantling the
valves.
8.6 Repairs
Warning
The pump housing must only be opened
by personnel authorised by Grundfos!
Repairs must only be carried out by
authorised and qualified personnel!
Switch off the pump and disconnect it from
the voltage supply before carrying out
maintenance work and repairs!
The replacement of the supply cable must
Note
be carried out by an authorised Grundfos
service workshop.
After consulting Grundfos, please send the pump,
together with the safety declaration completed by a
specialist, to Grundfos. The safety declaration can
be found at the end of these instructions. It must be
copied, completed and attached to the pump.
The pump must be cleaned prior to
dispatch!
If dosing liquid has possibly entered the
Caution
pump housing, state that explicitly in the
safety declaration! Observe section
8.4 Diaphragm
If the above requirements are not met, Grundfos may
refuse to accept delivery of the pump. The shipping
costs will be charged to the sender.
breakage.
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