English (GB)
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7.7 Repairs
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.
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.
8. Faults
In the event of faults in the dosing pump,
a warning or an alarm is triggered.
The corresponding fault symbol flashes in
the "
Operation
" menu, see section
.
The cursor jumps to the "
Alarm
" main menu symbol.
Press the click wheel to open the "
Alarm
" menu and,
where necessary, faults to be acknowledged will be
acknowledged.
A yellow display indicates a warning and the pump
continues running.
A red display indicates an alarm and the pump is
stopped.
The last 10 faults are stored in the "
Alarm
" main
menu. When a new fault occurs, the oldest fault is
deleted.
The two most recent faults are shown in the display,
you can scroll through all the other faults. The cause
of the fault is displayed.
The list of faults can be deleted at the end of the list.
If there is a service requirement, this appears when
the "
Alarm
" menu is opened. Press the click wheel to
temporarily close the service prompt
(see section
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!
Caution
The pump must be cleaned prior to
dispatch!
If dosing liquid has possibly entered the
pump housing, state that explicitly in the
safety declaration! Observe section
.
T
M
04
1
1
09
1
0
1
0
Alarm
1
Empty
2
Low level
Delete alarm
messages
❑
