English (GB)
37
7. Service
In order to ensure a long service life and
dosing accuracy, wearing parts such as
diaphragms and valves must be regularly checked
for signs of wear. Where necessary, replace worn
parts with original spare parts made from suitable
materials.
Should you have any questions, please contact your
service partner.
7.1 Regular maintenance
7.2 Cleaning
If necessary, clean all pump surfaces with a dry and
clean cloth.
7.3 Service system
According to the motor runtime or after a defined
period of operation, service requirements will
appear. Service requirements appear regardless of
the current operating state of the pump and do not
affect the dosing process.
* Since the last service system reset
Fig. 39
Service soon!
Fig. 40
Service now!
The service requirement signals when the
replacement of wearing parts is due and displays the
number of the service kit. Press the click wheel to
temporarily hide the service prompt.
When the "
Service now!
" message appears
(displayed daily), the pump must be serviced
immediately. The
symbol appears in the
"
Operation
" menu.
The number of the service kit required is also
displayed in the "
Info
" menu.
Interval
Task
Daily
Check, if liquid leaks from the drain
opening (fig. 41, pos. 11) and if the
drain opening is blocked or soiled.
If so, follow the instructions given in
section
.
Check, if liquid leaks from the dosing
head or valves.
If necessary, tighten dosing head
screws with a torque wrench at 4 Nm.
If necessary, tighten valves and cap
nuts, or perform service (see
Check, if a service requirement is
present at the pump display. If so,
follow the instructions given in
section
Weekly
Clean all pump surfaces with a dry
and clean cloth.
Every 3
months
Check dosing head screws.
If necessary, tighten dosing head
screws with a torque wrench at 4 Nm.
Replace damaged screws
immediately.
Service requirement
Motor
runtime
[h]*
Time interval
[months]*
Service soon!
7500
23
Service now!
8000
24
T
M
04
1
1
3
1
1
110
T
M
04
1
1
31
1
110
Caution
For media which result in increased
wear, the service interval must be
shortened.
Service soon!
Please exchange
diaphragm and valves!
Service kit:
97xxxxxx
Service now!
Please exchange
diaphragm and valves!
Service kit:
97xxxxxx
