English
85
Manual component activation
Burette
1.
Select
MANUAL ACTIVATION > BURETTE
and press
OK
to
confirm.
•
Select
FILL
with the
DOWN
navigation key to fill the burette.
•
Select
EMPTY
with the
UP
navigation key to empty the burette
into the titration cell.
•
Select
RETURN
with the
LEFT
navigation key to empty the
burette back into the titrant bottle.
Note:
Repeat this procedure multiple times to make sure that the
dispensing process functions correctly.
Stirrer
1.
Select
MANUAL ACTIVATION > STIRRER
and press
OK
to
confirm.
2.
Press
OK
to switch the stirrer on or off.
3.
Use the navigation keys
UP
and
DOWN
to select the stirring speed.
Maintenance
WA R N I N G
Risk of injury
Before maintenance or repair work is conducted, thoroughly rinse the instrument
with deionized water and make sure that there are no residual chemicals in the
tubes and pumps.
Only use genuine replacement parts and accessories.
The instrument must be serviced by the manufacturer's service department at the
prescribed intervals.
Maintenance schedule
Maintenance task
Every
week
6 months
12 months
Check all tube connections for leaks and
damage.
x
Replace burette syringe
x
Valve block
x
Burette feed tube
x
Burette discharge tube
x
Bottle closure set
x