Hach TitraLab Basic User Manual page 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
Check all tube connections for leaks and
damage.
Replace burette syringe
Valve block
Burette feed tube
Burette discharge tube
Bottle closure set
Every
6 months 12 months
week
x
x
x
x
x
x
English 85