User Manual

Maintenance, cleaning, disposal

125

5 Maintenance, cleaning, disposal

5.1 Maintenance

The measuring instrument is almost maintenance-free. The

only maintenance task is replacing the batteries:

Caution

Make sure that the poles of the batteries are the right way

round. The

± signs in the battery compartment must corre-

spond to the

± signs on the batteries.

Only use leakproof alkaline manganese batteries.

Note

See the relevant operating manual of the electrode for in-

structions on maintenance.

1 Open the battery compartment (1) on the underside

of the instrument.

2 Remove the batteries from the battery compartment

3 Insert four new batteries (Type Mignon AA) into the

battery compartment.

4 Close the battery compartment (1).

The date (day) flashes on the display.

5 Set up date/time according chapter 3 COMMISSIONING.