Xylem ProLab 4000 - Manual (Page 195)

ProLab 4000 Maintenance, cleaning, disposal
195 ba75646e03 12/2012
15 Maintenance, cleaning, disposal
15.1 Maintenance
The only maintenance activity required is replacing the batteries.
Replacing the batteries If the meter stays connected to the power supply while the batteries are
being replaced, or if they are replaced within approx. one minute, the
date and time will be retained in the meter.
Note
For maintenance of the measuring cells and electrodes refer to the rel-
evant operating manuals.
1 Using a screw driver, unscrew the screws (2) of the lid of the
battery compartment.
2 Open the battery compartment (1) on the underside of the
meter.
3 Remove the four batteries from the battery compartment.
4 Place four new batteries (type Micro AAA) in the battery com-
partment.
5 Close the battery compartment (1).
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