User Manual

MPP 350 Maintenance, cleaning, replacement

ba75434e02 07/2005

5.2 Outside cleaning

Basic module and

D.O. module

After cleaning, thoroughly rinse with deionized water and recalibrate if

necessary.

pH electrode For further notes concerning the cleaning of the electrode refer to the elec-

trode operating manual.

Contamination Cleaning procedure

Lime sediments Immerse in acetic acid (volume share =

20 %) for 1 minute

Fat/oil Clean with warm water that contains wash-

ing-up liquid