AMU pH-Redox
Maintenance
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6.2.
Stop of Operation for Maintenance
1
Stop sample flow.
2
Shut off power of the instrument.
6.3.
Maintenance of Electrodes
WARNING
Chemicals can be toxic, caustic and flammable.
Read the Material Safety Data Sheets (MSDS) first.
Only persons trained in handling dangerous chemicals are al-
lowed to prepare the reagents.
Wear suitable protective clothing, gloves and eye/face protec-
tion.
6.3.1
Clean pH/ORP SI or FL Electrodes
This instruction applies for:
the pH SI electrode
the Swansensor reference FL electrode.
NOTICE:
• Do not remove the KCl bottle from its holder or the KCl supply
pipe from the KCl bottle when removing the electrode.
• Do not put the electrodes into acids to clean them.
To remove the electrodes from the flow cell proceed as follows:
Remove
electrodes
from flow cell
1
Unscrew and remove the connector [A] from the electrode [B].
2
Unscrew and remove the electrode [B] from the flow cell block
by turning the union screw [C] counterclockwise.