Hach-Lange ORBISPHERE A1100 Family - Manual (Page 33)

31
Maintenance and Troubleshooting
3. Hold the sensor with the membrane facing
down to avoid spilling any electrolyte, then
carefully unscrew the old cartridge. Drain the
old electrolyte into a sink and flush away.
Discard the old cartridge and membrane.
4. Remove the cotton washer and silicone disc
from the top of the anode and discard.
5. Rinse the sensor head under a tap for 15
seconds to remove any remaining electrolyte
and shake dry.
6. With a soft tissue gently clean around the
guard area (indicated right) and then wipe off
any excess moisture from the sensor to
ensure all parts are completely dry.
7. Repeat this rinse and dry process with the
protection cap.
8. Clean the anode using the cleaning tool
supplied.
9. Place the tool over the sensor head.