Hach LANGE ORBISPHERE C1100 User Manual page 28

Maintenance and Troubleshooting
3. Hold the sensor with the membrane facing
4. Remove the cotton washer from the top of
5. Rinse the sensor head under a tap for 15
6. With a soft tissue gently clean around the
7. Repeat this rinse and dry process with the
8. With the help of a pair of tweezers, remove
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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.
the anode and discard.
seconds to remove any remaining electrolyte
and shake dry.
guard area (indicated right) and then wipe off
any excess moisture from the sensor to
ensure all parts are completely dry.
protection cap.
the old O-ring from the sensor body.