Rapidlab 1200 Operator’s Guide: Maintenance 5-39
02087462 Rev. V
Maintaining the Internal Reference Electrode
1. Remove the internal reference electrode using the hex tool.
Figure 5-20 Reference Sensor Casette
2. If you are replacing the internal reference electrode, dispose of the electrode
according to your institution’s protocol.
3. If you are replacing the internal reference electrode, rinse the electrode
compartment with KCl fill solution:
a. Empty the fill solution from the sensor.
b. Rinse the internal electrode compartment with 3 drops of KCl fill
solution.
c. Empty those drops of fill solution from the sensor.
4. Fill the internal electrode compartment with KCl solution.
Refer to Filling the Reference Sensor Cassette‚ page 5-36.
5. Reinstall the sensor.
Refer to Installing the Sensor‚ page 5-31.
6. Verify sensor performance.
Refer to Verifying Sensor Performance‚ page 5-31.
1 Internal electrode
2 Cassette
3 Internal electrode compartment
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