Siemens RAPIDLAB 248 Operator's Manual page 58

Page 3-20
Replacing the Reference Sensor Cassette
Figure 3-21. Filling the Internal Reference Compartment
NOTE:
and reservoir cap.
CAUTION:
easily damaged.
Figure 3-22. Changing the Reference Inner
Figure 3-23. Filling the Reference Reservoir and Replacing the Cap
Use the hex tool supplied to remove the reference electrode inner
Do not touch the reference electrode inner as it is fragile and
c. Remove the electrode inner from the old cassette, or, if you are
installing a new reference inner remove it from its container, and
screw into the new internal reference compartment. Do not
cross-thread the electrode inner.
d. Inject the remaining solution into the reservoir up to the fill line,
and replace the reservoir cap until finger tight.
e. Tilt the reference cassette and tap the front with your knuckle to
remove air bubbles.
New Cassette
Old Cassette
248 Operator's Manual
New Cassette