Bayer HealthCare Rapidlab 800 - Manual (Page 257)

3Ć85 Maintaining the System
e. Screw the internal electrode into place, ensuring that you do not
cross-thread the electrode.
f. Tap the front face of the sensor with your knuckle to remove bubbles.
g. Wipe any excess fill solution from the exterior of the sensor with a lint-free
tissue.
5. Ensure that the O-ring is in place on each sensor.
CAUTION: Do not remove or return the sensors to the measurement module
without first discharging static buildup. Touch the inner surface of the module
frame to discharge static buildup.
NOTE: If the sensor does not easily insert into the measurement module, slide the
remaining sensors to the right to create more space.
6. Install the sensor:
a. Align the top of the sensor with the sensor contact.
b. Snap the body of the sensor down into place.
c. Press the tab on the spring-loaded latch down to release the latch.
d. Verify that the sensors are installed from left to right in the following order
in the measurement module:
pO
2
pCO
2
GRD pH Ref
pO
2
pCO
2
GRD pH Na + K + Ca ++ Cl – Ref
pO
2
pCO
2
GRD pH Na + K + Ca ++ Cl – Ref Glu Lac
7. Close the measurement module door.
8. Press Continue and allow the system to warm up for at least 15 minutes.
A wash sequence starts. When the wash sequence finishes, a message box
appears prompting you to perform a two-point calibration.
9. Press No .
10. If you replaced the sample ground/temperature sensor, check the sample path
temperature from the Menu screen:
a. Select 3 Troubleshooting and press Enter .
b. Select 2 Temp/pAtm and press Enter .
c. Press Start Test .
d. Press Stop Test .
e. Check the screen for the sample temperature reading.
f. If you see the message, Temperature control system off, press Reset
Control .
!
840
850
860
3
Menu Code
2
(from the Main Menu)