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4Ć114
800 Series Operator's Manual
Troubleshooting System Messages
Use this table to troubleshoot system messages that appear during analysis mode
functions. The system messages are listed in the status area of the Analysis Mode
home screen.
Problem Probable Cause and Solutions
Bubbles Detected in
Sample
The system detects a non-continuous fluid in the measurement
module sample path. The system asks whether you want to
continue.
1. If the sample is not at point A or beyond, you can position
the sample manually to continue with analysis. Press
Sample in Place.
2. Ensure that you use proper sampling technique, as
described in Analyzing . . . Samples in Section 2.
NOTE: The reference sensor has two O-rings.
3. Verify that the sensor O-rings are not deteriorated and that
all sensors and sensor O-rings are aligned correctly with
the sample path.
4. Check the sample probe and the sample tubing for damage
or incorrect installation.
5. Verify that the reagent and sample pumps are operating
correctly and test the reagent and sample pump flow rates,
as described in Pump Functions Test in Section 4.
COox Sample
Chamber Temp Error
The CO-ox sample chamber is outside the 37.00 ± 0.35°C
range. The system cannot accept tHb sample measurement
requests.
1. Perform the Temperature/pAtm Test, as described in
Section 4.
2. If the temperature control is off, press
Reset Control.
3. Wait at least 15 minutes for the system to warm up.
COox Sample Temp
Out of Range
The CO-ox sample chamber temperature is not in range at the
end of the measurement sample.
1. Perform the Temperature/pAtm Test, as described in
Section 4.
2. If the temperature control is off, press
Reset Control.
3. Wait at least 15 minutes for the system to warm up.
(Continued)