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Problem Probable Cause and Solutions
Measurement module
temperature error
message
The measurement module temperature is outside the
37.0 ± 0.5°C range. The system cannot accept sample analysis
requests.
1. Ensure the measurement module door is closed.
2. Wait at least 15 minutes for the system to warm up.
3. Perform the Temperature/pAtm Test, as described in
Section 4.
4. If the temperature control is off, press
Reset Control.
5. Verify that the sample ground/temperature sensor is
installed correctly.
6. Verify that the location of the system meets the
specifications for ambient operating temperatures, as
described in Appendix H, Installation.
7. Check the air filter to ensure that the air vent is not
obstructed and that the filter is clean. See Replacing the Air
Filter in Section 3.
8. Verify that the fan is operating.
CO-ox sample
chamber temperature
error message
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.