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Dräger Medizintechnik GmbH
Repair Information/Error Events Savina Version 2.0
Page 278
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1.
O2 sensors are faulty
−
Replace O2 sensors
2.
O2 sensors have been calibrated to the wrong gas
−
Valve V4 does not open
−
R3 flow control valve is obstructed
−
Tubing at valve block are not connected properly (check using tubing diagram, see "
" under "Schematics and Diagrams").
−
Metal cover of O2 sensors is leaky (check sealing)
3.
Measured values required for O2 calibration are incorrect (for measured values see also
chapter "
−
Check ambient pressure sensors S6/S7
−
Check temperature measurement
−
Check internal flow measurement (S1)