User Manual

Table Of Contents
ExpressionMR400InstructionsforUse MaintenanceandTroubleshooting1413
Verification Testing
VerificationtestingfortheMR400caninsomecasesbeperformedbytheuser,providedthe
necessaryaccessoriesandtestequipmentareavailable.However,manyverificationtestsrequire
specializedequipmentandtraining,andasaresultmustbeperformedbyqualifiedservice
personnel;refertotheservicemanual(REF989803181911)for
acomprehensivetesting
procedureandcontacttechnicalsupportwithanyquestions.
Anesthetic Oxygen (O2) Sensor Depletion
Theanestheticoxygen(O2)sensorusesgalvanictechnologyandhasalimitedshelflife,as
indicatedbytheexpirationdateprintedonthepackagingandsensor.Takenotethisexpiration
dateandplanaccordinglyforreplacementschedulingoftheO2sensor;seepage1413for
instructions.
IftheO2sensor
ismissingormalfunctioning,AgentHWFail‐O2Sensorwillbedisplayedshortly
afteractivationoftheAGENTparameter;or,duringCO2use,TurnOffCO2,ReplaceO2Sensor
willbedisplayed.Ineachcase,theO2sensormustbereplacedbeforeAgentandgasmonitoring
canproceed.
Replacing the O2 Sensor
TheO2sensorislocatedbehindtheservicepanelcoveratthebackoftheWPU.
WARNING
The gas sampling line must not be connected to the patient airway adapter or any other gas
source during oxygen sensor replacement, as it will cause an incorrect calibration of the O2
reading.
5Thiscompletesbasicfunctionaltestingofthedroppedmodule.
However,ifduringfurtherusage,problemsareencountered,such
asstatusmessages(LeadFail,NoProbe,etcetera)then
discontinueuseofthemoduleand replaceitbeforeusingthe
MR400system.
6 Discontinueuseofthemoduleandreplaceitbeforeusing
the
MR400system.
Step Action