Mindray WATO EX-65 - Page 8

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3.9.4 Test the Apnea Alarm ....................................................................................... 3-17
3.9.5 Test the Sustained Airway Pressure Alarm....................................................... 3-17
3.9.6 Test the High Paw Alarm.................................................................................. 3-17
3.9.7 Test the Low Paw Alarm .................................................................................. 3-18
3.10 AGSS Inspection ......................................................................................................... 3-18
3.10.1 Check the Float .............................................................................................. 3-18
3.10.2 Check the Transfer Tube and Active Scavenging Tube.................................. 3-19
3.11 Power Failure Test....................................................................................................... 3-20
3.12 Electrical Safety Tests ................................................................................................. 3-21
4 Maintenance and Calibration ......................................................................................... 4-1
4.1 Equipment Maintenance.................................................................................................. 4-1
4.1.1 One-year Replaceable Parts ............................................................................... 4-1
4.1.2 Three-year Replaceable Parts............................................................................. 4-9
4.2 System Test ..................................................................................................................... 4-9
4.2.1 Check the Mechanical Ventilation Mode ......................................................... 4-10
4.2.2 Breathing System Leak Test in Mechanical Ventilation Mode ........................ 4-13
4.2.3 Breathing System Leak Test in Manual Ventilation Mode............................... 4-13
4.2.4 Check the Sensor Zero Point............................................................................ 4-13
4.2.5 Check the Flow Sensor Accuracy..................................................................... 4-14
4.2.6 Check the Pressure Sensor Accuracy ............................................................... 4-15
4.2.7 Check the Electronic Flowmeter Accuracy...................................................... 4-16
4.3 System Calibration........................................................................................................ 4-18
4.3.1 Flow Calibration (user) .................................................................................... 4-20
4.3.2 Flow Calibration (factory)................................................................................ 4-21
4.3.3 Pressure Calibration (factory) .......................................................................... 4-27
4.3.4 Electronic Flowmeter Calibration (factory) ..................................................... 4-31
4.3.5 Pressure and Flow Zeroing (factory)................................................................ 4-34
4.3.6 Electronic Flowmeter Zeroing (factory)........................................................... 4-35
4.3.7 O2 Sensor Calibration (optional) ..................................................................... 4-36
4.3.8 CO2 Calibration (factory) ................................................................................ 4-37
4.3.9 AG Calibration (factory) .................................................................................. 4-39
4.3.10 O2 Module Calibration (factory).................................................................... 4-41
4.4 Software Upgrade and Software Configuration Activation........................................... 4-43
4.4.1 Software Upgrade............................................................................................. 4-43
4.4.2 Software Function Activation........................................................................... 4-50
4.4.3 Change the Software Configuration of Electronic Flowmeters........................ 4-53
4.4.4 Load Gas Module or BIS Module .................................................................... 4-56
4.4.5 Load O2 Sensor Monitoring Function.............................................................. 4-57
4.4.6 Select the Drive Gas......................................................................................... 4-58
4.5 Zero the Airway Pressure Gauge................................................................................... 4-59
4.6 Adjust the APL Valve Accuracy .................................................................................... 4-60
5 Troubleshooting................................................................................................................ 5-1