Mindray WATO EX-65, Operator'S Manual

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D-6
Drive Gas Pressure
Low H The pressure of drive gas is low. Unreliable monitoring.
Use manual ventilation mode to help the patient breathe
Contact your service personnel.
O2 Supply Failure H The O
2
pressure is low. If Air supply is connected, use
manual ventilation mode to help the patient breathe. Make
sure that O
2
supply with sufficient pressure is connected.
Sustained Airway
Pressure H The Paw in the breathing system is greater than sustained
airway pressure alarm limit for 15 seconds. Check if the
tubes are bent, blocked or broken.
Paw < -10 cmH2O H Paw is less than -10 cmH
2
O. Check if the patient is
breathing spontaneously. Increase fresh gas flow. Check if
there is high flow gas flowing through the AGSS.
If yes, check the negative pressure relief valve on the
receiver.
ACGO On M ACGO is switched on. Switch off ACGO.
PEEP Valve Failure M PEEP valve connection or control failure. Use manual
ventilation mode to help the patient breathe. Parameter
monitoring is enabled.
Insp Valve Failure M Inspiratory valve connection or control failure. Use
manual ventilation mode to help the patient breathe.
Parameter monitoring is enabled.
PEEP Safety Valve
Failure M PEEP safety valve connection or control failure. Use
manual ventilation mode to help the patient breathe.
Parameter monitoring is enabled.
For Monitoring
Only M Mechanical ventilation failed. Use manual ventilation
mode to help the patient breathe. Parameter monitoring is
enabled. Restart the machine.
O2 Flush Failure M Oxygen flushing lasted too long (more than 15 seconds).If
this alarm occurs when O
2
flush button is not pushed,
contact your service personnel.
Replace O2 sensor M O
2
sensor malfunction. Replace the O
2
sensor.
Patient Circuit Leak M A leak was detected in the breathing system. Check the
connection between the breathing system and the flow
sensor.
Pressure
Monitoring
Channel Failure M Patient pressure monitoring failure. Use manual
ventilation mode to help the patient breathe.
Volume Monitoring
Disabled M Flow sensor monitoring was disabled or ACGO was
switched on. Make sure that ACGO is switched off. Use
manual ventilation mode to help the patient breathe.
Calibrate Flow L Last calibration of the flow sensor and inspiratory valve