Mindray WATO EX-55Pro, Service Manual

Page: 277 / 474

8-23
8.2.8 CO2 Module Runtime Alarms
Sidestream CO2 module:
Message
Alarm
Priority
Cause Solution
CO2 Comm
Stop
High
The CO2 module is
faulty or encounters a
communication failure. 1. Replace the communication cable
of the CO2 module.
2. Replace the CO2 module.
CO2 Sensor
High Temp
Low
The temperature of the
CO2 sensor is higher
than 63°C.
Replace the CO2 module.
CO2 Sensor
Low Temp
Low
The temperature of the
CO2 sensor is lower than
5°C.
Replace the CO2 module.
CO2 Airway
High Press.
Low
The airway pressure is
higher than 790 mmHg.
1. Check the airway pressure.
2. Reconnect the sampling line.
3. Replace the CO2 module.
CO2 Airway
Low Press.
Low
The airway pressure is
lower than 428 mmHg.
1. Check the airway pressure.
2. Reconnect the sampling line.
3. Replace the CO2 module.
CO2 High
Barometric
Low
The barometric pressure
is higher than 790
mmHg.
Replace the CO2 module.
CO2 Low
Barometric
Low
The barometric pressure
is lower than 790 mmHg.
Replace the CO2 module.
CO2 Hardware
Error
High
1. External AD 2.5 V
error
2. 12 V voltage error
3. Internal AD 2.5 V
error
4. Air pump error
5. 3-way valve error
Replace the CO2 module.
CO2
Sampleline
Occluded
Low
The sample line is
occluded. 1. Check the sample line.
2. Replace the CO2 module.
CO2 System
Error
Low Multi-system error Replace the CO2 module.
CO2 No
Watertrap Low
The CO2 watertrap is
detached or is not
connected.
1. Check the CO2 watertrap.
2. Re-install the CO2 watertrap.
3. If the problem persists, replace the
CO2 watertrap.
4. If the problem persists, replace the