Mindray WATO EX-55Pro, Service Manual

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8-26
Message
Alarm
Priority
Cause Solution
CO
2
Overrange
Low The monitored value is
out of the measurable
range.
1. Re-calibrate the CO2 module.
2. Replace the CO2 module.
CO
2
Check Cal.
Low 1. Re-calibrate the CO2 module.
2. Replace the CO2 module.
8.3 Leak and Compliance Tests
NOTE

Perform leak test after maintaining the anesthesia machine, replacing parts, or
reconnecting tubes.
8.3.1 Automatic Circuit Leak and Compliance Test
1. If the system is being powered on, the system automatically initiates a self-test and
enters the Automatic Circuit Leak and Compliance Test screen. Or, from the main
screen, select General > Test Leak/Compliance. Select Automatic Circuit Leak Test to
enter the Automatic Circuit Leak and Compliance Test screen as follows.