16-5 
 
 CAUTION 
z  To avoid blocking the airway, empty the DRYLINE II watertrap container 
whenever half full. Replacing the DRYLINE II watertrap once a month is 
recommended.  
z  The DRYLINE PRIME watertrap mini is automatically blocked when its service 
life is reached. Replace the DRYLINE PRIME watertrap mini if the alarm “CO2: 
Change Watertrap” occurs. 
z  The watertrap has a filter preventing bacterium, water and secretions from 
entering the module. Extended use could destroy the filter in watertrap and fail to 
stop the bacterium, water and secretions entering the module, result in damaging 
the gas module and having infection risk.. 
 
 
NOTE
z  Do not apply adult watertrap to the neonate patient. Otherwise, patient injury 
could result. 
z  To extend the lifetime of the watertrap and module, disconnect the watertrap from 
the module and set the operating mode to Standby mode when CO
2
 monitoring is 
not required. 
z  The sapmle rates are different when different types of watertraps are used. 
 
 
16.5.2 Zeroing the CO
2
 Module 
The CO
2
 module performs zero calibration automatically when needed. 
 
NOTE
z  The CO
2
 module temporally stops measuring during zeroing.