10.4 CANNULA BARB AND OUTPUT FILTER REPLACEMENT (RP-506)
The cannula barb connects the gas pathway to the cannula while the output filter is designed to protect the user
from breathing in small particles when using the device. The output filter is located behind the cannula barb and
should be replaced between patients or when replacing the cannula barb. To replace the cannula barb and output
filter, follow these steps:
Step
Instruction
1
1.1 Turn the spanner wrench tool counterclockwise to
unscrew the cannula barb.
2
2.1 Remove the cannula barb.
3.1 Check that there is no debris left inside.
3
3.2 Insert the new integrated cannula barb and
output filter.
4.1 Turn the spanner wrench tool clockwise until
4
the cannula barb is securely attached. Do not
overtighten.
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