ResMed S9 Series Information Manual page 3

Problem/possible cause
The H5i cover seal is not fitted
correctly.
Incorrect air tubing selected.
Device does not start when you breathe into the mask
Breath is not deep enough to trigger
SmartStart/Stop.
There is excessive leak.
Note: If Leak Alert is enabled, an
audible alert is activated and a high leak
message is displayed.
SmartStart/Stop is disabled.
Note: SmartStart/Stop is not available if
you are using a Full Face Mask or if
Leak Alert is enabled.
Device does not stop when you remove your mask
SmartStart/Stop is disabled.
Note: SmartStart/Stop is not available if
you are using a Full Face Mask or if
Leak Alert is enabled.
SmartStart/Stop is enabled but the device does not stop automatically when you remove
your mask
Incompatible mask system being used.
The patient is using a nasal pillows
mask with a set pressure less than 7
cm H O.
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Pressure rises inappropriately
Talking, coughing or breathing in an
unusual manner.
Solution
Make sure the cover seal is facing the right way up and
fitted securely.
If you are using the SlimLine, Standard or 3m air tubing
ensure that you have the correct air tubing selected via the
menu.
Take a deep breath in and out through the mask.
Adjust position of mask and headgear.
Air tubing not connected properly. Connect firmly at both
ends.
Enable SmartStart/Stop.
Enable SmartStart/Stop.
Only use equipment recommended by ResMed.
Disable SmartStart/Stop.
Avoid talking with a nasal mask on, and breathe as
normally as possible.
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