ResMed AirFit F20 Mode D'emploi page 16

Problem/possible cause
Mask leaks around the face.
Cushion membrane is creased.
Mask is incorrectly positioned or
adjusted.
Mask could be the wrong size.
Troubleshooting (AirTouch F20)
Problem/possible cause
Mask is uncomfortable.
Headgear straps are too tight.
Mask could be the wrong size.
Mask is too noisy.
Elbow incorrectly installed.
Vent is dirty.
Mask leaks around the face.
Headgear straps are too loose.
Cushioned is not positioned
correctly.
Cushion is nearing the end of its
life.
Mask could be the wrong size.
10
Solution
Refit your mask according to the instructions.
Ensure that you position the cushion correctly on
your face before pulling headgear over your head.
Do not slide the mask down your face during fitting
as this may lead to creasing of the cushion.
Talk to your clinician to have your face size checked
against fitting template. Note that sizing across
different masks is not always the same.
Solution
Adjust straps evenly. Ensure that the headgear
straps are not too tight.
Talk to your clinician to have your face size checked
against F20 fitting template. Note that sizing across
different masks is not always the same.
Remove the elbow from your mask, then
reassemble according to the instructions.
Use a soft bristle brush to clean the vent.
Tighten the straps evenly until you have a
comfortable seal.
Repostion mask on your face. If leak continues, turn
off device, resettle your cushion and then turn
device back on.
Cushion performance may deteriorate as it nears
the end of its life.
Adjust your headgear and if the problem persists,
replace the cushion.
Talk to your clinician to have your face size checked
against fitting template. Note that sizing across
different masks is not always the same.