Troubleshooting
Problem | Possible reason |
Mask won’t seal | Mask may have been |
properly | fitted incorrectly or is |
or is uncomfortable | incorrectly adjusted. |
Possible solution
Carefully follow instructions in “Fitting the Mask”. Check headgear and dial are not over- tightened. Extend dial to apply more force to upper lip. Shorten dial to increase force at nose bridge.
English
| Mask is wrong size. | Talk to your clinician. |
| Mask cushion is | Check insertion of cushion |
| skewed in mask frame. | and reinsert correctly |
|
| according to the instructions in |
|
| “Reassembling the Mask”. |
| Mask cushion is | Ensure cushion is properly |
| misaligned or creased | aligned according to the |
| on face. | instructions in “Reassembling |
|
| the Mask”. Make sure the |
|
| cushion has no creases in it: |
|
| undo headgear clip, check |
|
| cushion and reposition the mask |
|
| over your nose. |
| Mask cushion may be | Clean cushion according to |
| dirty. | instructions in “Cleaning the |
|
| Mask at Home”. |
|
|
|
Mask is too noisy | Mask is assembled | Reassemble mask. |
| incorrectly. |
|
| Vents are blocked or | Clean vents according to |
| partially blocked. | instructions in “Cleaning the |
|
| Mask at Home”. |
|
|
|
Dial inserted into mask | Misassembly. | Push dial base onto a hard |
frame before forehead |
| surface until the dial comes out |
support |
| of the frame. |
|
|
|
Symbols
Caution, consult accompanying documents; LOT Lot number; REF Part number; 
Temperature limitation; 
Humidity limitation; 
Does not contain latex; 
Indicates a Warning or Caution and alerts you to a possible injury or explains special measures for the safe and effective use of the device.
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