Troubleshooting - ResMed Mirage Quattro User Manual

4 Insert the forehead support into the mask frame and screw the dial
clockwise onto the pole (Fig. D-9). Turn the dial until it clicks (Fig. D-10).
Ensure the dial sits flush against the frame.
5 Insert the ports cap (Fig. D-11).
6 Reattach the top headgear by threading it through the loop (Fig. D-12).
7 Turn the dial until you reach the setting that gives you good comfort and seal
(Fig. D-13).
Storage
Ensure that the mask is thoroughly clean and dry before storing it for any
length of time. Store the mask in a cool dry place out of direct sunlight.
Disposal
The Mirage Quattro does not contain any hazardous substances and may be
disposed of with your normal household refuse.

Troubleshooting

Problem
Mask won't seal properly
or is uncomfortable
Mask is too noisy
Dial inserted into mask
frame before forehead support
Possible reason
Mask cushion may be dirty.
Mask may have been fitted
incorrectly or is incorrectly
adjusted.
Mask cushion is skewed in
cushion clip.
Mask cushion is misaligned or
creased on face.
Mask is wrong size.
Vents are blocked or partially
blocked.
Valve is misassembled.
Cushion is not fully clipped in.
Mask is assembled incorrectly.
Valve is torn or distorted and is
not sealing.
Misassembly.
6
Possible solution
Clean cushion according to
instructions in "Cleaning the
Mask in the Home".
Carefully follow instructions in
"Fitting the Mask". Check
headgear and dial are not over-
tightened. Extend dial to apply
more force to chin. Contract dial
to increase force at nose bridge.
Check insertion of cushion and
reinsert correctly.
Ensure cushion is properly
aligned and that there are no
creases in it: undo headgear clip,
check cushion and reposition the
mask on your face.
Talk to your clinician.
Clean vents according to
instructions in "Cleaning the
Mask in the Home".
Reassemble valve.
Check insertion of cushion.
Reassemble mask.
Replace valve.
Push dial base onto a hard
surface until the dial comes out
of the frame.