EN - 57SE-DV64-HE
Issue Possible Cause Remedy
Skin becomes irritated
where mask contacts
face.
1. Headgear is too tight or improperly adjusted. 1. Loosen headgear to reduce contact pressure on face.
2. Your mask may not be sized properly or is not the most
appropriate shape for you.
2. Contact physician or equipment provider.
Dryness of throat or
nose.
Inadequate humidity. 1a. Add a DeVilbiss DV6 heated humidier.
1b. Increase the heater setting on the optional humidier.
Water condensation
collecting in the hose
causing a gurgling
sound when using
optional humidier.
1. Humidication is too high. 1. Reduce humidier heater setting.
2. Room temperature uctuates from higher to lower levels
through the night.
2. Increase room temperature.
Air from ow generator
seems to be too warm.
1. Air lters are dirty. 1. Clean lters.
2. Air inlet port is blocked. 2. Unblock air inlet.
3. Room temperature is too high. 3. Lower room temperature.
4. Device is located near a heat source. 4. Locate device away from heat source.
5. Optional humidier heater setting is too high. 5. Lower heater setting.
Nasal, sinus or ear pain,
runny nose
You may have a reaction to air ow pressure. Discontinue use and contact physician.
Heater setting is not
visible on display
1. The ow generator is not fully seated onto the humidier
cradle.
1. Refer to assembly instructions to ensure proper contact is made.
2. Your CPAP device is not equipped with the optional humidier. 2. Add a DeVilbiss DV6 series heated humidier