Recommended Maintenance Interval For Equipment Owner; Troubleshooting - DeVilbiss 9055 Series Betriebshandbuch

R e c o m m e n d e d M a i n t e n a n c e I n t e r v a l
RECOMMENDED MAINTENANCE INTERVAL FOR THE EQUIPMENT OWNER
Electric shock hazard. Do not attempt to open or remove cabinet; there are no user-serviceable internal components. If service is
required, return unit to a qualified Sunrise Medical provider or authorized service center. Opening or tampering with the unit will void
warranty.
Pressure– Check outlet pressure once per year or as needed with a calibrated gauge, calibrate unit if the difference between the set and actual
pressures is > ± 0.5 cmH
Standard Filter– Check filter daily, clean if necessary. It is recommended that the filter be replaced every 6 months or if it is damaged. The standard
filter is designed to filter particles larger than 3.0 microns in size. The bilevel CPAP must have the standard filter in place during
operation.
Optional Fine Particle Filter– Check filter daily, replace if dirty. Replace every 30 days or if damaged. The optional fine particle filter is designed to
filter particles larger than 0.3 microns in size. The fine particle filter is placed in the filter area of the bilevel CPAP air
intake with the standard filter placed over the fine particle filter.

TROUBLESHOOTING

NOTE–DeVilbiss 9055 Series contains no user-serviceable parts. If you believe your unit is not working properly, BEFORE YOU RETURN IT TO THE
HOME MEDICAL EQUIPMENT PROVIDER WHERE YOU PURCHASED IT OR TO SUNRISE MEDICAL, please take a few moments to check for these
possible causes:
Symptoms
Unit does not turn on.
Unit display shows E05 error.
Unit display shows any other error code.
No air flow emitted from flow generator when
power is turned on, motor runs.
Symptoms of OSA have recurred.
Skin becomes irritated where mask touches
skin.
Dryness of throat or nose.
Air from flow generator seems warm.
Nasal, sinus, ear pain, or runny nose.
DANGER
O
2
1. Unit not connected to a live power
source.
2. Power cord not attached properly.
1. Unit operated with outlet and/or mask
exhalation port blocked (no leak flow).
2. Unit calibration incorrect.
1. Unit malfunction.
1. Air filter may be occluded by dirt or bed
clothing.
2. Mask clogged.
1. Air filter may be occluded.
2. Incorrect air pressure setting.
3. Sleep apnea condition has changed.
1. Headgear is too tight.
2. Incorrect mask size.
3. Allergic reaction to the mask material.
4. Worn mask.
1. Inadequate room humidity.
2. Room temperature
too high.
1. Air filter may be occluded.
2. Air filter and/or outlet port may be
obstructed.
3. Unit located too close to a heat register or
radiator.
1. Reaction to air flow pressure, sinus
infection, or nasal congestion.
— E q u i p m e n t O w n e r / T r o u b l e s h o o t i n g
BASE UNIT
Possible Causes Remedies
1. Plug unit into a live receptacle. Check if
receptacle operated by a switch.
2. Firmly attach power cord.
1. Remove occlusion, then turn unit off,
unplug it, plug it back in, and turn it on.
2. Contact your Sunrise Medical provider or
authorized service center.
1. Contact your Sunrise Medical provider or
authorized service center.
1a. Clean or replace the air filter.
1b. Move unit away from loose material.
2. Check mask for obstructions.
1. Clean or replace the air filter and relocate
unit away from drapes, etc.
2. Contact your Sunrise Medical provider or
authorized service center.
3. Call your physician; you may need to be
retested.
1. Loosen the headgear.
2. Contact your Sunrise Medical provider.
3. Call your physician, or contact your
Sunrise Medical provider.
4. Replace mask.
1. Increase room humidity or add a DeVilbiss
CPAP humidifier; see page 7.
2. Decrease room temperature.
1. Clean or replace the air filter.
2. Move the unit away from obstruction.
3. Move the unit away from heat source.
1. Discontinue use. Contact your physician.
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SE-9055