Troubleshooting
15
TROUBLESHOOTING
NOTE
–DeVilbiss 9000/9001 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:
A-900
Maintenance
14
Mask, Headgear, and Tubing
CAUTION–Do not place mask, headgear or tubing in an automatic dishwasher. Some
automatic dishwashing detergents contain chemicals that may damage these
items. Also, do not clean with alcohol or any alcohol-based solutions as
damage will result.
1. Remove the tubing and headgear from the mask.
2. Each of these items may be washed as often as needed by using a solution of
warm water and dishwashing detergent. Wash item individually; rinse with clean,
warm tap water and allow to air dry before using. Hang the tubing vertically to
allow the water to drain and dry completely.
MAINTENANCE
DANGER
Electric shock hazard. Do not attempt to open or remove cabinet; there are no
user-serviceable internal components. If service is required, return it to a
qualified Sunrise Medical provider or authorized service center. Opening or
tampering with the unit will void warranty.
Maintenance Interval
Pressure– Check pressure once per year with a calibrated gauge, calibrate unit if:
Model 9000 error > ± 2 cmH
2
O
Model 9001 error > ± 1 cmH
2
O
Standard Filter– Check filter daily, clean if necessary. Replace every 6 months or if
damaged.
Optional Fine Particle Filter– Check filter daily, replace if dirty. Replace every 30 days
or if damaged.
A-900
BASE UNIT
Symptoms
Unit does not turn on.
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.
Possible Causes
1. Unit not connected to a
live power source.
2. Power cord not attached
properly.
1. Air filter may be occluded
by dirt or bed clothing.
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.
Remedies
1. Plug unit into a live
receptacle.
2. Firmly attach power cord.
1a. Clean or replace the air
filter.
1b. Move unit away from
loose material.
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.
4. Replace mask.
1. Increase room humidity or
add a CPAP humidifier;
see page 6.
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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