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SE-DV53-1
EN
troublEShooting
Tubing
The air supply tubing should be cleaned daily. Remove the tubing from the device and mask.
Use a mild detergent and water to clean the inside of the tubing. Rinse the tubing and allow
to air dry.
Mask and Headgear
Clean the mask and headgear according to the manufacturer’s instructions.
TRoUblesHooTinG
� DangEr
Electric Shock Hazard - Do not remove the device cabinet; there are no
user-serviceable internal components. The cabinet should only be
removed by a qualified DeVilbiss provider.
If you are having trouble with the operation of your DeVilbiss SleepCube, please refer to
the table below for a list of problems with possible causes and remedies. If you are unable
to resolve the problem by following the instructions, contact your home care provider for
assistance.
Problem Probable Cause Remedy
Nothing shows
on the display.
1. Device is not plugged in or the
power cord is not fully
inserted.
2. There is no outlet power.
1a. Verify that power cord is firmly
connected to the SleepCube and
the power outlet.
1b. If you are using a DC power
source make sure the cable
connections are secure. Verify
that your battery is charged.
2. Locate a suitable functioning
power source.
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