6
LT-2026
EN
A. Routine Cleaning–Patient
• Unplug the DV54/DV53 PAP and wipe enclosure with a
clean, damp cloth every few days to keep dust free. Allow
the device to dry completely before returning to power
source.
• Check the air-inlet fi lter every 10 days. Wash the dark
outer foam fi lter in a solution of warm water and mild
detergent. Rinse with water and allow the fi lter to dry
completely before returning to the device.
• Check the optional fi ne particle fi lter every 10 days and
replace if dirty or damaged.
• Clean the air supply tubing every day. Remove the tubing
from the device and mask and wash the inside of the tub-
ing in a solution of warm water and mild detergent. Rinse
with water and allow to air dry before replacing device
and mask.
• Clean the mask and headgear according to the manufac-
turer’s instructions.
B. Disinfecting
CAUTION
– Always work in an ESD (electro static discharge)
safe environment when assembling or disassembling
electronic components.
NOTE
– DeVilbiss does not require disinfection as part of unit
maintenance. If disinfection is desired, the following pro-
cedure is recommended.
NOTE
– Parts needed to perform the disinfection procedure
are NOT covered under the DV54/DV53 PAP warranty as
listed in this manual.
NOTE
– Follow manufacturer’s instructions for cleaning and
disinfection solutions.
NOTE
– Disinfection requires the following parts sold in Dis-
infection Kit, DV54/DV53D-682.
• Blower assembly, balanced
• Blower
isolator-silicone
• Grommet-silicone
• 1/4 inch blower wrap foam
• 3 1/2 inch silicone tubing
• Air-inlet
fi lter
• 5 1/2 inch silicone tubing—
discard, not needed for this model
• Tubing/Humidifi er air supply support plug
• 1/2 inch blower mount foam-round
• 1/2 inch top blower foam
• 1/8 inch inside bottom cover foam
• 5 inch silicone tubing
• Fine particle fi lter (optional)
3. Cleaning and Disinfecting
Disinfection Procedure for the DV Series PAP
1. Make certain that the device is not connected to a power
source.
2. Dispose of the mask, headgear, air supply tubing, gray air
inlet fi lter and white fi ne particle fi lter, if applicable.
3. Place the unit, top side down, onto a clean work surface.
Remove the four (4) screws from the bottom cover and
remove the bottom cover from the unit. (Fig. 1)
4. Remove the black 1/8 inch foam from inside the bottom
cover assembly and discard. This foam may stick to the
chassis of the main unit. (Fig. 2)
5. Remove the black 1/2 inch top blower foam from the
chassis assembly and discard.
6. Turn the unit top side up and remove the top cover.
7. Using a T-15 driver, remove the screw holding the PC board
to the chassis. (Fig. 3)
8. Disconnect the 8-conductor blower wire harness from the
underside of the PC board. (Fig. 4)
9. Disconnect the two (2) pieces of tubing and discard. (Fig. 5)
NOTE
– Pull the tubing straight off the connectors to prevent
damaging the chassis.
10. With the ports side of the chassis toward you, tilt the
PC board and its respective wire harnesses upward, and
remove the wire connections. Lift the PC board slowly so
that you can assist any wires that may become hung up
on the chassis or power supply. (Fig. 6)
