![](http://pdfasset.owneriq.net/c/92/c92ec0ce-de47-4886-a10f-b396cc30b94c/c92ec0ce-de47-4886-a10f-b396cc30b94c-bg1d.png)
SECTION 6—PREVENTIVE MAINTENANCE
Part No 1110538 29 Platinum™Series
4. Grasp the compressor inlet filter and pull downward.
5. Discard the existing compressor inlet filter.
6. Check the label seal on the filter to ensure it is correct for the concentrator model.
NOTE: Filter p/n 1131249 is fully forward and backward compatible with all models. This filter
replaces 1108078 on Platinum 5 and XL models.
7. Do one of the following:
• For Platinum 5 and XL: Leave the entire label on p/n 1108078 (Detail “A” of
FIGURE 6.4).
• For Platinum 10: Remove the lower half of the label on p/n 1131249 (Detail “B” of
FIGURE 6.4).
8. Install new compressor inlet filter by inserting the filter opening into the rubber base
(Detail “C” of FIGURE 6.4).
9. Push the filter down until the rubber base touches the edge of the filter.
10. Reinstall the filter access and humidifier adapter storage plate.
FIGURE 6.4 Replacing the Compressor Inlet Filter
Replacing the Exhaust Canister/Exhaust Muffler
(Platinum 5 Models Manufactured before 7/24/03)
NOTE: For this procedure, refer to FIGURE 6.5.
NOTE: The following should be performed at 20,000 hour intervals although these procedures can
be performed as needed depending upon the environment the concentrator is exposed to.
1. Unplug unit.
2. Remove cabinet. Refer to Removing Cabinet
on page 25.
REMOVE THIS SEAL ONLYON
CONCENTRATOR MODELS
>>>>WITHOUT<<<<
A FILTER
ACCESS DOOR
PN 1108078
PEEL
HERE
REMOVE TOP SEAL ONLY
ON NON-PLATINUM MODELS
PN 1131249
REMOVE
FOR PLATINUM
10 MODEL
P
E
E
L
H
E
R
E
P
E
E
L
H
E
R
E
Compressor
Inlet Filter
Compressor
Inlet Filter
Label
Seal
Compressor
Inlet Filter
Label
Seal
DETAIL “A” -
FILTER 1108078 -
PLATINUM 5 & XL
DETAIL “B” -
FILTER 1131249 -
PLATINUM 10
DETAIL “C” -
INSTALLING
COMPRESSOR FILTER
NOTE: The HEPA filter shown here is
for units manufactured before 6/9/06.