Device Repair and Disposal
12 .
12.1. Repair
Do not attempt to repair the device. Contact your home oxygen provider or distributor for
assistance (see Chapter 10 - Troubleshooting).
The sieve modules may be replaced by the patient as determined by the home oxygen pro-
vider or distributor. All other maintenance or repair must be performed by trained service
personnel.
12.2. Sieve Modules Replacement Instructions:
1. Turn off the device and disconnect AC or DC power source (if
connected).
2. Remove the device from the carry bag.
3. Remove the battery from the device.
4. Press the four release buttons located at the top of the device
to remove the top cover of the device as shown in Fig. 9.
5. Use the tool included with the replacement sieve modules
package to rotate the sieve counter clockwise 3 - 4 turns until
it can be removed by pulling up towards the top of the device.
6. Repeat for the second sieve module.
7. Remove the replacement sieves from the packaging, remove
the air plug on the sieve module and immediately install the
replacement sieve module. Caution: Do not leave the replace-
ment sieve exposed.
8. Install the replacement sieve, with thread at the top of the
device as shown in Fig. 10.
9. Hand tighten the sieve.
10. Use the tool to finish installing.
CAUTION: Do not over-tighten!
11. Repeat steps 8 - 10 for the second replacement sieve.
12. Re-install the top cover to the device by pushing down over
the top of the device until the four buttons snap into place.
13. Re-insert the battery into the device.
14. Connect the device to an AC or DC power source.
DO NOT POWER ON!
15. Press the alarm mute
shows "Leak Test".
a. The device will indicate progress by decimals right of the "Leak test" text.
and battery
buttons simultaneously until the displays
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EN
Fig. 9
Fig. 10