Replace Air Filter - Apex Digital iX Series Service Manual


Do not use bleach, chlorine-, alcohol-, or aromatic-based, which including all
scented oils, moisturizing or antibacterial soaps to clean the cushion, mask or
air tubing. These solutions may cause hardening and reduce the life of the
product.

Do not wash or dry the mask or air tubing at a temperature above 70°C (158°F)

Do not use any cleaner containing fragrance or conditioners as they will leave
a residue.

4-4. Replace Air Filter

For an optimal operation of the device, the Ultra filter is disposable and should be replaced after 30
nights of use or sooner if it appears dirty; however, depending on the air quality, the replacement time
may vary.
1. Open back cover and remove the dirty filter from the enclosure on the rear of the device.
2. Replace a new filter and close back cover.

The Ultra filter is not washable or reusable.

Only APEX-supplied filters should be used as replacement
filters.

Dirty air filter may cause high operating temperatures that
affect device performance.

Disassembly Steps:
Find the position of the filter in the picture and pull out the lid. Remove the filter and replace it.

CAUTION
WARNING