Chapter 4
4-2 BiPAP® Focus™ Ventilator Service Manual © Respironics, Inc. REF 1029568 Rev A
Periodic Maintenance
Storing the BiPAP
Focus
When the BiPAP Focus is not in use for periods of 2 weeks or longer, it is
recommended that the unit be stored in a clean, sanitized plastic bag.
While the unit is being stored, ensure that the power switch on the back of the
unit is in the OFF (O) position. If the switch is not turned OFF, the internal
battery will be depleted within two weeks. If the unit is stored with the power
switch in the OFF (O) position, the internal battery will deplete within 3
months.
Cleaning the
Reusable Air Inlet
Filter
Follow these steps to clean the reusable air inlet filter (Figure 1):
1. Remove the filter via the main rear access door (filter door) and
examine for damage or debris on the filter.
2. Wash using one of the following solutions, then rinse thoroughly:
• Liquid dishwashing detergent
• White distilled vinegar (5% acidicy)
• Isopropyl alcohol (99.9%)
• Hydrogen peroxide (3%)
• Bleach
• Sodium hypochloride (6%)
3. Allow the filter to dry completely before reinstalling.
CAUTION: Failure to replace a dirty filter may cause the device to operate at higher
than normal temperatures and damage the device.
CAUTION: Use only Respironics-approved filters.
CAUTION: The gray reusable air inlet filter must be completely dry before use. Never
place a wet filter into the device.
Figure 1: Reusable Air Filter
Filter door
Reusable
air inlet filter
(gray)
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