Cleaning And Maintenance; Weekly; Monthly - ResMed Astral 100 Series User Manual

Cleaning and maintenance

The cleaning and maintenance described in this section should be carried out regularly.
Refer to the user guides for the patient interface, humidifier and other accessories in use for detailed
instructions for care and maintenance of those devices.
WARNING
•
A patient treated by mechanical ventilation is highly vulnerable to the risks of infection. Dirty or
contaminated equipment is a potential source of infection. Clean the Astral device and its
accessories regularly.
•
Always turn off and unplug the device before cleaning and be sure it is dry before plugging
back in.
•
Do not immerse the device, pulse oximeter or power cord in water.
CAUTION
Clean only exterior surfaces of the Astral device.
When required, wipe the exterior of the device with a damp cloth using an approved mild cleaning
solution.
For all circuit components, follow the manufacturer's recommendations for cleaning and maintenance.

Weekly

1. Inspect the condition of the circuit adapter for entry of moisture or contaminants. Replace as
necessary.
2. Test the alarm sounders, refer to Testing the alarm sounders (see page 50).
Helpful hint!
For information on removing and replacing the circuit adapter, refer to Fitting the circuit adapter (see
page 22).

Monthly

1. Inspect the condition of the air filter and check whether it is blocked by dirt or dust. With normal use,
the air filter needs to be replaced every six months (or more often in a dusty environment).
2. Check the charge level of the internal battery by:
-
removing external power and operating the device on internal battery for a minimum of 10
minutes.
-
reviewing the remaining battery capacity, refer Using the Internal battery (see page 41).
-
restoring external power once the test is complete.
To remove and replace the air filter
1. Unlock the air filter cover by turning in an anti-clockwise direction.
2. Pull the air filter cover from the device.
3. Pull the air filter from the cover and discard.
4. Insert a new filter into the cover.
5. Insert the air filter and cover back into the device.
6. Turn in a clockwise direction to secure in place.
Cleaning and maintenance
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