Astral ventilator set up (1835)

Key points below

Set up and maintenance

What does the Astral do?flow reducer

It gives your child extra breaths or pressure to help your child breathe easier.

What supplies do I need?

How do I set up the equipment?

  1. Wash your hands.
  2. If your child uses oxygen, put the oxygen tubing on the back of the machine.
  3. Add the water chamber to the heater.
  4. Add the bacteria filter to the right side labeled "to the patient." This is the inspiratory side.
  5. Put the tubing together:

 - If using a dual limb circuit

- If using a single limb circuit

6. Put the temperature probe into the circuit. One is close to the exhalation valve or Y-connector. One is close to the water chamber. Plug the blue end into the right side of the heater.
7. Put the heater-wire adapter into the prongs at the end of the circuit. Plug the yellow end into the right side of the heater.
8. Plug the ventilator into the wall outlet.

How do I change the circuit?

  1. Change the circuit, adapters, and heater chamber as you were instructed by your home care company.
  2. Be sure that you are setting up the new circuit the same way as the one you are switching out.

Note: Keep using oxygen tubing it is cloudy, dirty, or wet inside.

Why is it important to keep the ventilator clean?

  1. This will lower the risk of your child getting sick.
  2. This will keep the ventilator in its best condition.

Note: Follow your home care company’s recommendations for cleaning schedule and solutions.

What should I know about keeping the Astral charged?

Warning: Use the internal battery only in a true emergency, such as an extended
power outage.

Other teaching sheets that may be helpful

For more health and wellness information check out this resource:


Call your child’s doctor, nurse, or clinic if you have any questions or concerns or if your child has special health care needs that were not covered by this information.