User guide - ResMed
2021-5-17 · Make sure the air filter is fitted at all times to prevent water and dust from entering the device. Reassembling . When the water tub and air tubing are dry, you can reassemble the parts. 1. Connect the air tubing firmly to the air outlet located on the rear of the device. 2. Open the water tub and fill it with distilled room temperature water ...
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