Philips RESPIRONICS System One User Manual page 12

3. Press the tab in the hole on top of the tank in toward the front of the tank. Gently remove the
tank lid from the tank base and set aside. Empty any remaining water from the base of the tank.
Hinges
4. Rinse the tank with water. With the water tank sitting on a flat surface, fill it with distilled water
(approximately 325 ml) no higher than the maximum fill line located on the front and both sides
of the tank.
Note: Clean the water tank before first use. Refer to the "Home Cleaning" section in this manual.
CAUTION: Use only room temperature distilled water in the tank. Do not put any chemicals or
additives into the water. Possible airway irritation or damage to the water tank may result.
CAUTION: Do not fill the water tank above the maximum fill line. Damage to the humidifier or
therapy device may occur. If the water tank is overfilled, water may leak out of the tank inlet
(located on the back of the tank) when installing the tank lid.
10
Tab
Tank Lid
Tank Base
Tank Base
Maximum Water Fill Lines
Middle Seal
Tank Lid