H-80 Series User Manual V1.0
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CAUTIONS!
• If the device has been exposed to either very hot or very cold temperatures, allow it to
adjust to room temperature (approximately 2 hours) before beginning setup.
• Make sure the device is away from any heating or cooling equipment (e.g., forced air vents,
radiators, air conditioners).
• The device is not suitable for use in high humidity environments. Make sure that no water
enters the device.
• Make sure that bedding, curtains, or other objects (such as pests) are not blocking or
entering the filter or vents of the device.
• Keep pets, pests or children away from the device and avoid small objects being inhaled or
swallowed.
• Do not place the device in the place where it may be carelessly touched or the operator
may be stumbled by power cord.
• Tobacco smoke may cause tar build-up within the device, leading to the malfunctioning of
the device.
• Air must flow freely around the device for it to work properly.
• When the tube, nasal cannula are damaged or bent, please do not use.
• When the room temperature is lower than 50˚F (10°C) or higher than 86˚F (30°C), please
do not use the device. When the room temperature is lower than 64˚F (18°C) or higher than
82˚F (28°C), it may affect the humidifying ability of the device.
11.2 Installing the Air Filter and Filter Cap
(1) Attach the air filter to the filter cap, as shown in Fig. 11-1.
Fig. 11-1
(2) Install the filter cap containing the air filter to the device, as shown in Fig. 11-2.
Fig. 11-2
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