G2S A20 / G2S C20 User Manual V1.0
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(3) After cleaning, air-dry the tube in a cool, well-ventilated area, and avoid direct sunlight. It
takes approximately 30 minutes to completely air-dry the tube. Check whether the tube is
completely dry before re-use.
CAUTION!
• It is recommended to clean the tube once a week.
16.6 Replacing the Air Filter
(1) Open the air filter cap to remove the air filter.
(2) Put the new air filter in the filter area, and then place the filter cap back properly.
CAUTIONS!
• To avoid material damage, do not place the spare air filter in direct sunlight, humid
environments, or temperatures below the freezing point. The air filter should be replaced
every 6 months (It may be replaced more frequently based on actual sanitary conditions).
• Operating the device with a dirty air filter may stop it from working properly and may cause
damage to the device.
16.7 Disinfection
Generally speaking, if you have strictly followed the above cleaning instructions, you do not
have to disinfect the device and / or water chamber. If the device is contaminated or used in
clinical trials, you may purchase disinfectants from a home medical equipment company to
disinfect the device.
Disinfection of the Water Chamber:
Prior to disinfection, clean the water chamber according to Section 16.3 “Cleaning the Water
Chamber”. The disinfection methods are as follows:
(1) Heat disinfection: Disinfect the water chamber by immersing it in tap water at 75°C±2°C
for 30 minutes.
(2) Use mild disinfectants.
CAUTIONS!
• Disinfectants tend to damage materials and reduce the life of components. Try to select the
appropriate disinfectant, and follow the disinfectant manufacturer's instructions and
recommendations.
• After disinfection, check the disinfected component for any signs of damage. Replace any
damaged component immediately.
WARNINGS!
• After disinfection, rinse any disinfected component in clean water thoroughly, especially
components in close contact with the patient such as the mask, headgear, and tube, so as to
prevent disinfectant residuals from damaging the skin or respiratory tract or causing allergies.
• The device shall not be serviced or maintained while in use with a patient.
• Sterilization of this device and its components other than recommended is not permitted.
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