(5) Run the detergent solution through the air tubing repeatedly until no
contamination is visible.
(6) Thoroughly rinse each component according to the detergent manufacturer's
instructions.
(7) Thoroughly rinse the tubing in drinking quality water (five liters per assembly) by
immersing it completely for a minimum of one minute in duration.
(8) Repeat the rinse procedure two additional times using fresh water for a total of
three rinses.
(9) Air dry out of direct sunlight and/or heat.
(10) Inspecting
Perform a visual inspection of the components. If any visible deterioration is
apparent (holes, tears or cracks etc.), the components should be discarded and
replaced. Slight discoloration may occur and is acceptable.
WARNINGS!
• Please wash by hand.
•The tubing should be cleaned daily.
• If the heated tubing is damaged (such as broken hole, tear, exposed heated wire,
etc.) or poor function, please do not repair and use it by yourself and replace it
immediately.
• Failure to clean in accordance with the Manual may result in reduced
performance of the heated tubing or reduced product life.
• After cleaning and prior to reuse, the Breathing Tubing should be inspected for
holes, creases and tears.
18.6 Replacing the Air Filter / PM2.5 Filter
(1) Open the air filter cap to remove the air filter. Attach a new air filter to the filter
cap, as shown in Fig. 18-7.
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