Malfunctions and Rectification 37
Replacing seal of housing base
1. Open the breath humidifier by turning the base
and top section anticlockwise against each
other.
2. Take a small clean screwdriver and carefully re-
move the sealing ring from the groove of the
housing base.
Important!
Make absolutely sure that the groove containing
the sealing ring is not damaged when doing so.
3. Carefully press the new sealing ring into the
groove of the housing base. When doing so, do
not use tools under any circumstances.
4. Reassemble base and top section.
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