Navien COMFORT MATE EQH-20WUS, Руководство по установке, Страница: 24 / 36

How to Maintain the Product
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If the product is idle for a long time, store boiler and mattress separately.
Store the boiler this way.
For cleaning of surface of the boiler, use a soft rag with warm water, and clean the surface.
1. To remove the hosepipe from the boiler,
press the blue button while separating
the hosepipe from the connector.
Some residual water may leak when
disconnecting the hosepipe.
3. After removing water from inside of
the boiler, lean the boiler forward and
press protruded part of the connector
to remove any remaining water.
2. Open the cover and water inlet plug
from the boiler, hold the cover tightly,
then invert the boiler to remove the
residual inside.
4. Dry the boiler in a suitable location,
put it into storage pack, and store in
an airy location away from direct
sunlight.
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There is a risk of scalding by water inside the boiler,
so remove water when it is cool enough.
WARNING!
Do NOT clean the status window or the control panel with alkaline
detergent.
Do NOT clean surface of the boiler with sulphuric acid, hydrochloric acid,
or organic solvents (Thinner, lamp oil, acetone) or put a sticker on it.
The surface may be damaged.
WARNING!