Safety
!
The HRU ECO 4 contains parts which may be live.
Consult a professionally qualified installer in
the event of an alleged fault. All repairs and
maintenance work should be carried out by a
professionally qualified installer.
The ventilation unit should be inspected
regularly for contamination. Electrically discharge
the unit before carrying out any work on it.
First isolate the unit from the mains supply and
make sure that the unit is not re-connected to
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by yourself or anyone else before you have
completed the work.
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seconds after disconnecting the unit from the
supply. For this reason wait at least 10 seconds
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unit. The fan will not be moving after these
10 seconds have elapsed.
The valves and grilles in your home should also
be cleaned r egularly. These can be removed from
the wall or ceiling. Beware of protruding duct
sections. These can be very sharp.
The valves should always be placed back in their
original loca tions. Do not turn the valve during
the cleaning process; or make sure to mark the
setting before cleaning the valve. If the valves
are switched or set differently, the ventilation
volumes will no longer be correct and the
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bathroom may then remain humid for too long,
your toilet may be very cool or your kitchen may
smell mouldy.
2
Kair iECO 4
