Fault Rectification; Dismantling; Environmentally Responsible Disposal - Maico HDR 12 Montage- Und Betriebsanleitung

UK │ 13. Cleaning, maintenance
Maintenance: HDR units are maintenance-
free. Despite this, check the unit from time to
time for bearing noise, damage and dispro-
portionate vibration.
If necessary, clean the unit of dirt/foreign
particles as described above. Never use
water or a high-pressure cleaner on the
interior.

14. Fault rectification

Fault finding and repairs only permis-
sible when carried out by trained
specialists.
Fault Cause, measure
Fan does No mains voltage.
not switch on. Check whether the mains
fuse has failed. Switch on if
necessary.
Impeller not Motor too hot, thermal
turning. switch has triggered.
Leave the unit switched off
until the motor cools down.
Cool-down time can be
up to 30 minutes. Only
then, switch the unit back
on.
Impeller blocked.
Impeller not
Check impeller and clean if
turning.
necessary.
Deposits on the Install air filter in duct
impeller and in system.
the housing Under no circumstances
caused by dust should the inside of the unit
in the air. be cleaned with water or a
high-pressure cleaner.
If the fault persists, disconnect unit
i
from the power supply, fit a sign
prohibiting it from being switched
back on and have cause of error
investigated by a trained electrician.
If faults reoccur, send the unit to our
factory for repairs.
18

15. Dismantling

Dismantling may only be undertaken
i
by a trained electrician.
16. Environmentally responsible
disposal
The unit and the packaging contain parts that
can be recycled, and should not end up in the
domestic waste.
Dispose of the packaging material in an
environmentally-friendly way, in compliance
with the regulations valid in the country where
you are.
At the end of its service life, dispose of the
unit in an environmentally-friendly way, in
compliance with the regulations valid in the
country where you are.