Maico WR 310 Notice De Mise En Service Et D'entretien page 56

UK | 2 Safety instructions
 If ventilation unit has not be
used for a long time, always
replace the air filters.
DANGER
!
Danger from electric shock.
 Before installing the elec-
trics, shut down all supply
circuits, deactivate the mains
fuse and secure it so it cannot
be switched back on. Attach a
warning sign in clearly visible
place.
WARNING
!
Risk from operating with ven-
tilation unit not fully installed
and incorrectly calibrated/set
ventilation unit.
Running fans can be touched.
Electric components are a po-
tential source of electric shock.
Danger of burning on units with
a PTC heat register.
 Only operate ventilation unit
with all fitted duct connections
and when it is completely in-
stalled.
 Note the safety instructions
in the installation instructions.
 Only calibrate/set ventilation
unit in accordance with planning
office's planning documents.
56
WARNING
!
Danger of injury if work is
carried out by unqualified
staff.
Specialist knowledge is needed
for the safe transport, instal-
lation and commissioning and
for cleaning, maintenance and
repair work on the ventilation
unit.
 This work may only be un-
dertaken by specialist installers
according to chapter 1.
 Note the safety instructions
in the installation instructions.
CAUTION
!
Risk when using accessory
components which have not
been approved.
The ventilation unit is tested
and approved with original
accessory components.
 Retrofitting (bypass, PTC
heat register, heat exchanger
etc.) is only permitted with origi-
nal components.
 Other modifications and
alterations to the unit are not
permitted and release the
manufacturer from any
guarantee and liability.