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-
Compressed
air
-
By
brushing
with
non-metallic
materials
-
With
clean
water
spray
(3
bars
maximum
at
a
distance
of
1.5m).
Avoid
spraying
motors
with
water.
The
electrical
supply
will
have
to
be
switched
off
during
this
operation..
Avoid
all
aggressive
detergents
which
may
cause
eventual
corrosion.
FAN
MOTOR
CHANGE
This
operation
can
only
be
undertaken
once
the
electrical
supply
has
been
switched
off
(consignation).
The
access
flaps
can
only
be
opened
when
this
is
the
case.