24
5.4Replacingthe
Blower
For
units
with
secondary
backup
filter,
follow
these
additional
steps:
1.
Unscrew,
open
and
remove
the
backup
filter
clamp
2.
Remove
the
secondary
backup
filter
The
following
steps
are
applicable
to
all
units:
1.
Unscrew
and
remove
the
wire
mesh
2.
Disconnect
the
blower
wiring
3.
Unscrew
the
blower
mounting
4.
Take
out
the
blower
mounting,
along
with
the
blower
5.
Replace
blower
6.
Reverse
the
above
steps
to
finish
the
procedure
5.5Replacing
the
Fluorescent
Lamp
There
are
two
fluorescent
lamps
in
the
ductless
fume
hood;
they
are
located
behind
the
blue
panel
at
the
top
of
the
sash.
Before
changing
the
fluorescent
bulbs,
ensure
that
the
cabinet
is
powered
down
and
disconnected
from
the
electrical
supply.
1.
Raise
the
front
cover
and
locate
the
bulbs
2.
Remove
the
power
clips
at
the
ends
of
the
bulbs
by
gently
pulling
whilst
holding
the
bulb
steady
3.
Remove
the
bulbs
from
the
mounting
clips
and
replace
with
new
ones
4.
Replace
the
power
clips
on
the
ends
of
the
new
bulbs
and
ensure
they
are
firmly
seated
5.
Close
the
front
panel
6.
Reconnect
the
cabinet
to
the
electrical
supply
and
test
the
bulbs
for
proper
operation
5.6
Maintenance/Service
Log
It
is
good
practice
(and
in
some
cases
regulatory
requirement)
to
maintain
a
log
of
all
maintenance
work
carried
out
on
your
freezer.
Wire
Mesh
Blower
Mounting
Summary of Contents for Ascent max
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