Hy
gi
en
e
+
Ziegra
‐
UV
Filtra on
Plumbing
Disinfec on
Procedure
The
following
disinfec on
procedure
is
generally
accepted
as
being
suitable
for
the
disinfec on
of
plumbing
systems
known
to
be
contaminated.
If
you
are
uncertain
about
the
e
ff
ec veness
of
this
procedure
you
are
advised
to
contact
your
local
health
authority
responsible
for
water
safety.
During
the
UV
disinfec on
process,
the
only
place
disinfec on
takes
place
is
within
the
reactor
chamber.
There
is
no
residual
disinfectant
capacity.
Therefore
it
is
necessary
to
chemically
disinfect
the
plumbing
system
prior
to
the
ini alisa on
of
the
UV
system.
1.
Turn
the
UV
system
shut
o
ff
valves
to
the
closed
posi on.
2.
The
disinfec on
of
the
plumbing
system
is
most
readily
accomplished
by
removing
the
5
micron
pre
‐
fi
lter
cartridge
and
adding
250
‐
500ml
of
a
standard
5%
concentra on
of
unscented
household
bleach
into
the
empty
fi
lter
housing
and
re
‐
a aching.
3.
Verify
that
the
UV
system
is
connected
to
the
AC
power
voltage
and
opera ng
properly.
4.
Turn
the
valves
to
the
open
posi on
and
let
the
water
fl
ow.
5.
Run
water
through
the
system
un l
you
can
easily
smell
the
chlorine,
catching
the
run
o
ff
water
in
a
tub.
Close
the
valves
and
let
the
system
sit
for
30
‐
60
mins.
6.
Close
the
valves
on
the
UV
system.
Open
the
valves
and
fl
ush
the
system
through
thoroughly.
7.
Once
this
is
complete,
shut
the
valves,
connect
the
plumbing
system
to
the
ice
machine
and
fi
ll
the
pre
‐
fi
lter
housing
with
the
recommended
amount
of
Ziegra
sani ser
for
your
machine.
8.
Open
the
valves
and
cycle
the
ice
machine
as
recommended
un l
the
process
is
complete.
Once
fi
nished
discard
all
the
ice
and
clean
the
ice
delivery
hose
and
any
ice
storage,
cart,
utensils
etc
that
comes
into
contact
with
the
ice.
Once
clean
use
Ziegra
sani ser
to
complete
the
cleaning
of
these
items.
9.
If
the
system
is
being
installed
on
an
ice
machine
that
has
already
been
contaminated
by
the
water
supply,
then
a
full
clean
and
sani sing
of
the
machine
should
be
carried
out.
Contact
Ziegra
for
advice.
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