P/N
06
‐
791
‐
4
(Rev.
4)
Page
63
704
SW
10
th
Street,
P.O.
Box
610,
Blue
Springs,
Missouri
64013
‐
0610
U.S.A.
●
Phone:
(816)
229
‐
3405
●
www.fike.com
7.
INSPECTION
AND
TESTING
The
DuraQuench
water
mist
system
shall
be
inspected
and
tested
in
accordance
with
the
requirements
of
the
following
documents
and
standards
to
verify
that
it
functions
as
intended:
FM
Global
Property
Loss
Prevention
Data
Sheet
Number
4
‐
2,
Water
Mist
Systems
FM
Global
Property
Loss
Prevention
Data
Sheet
Number
2
‐
8,
Fire
Protection
System
Inspection,
Testing
and
Maintenance.
NFPA
25,
Standard
for
the
Inspection,
Testing,
and
Maintenance
of
Water
‐
Based
Fire
Protection
Systems
NFPA
750,
Standard
on
Water
Mist
Fire
Protection
Systems
Local
code
requirements
7.1.
Nozzles
Water
mist
nozzles
shall
be
inspected
from
the
floor
level
annually.
Any
nozzles
that
show
signs
of
any
of
the
following
shall
be
replaced:
1.
Leakage
2.
Corrosion
3.
Physical
damage
4.
Loss
of
fluid
in
the
glass
bulb
heat
responsive
element
5.
Loading
6.
Painting
Periodic
Nozzle
Testing
Periodic
functional
tests
are
to
be
conducted
to
assure
nozzle
performance.
Every
five
(5)
years
a
minimum
of
two
OH
‐
VSO
nozzles
shall
be
removed
and
replaced
with
spare
nozzles.
Two
nozzles
shall
be
ordered
to
replace
the
spares
that
were
installed.
Fike
recommends
testing
the
nozzles
which
have
been
installed
into
the
system
the
longest
amount
of
time.
The
two
nozzles
shall
be
submitted
to
a
recognized
testing
laboratory
acceptable
to
the
authority
having
jurisdiction
for
functional
testing.
If
a
nozzle
fails
the
functional
testing,
the
remaining
nozzles
within
the
area
represented
by
that
sample
shall
be
tested.
Spares
A
supply
of
spare
OH
‐
VSO
water
mist
nozzles
(never
fewer
than
three)
shall
be
maintained
on
the
premises
so
that
any
nozzles
that
have
operated
or
been
damaged
in
any
way
can
be
promptly
replaced.
On
an
annual
basis,
verify
that
the
correct
number
of
spare
automatic
water
mist
nozzles
is
provided.
The
number
of
spare
thermally
activated
nozzles
shall
be
as
follows:
1.
For
systems
having
fewer
than
50
nozzles,
not
fewer
than
three
nozzles
2.
For
systems
having
50
to
300
nozzles,
not
fewer
than
6
nozzles
3.
For
systems
having
301
to
1000
nozzles,
not
fewer
than
12
nozzles
4.
For
systems
having
over
1000
nozzles,
not
fewer
than
24
nozzles
NOTE
‐
A
spanner
wrench
shall
be
provided
for
the
removal
and
installation
of
the
nozzles.
Summary of Contents for DuraQuench
Page 93: ......
