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STEP
5:
GAS
REQUIREMENTS
AND
HOOKUP
Verify
the type
of
gas
being
used
at
the
installation
site.
As
shipped
from
the
factory,
all
units
are
configured
for
use
on
natural
gas.
For
use
with
propane
gas,
the
unit
must
be
converted.
Field
conversion
for
use
with
propane
must
only
be
done
by
qualified
service
person
nel.
Contact
the
dealer
where
the
unit
was
purchased
or
Thermador
(800/735-4328).
The
field
conversion
kit
for
all
Professional Series
ranges
is
Thermador
Model
STARLPKIT.
For
installation
of
the
appliance
at
high
altitude,
please
consult
your
local
gas
company
for
their
recommenda
tion
of
the
correct
orifice
sizes
and any
other
necessary
adjustments
that
will
provide
proper
gas
combustion
at
specified
altitudes.
<►
CAUTION:
When
connecting
unit
to
propane
gas,
make
certain
the
propane
gas
tank
is
equipped
with
its
own
high
pressure
regulator
in
addition
to
the
pressure
regulator
supplied
with
the
appliance.
The
pressure
of
the
gas
supplied
to
the
appliance
regulator
must
not
exceed
14"
(37mb)
water
column.
Natural
Gas
Requirements:
Inlet
Connection:
1/2"
N.P.T.
(Minimum
5/8"
dia. flex
line.)
Supply
Pressure:
6"
to
14"
water
column.
(14.9
to
37
mb)
Manifold
Pressure:
5"
water
column
(12.5
mb)
Propane
Gas
Requirements:
Inlet
Connection:
1/2"
N.P.T.
(Minimum
5/8"
dia.
flex
line.)
Supply
Pressure:
11"
to
14"
water
column.
(27.4
mb
to
37
mb)
Manifold
Pressure:
10"
water
column
(24.9
mb)
HOOK
UP
•
A
manual
gas
shut-off
valve
must
be
installed
external
to
the
appliance,
in
an
accessible
location
from
the
front, for
the
purpose
of
shutting
off
the
gas
supply.
The
supply
line
must
not
interfere
with
the
back
of
the
unit.
Make
sure
the
gas
supply
is
turned
off
at
the
manual
shut-off
valve
before
connecting
the
appliance.
•
The
range
is
supplied with
its
own
pressure
regulator
that
has
been
permanently
mounted
within
the
range
body.
•
Use
5/8"
flex
line
to
connect
between
the
gas
supply
and
the
appliance
manifold
pipe,
which
exits
the
upper
left
rear
of
the
appliance.
The
appliance
manifold
pipe
connection
is
1/2"
NPT.
(See
Fig.
3a,
3b,
or
3c.)
Use
caution
to
avoid
crimping
the
5/8"
flex
line
when
making
bends.
•
The
gas
supply
connections
should
be
made
by
a
competent
technician
and
in
accordance
with
local
codes
or
ordinances.
In
the
absence
of
a
local
code,
the
installation
must
conform
to
the
National
Fuel
Gas
Code
ANSI
Z223.1.
Current
Issue.
•
Always use
pipe
dope
or
Teflon®
tape
on
the
pipe
threads,
and
be
careful
not
to
apply
excessive
pres
sure
when
tightening
the
fittings.
•
Turn
on
gas
and
check
supply
line
connections
for
leaks
using
a
soap
solution.
Do
not
use
a flame
of
any
sort
to
check
for
leaks.
<►
CAUTION:
"The
appliance
must
be
isolated
from
the
gas
supply
piping
system
by
closing
its
individual
manual
shut-
off
valve
during
any
pressure
testing
of
the
gas
supply
piping
system
at
test
pressures
equal
to
or
less
than
1/2
psig
(3.5kPa.)."
"The
appliance
and
its
individual
shut
off
valve
must
be
disconnected
from
the
gas
supply
piping
system
during
any
pressure
testing of
the
system
at
test
pressures
in
excess
of
1/2
psig
(3.5kPa.)."
When
checking
the
manifold
gas
pressure,
the
inlet
pressure
to
the
regulator
should
be
at
least
6.0"
(14.9
mb)
W.C.
for
natural
gas
or
11.0" (27.4
mb)
for
propane.
Do
not
attempt
any
adjustment
of
the
pressure
regulator.
Page
15