VR
8104
, VR
820
4 AN
D VR
8304
I
N
T
E
R
M
IT
TEN
T PI
LO
T CO
M
B
IN
A
T
IO
N
G
A
S CO
N
T
R
O
L
S
69
-122
5—4
6
Fi
g
. 3.
S
e
d
im
e
n
t t
rap i
n
st
al
la
ti
on.
Ins
tall Con
trol
1.
M
ount
ed 0
t
o
90 d
egr
ees i
n
an
y di
re
c
ti
on,
in
cl
ud
in
g
ver
ti
cal
ly
,
fr
om
t
he upr
ight
p
o
si
ti
o
n
of
t
he gas
cont
ro
l kno
b.
2.
M
ount
so
th
e
ga
s
fl
o
w
i
s
i
n
t
he di
re
ct
ion of
t
he
ar
ro
w
on t
he bot
to
m
of
t
h
e
con
tr
ol
.
3.
Thr
ea
d
the pi
pe t
h
e am
ount
show
n
in
T
abl
e 7 f
o
r
in
s
e
rt
ion i
n
to
cont
ro
l or
adap
te
rs
.
D
o
not
t
h
re
a
d
pi
p
e
t
o
o
f
a
r.
V
a
lv
e di
st
o
rt
io
n
o
r m
a
lf
un
ct
ion can
re
sul
t i
f
th
e
pi
pe i
s
i
n
ser
te
d t
o
o
de
epl
y.
T
a
bl
e
7
. NP
T Pi
pe Thr
e
a
d Len
gt
h (
in.
).
4.
App
ly
a m
oder
at
e am
ount
of
go
od qual
it
y pi
pe
com
po
und (
do not
use T
e
fl
on
t
ape
) onl
y
to
t
he
pi
pe,
l
eav
in
g
t
w
o
en
d t
h
read
s b
a
re
.
O
n
LP
in
st
al
la
ti
on
s,
use a com
pou
nd r
e
si
st
ant
t
o
LP
g
a
s.
S
ee Fig
. 4.
5.
R
e
m
o
ve t
he seal
s over
t
h
e
c
ont
ro
l i
n
le
t and out
le
t i
f
ne
cessar
y.
6
.
C
onne
ct
t
he pi
pe t
o
t
he con
tr
ol
in
le
t an
d out
le
t.
U
s
e
a w
ren
ch on t
h
e
s
quar
e ends
of
t
h
e
co
nt
ro
l.
I
f a
fl
an
ge i
s
use
d,
pl
ace t
h
e w
rench
on
t
he f
lan
ge
ra
th
e
r th
a
n
o
n
th
e
g
a
s
c
o
n
tr
o
l. Re
fe
r to
F
ig
.
5
an
d
6
.
C
o
n
n
ec
t Pilo
t G
a
s
Tu
bin
g
1.
C
u
t
tubi
ng t
o
t
he des
ir
ed l
e
n
g
th
a
nd bend
a
s
ne
cessar
y f
o
r r
out
in
g
t
o
t
h
e
p
ilo
t bu
rn
e
r.
D
o
not
m
a
ke sha
rp
be
nds or
d
e
fo
rm
t
h
e t
u
b
ing
. D
o
no
t
be
nd
th
e t
ubi
ng
at
t
h
e
ga
s co
nt
ro
l
af
te
r
th
e
com
pr
es
si
on
nu
t
is
t
igh
te
n
ed,
b
e
cause
t
h
is
ca
n
re
sul
t i
n
g
a
s l
e
a
k
age at
t
he con
nect
io
n.
2.
S
quar
e of
f and
r
e
m
o
ve
bu
rr
s f
rom
t
h
e
e
nd of
t
he
tubi
ng.
3.
U
n
scr
ew
t
he br
ass com
pr
essi
on f
it
ti
ng f
rom
t
h
e
pi
lo
t out
le
t (
F
ig
. 6)
. Sl
ip
t
he f
it
ti
ng over
t
h
e
tubi
ng
an
d s
lid
e
out
of
t
h
e w
a
y.
S
ee
Fi
g.
7.
N
O
T
E
:
W
he
n
re
p
laci
ng a cont
ro
l,
cut
of
f
the ol
d
com
pr
es
si
on
f
it
ti
ng
an
d r
e
p
lace
w
it
h
t
h
e
com
pr
es
si
on
f
it
ti
n
g
pr
ovi
d
ed on t
he co
m
b
in
a
ti
on
ga
s co
nt
ro
l.
N
e
ver
use
th
e o
ld
com
pr
essi
on
fi
tt
ing bec
ause i
t m
a
y
n
o
t pr
ovi
de a gas-
ti
gh
t
sea
l.
4.
P
u
sh t
h
e
tu
b
ing i
n
to
t
he pi
lo
t gas t
a
ppi
ng on t
h
e
ou
tl
et
en
d o
f
the
cont
ro
l
unt
il i
t bo
tt
om
s.
Wh
ile
ho
ld
ing t
h
e t
u
b
ing
al
l t
he w
a
y
i
n
,
sl
id
e
t
he f
it
ti
ng
in
to
p
lace
an
d e
ngag
e
th
e
t
h
reads
;
th
en
tu
rn
un
ti
l
fi
ng
er
t
ig
h
t.
T
ig
h
te
n one m
o
re
t
u
rn
w
it
h
a
w
re
n
ch,
bu
t do not
over
ti
ght
en
.
5.
C
onne
ct
t
he ot
h
e
r
e
nd of
t
he t
u
bi
n
g
t
o
t
h
e pi
lo
t
bu
rn
er
acco
rd
in
g
t
o
t
h
e
p
ilo
t bur
ne
r m
anuf
act
ur
er
’s
in
s
tr
u
c
tio
n
s
.
F
ig.
4.
Us
e
m
o
der
at
e am
ou
nt
o
f pi
pe
co
m
pou
nd.
Pi
pe
Si
z
e
Thr
ea
d P
ipe
th
is
A
m
o
unt
M
a
x
im
u
m
D
e
pt
h Pi
pe ca
n
b
e
In
s
e
rte
d
in
to
C
o
n
tr
o
l
3/
8
9
/1
6
3
/8
1/
2
3
/4
1/
2
3/
4
1
3/
1
6
3/
4
GAS
CONTROL
GAS
CONTROL
HORIZONTAL
DROP
PIPED
GAS
SUPPLY
PIPED
GAS
SUPPLY
3 IN.
(76 MM)
MINIMUM
3 IN.
(76 MM)
MINIMUM
RISER
GAS
CONTROL
TU
B
ING
GAS
SUPPLY
HORIZONTAL
DROP
3 IN.
(76 MM)
MINIMUM
RISER
M3077
2
1
2
2
1
2
ALL BENDS IN METALLIC TUBING SHOULD BE SMOOTH.
CAUTION: SHUT OFF THE MAIN GAS SUPPLY BEFORE REMOVING
END CAP TO PREVENT GAS FROM FILLING THE WORK AREA. TEST
FOR GAS LEAKAGE WHEN INSTALLATION IS COMPLETE.
TWO IMPERFECT
THREADS
GAS CONTROL
THREAD PIPE THE AMOUNT
SHOWN IN TABLE FOR
INSERTION INTO GAS CONTROL
APPLY A MODERATE AMOUNT OF
PIPE COMPOUND TO PIPE ONLY
(LEAVE TWO END THREADS BARE).
M3075B
PIPE
VR
8104
, VR
820
4
A
N
D VR
8304
I
N
T
E
R
M
IT
TEN
T PI
LO
T CO
M
B
IN
A
T
IO
N
G
A
S CO
N
T
R
O
L
S
5
69-1
225—4
Fi
g.
1.
T
op vi
ew
o
f co
nver
ti
bl
e
p
ressu
re
r
e
g
u
la
to
r c
a
p.
Ins
tall Ada
pters To
Contro
l
If
a
dapt
er
s a
re
bei
ng
in
st
al
le
d
on
t
h
e co
nt
ro
l,
m
ount
t
hem
a
s
fo
llo
ws
:
Fl
a
n
g
e
s
1.
C
h
oose t
he appr
op
ri
at
e
fl
ange f
o
r
yo
ur
ap
pl
ic
at
io
n
.
2.
R
e
m
o
ve t
h
e
se
al
over
t
h
e
g
a
s cont
ro
l i
n
le
t
o
r
out
le
t.
3.
M
a
ke sur
e t
h
a
t t
he O
-r
ing
i
s
f
it
ted i
n
t
he gr
oove
of
th
e
fl
ange.
I
f t
h
e
O
-r
ing i
s
no
t at
ta
ched or
i
s
m
issi
ng,
d
o
n
o
t use
t
he
fl
an
ge.
4.
Wi
th
t
h
e O
-r
ing
fa
ci
ng
th
e
co
nt
ro
l,
al
ig
n t
he
scr
ew
hol
es on t
h
e
g
a
s cont
ro
l w
it
h
t
he hol
es i
n
t
he
fl
ang
e.
I
n
ser
t
and
t
ig
h
te
n t
he
scr
ew
s pr
ov
ided
w
it
h
th
e
fl
ange.
See
F
ig.
2.
T
ight
en t
he scr
e
w
s t
o
2
5
in
c
h
-pound
s
o
f t
o
rq
ue t
o
pr
ovi
de a gas-
ti
gh
t seal
.
Bu
shi
ng
s
1.
R
e
m
o
ve t
h
e
se
al
over
t
h
e
c
ont
ro
l i
n
le
t
o
r out
le
t.
2.
App
ly
a m
oder
at
e am
ount
of
go
od qual
it
y pi
p
e
com
pou
nd t
o
t
he bu
shi
n
g
,
leavi
ng t
w
o en
d t
h
re
a
d
s
bar
e.
O
n
an LP
i
n
st
al
la
ti
o
n
, use
com
p
ound t
hat
i
s
re
si
st
ant
t
o
LP
g
a
s.
D
o
not
u
s
e
T
e
fl
on
tape.
3.
In
ser
t t
he bushi
ng i
n
t
he con
tr
ol
an
d
c
a
re
fu
lly
th
re
ad
th
e
p
ipe
i
n
to
t
he
bus
hi
n
g
u
n
ti
l
ti
gh
t.
C
o
m
p
le
te
t
h
e
in
st
ru
ct
ions
be
lo
w
f
o
r i
n
st
al
ling t
h
e pi
pi
ng,
in
s
tal
ling t
he cont
ro
l,
c
onnec
ti
ng t
h
e
p
ilo
t ga
s
tubi
ng and
th
e
w
ir
ing.
M
a
ke
su
re
t
he l
e
ak t
e
st
you per
fo
rm
on
t
he
cont
ro
l af
te
r com
pl
et
in
g
t
he i
n
st
a
lla
ti
on i
n
cl
ud
es l
e
a
k
te
st
ing t
h
e adap
te
rs
and scr
ew
s.
I
f you use
a
w
re
n
ch on
th
e
v
a
lv
e
af
te
r
the f
lang
es ar
e
in
st
al
led,
use t
he w
rench
onl
y o
n
t
h
e
f
la
nge,
n
o
t on
t
he
cont
ro
l.
See
F
ig.
5.
F
ig.
2.
Fi
rm
ly f
ast
en f
la
nge t
o
val
ve,
but
do no
t ove
rt
ight
en
s
c
re
w
s
.
Lo
c
a
ti
on
Th
e com
bi
nat
io
n
g
a
s cont
ro
l i
s
m
ount
ed i
n
t
h
e appl
ia
nce
ves
ti
bul
e
o
n
t
h
e
ga
s
m
a
n
if
o
ld
. I
f t
h
is
i
s
a r
e
pl
a
c
em
ent
ap
pl
ic
at
io
n
, m
ount
t
h
e
g
a
s
c
ont
ro
l i
n
t
he sam
e l
o
ca
ti
on
as t
he ol
d
co
nt
ro
l.
Lo
cat
e
the com
bi
nat
io
n gas cont
ro
l w
h
er
e
it
ca
nnot
b
e
af
fe
ct
ed by st
ea
m
cl
eani
ng,
hi
gh
h
u
m
idi
ty
, or
dr
ippi
n
g
w
a
te
r,
cor
ro
si
ve che
m
ical
s,
dus
t or
g
re
a
se accum
ul
at
io
n
or
excessi
ve hea
t.
T
o
a
ssur
e pr
oper
oper
at
io
n,
f
o
llow
these
gu
id
e
lin
es:
•
L
o
c
a
te
g
a
s
c
o
n
tro
l in
a
we
ll-v
e
n
tila
te
d
a
re
a
.
•
M
oun
t gas cont
ro
l hi
gh enou
gh above
cab
in
e
t bot
to
m
to
avoi
d
e
x
posu
re
t
o
f
loodi
ng or
spl
a
shi
n
g
w
a
te
r.
•
A
ssur
e t
h
e
am
bi
ent
t
e
m
p
e
rat
ur
e
does
no
t
excee
d t
he
am
bi
ent
t
e
m
p
e
ra
tur
e r
a
ti
ng
s
fo
r
e
a
ch com
pon
ent
.
•
C
over
gas cont
ro
l i
f appl
ia
nce i
s
cl
e
aned
w
it
h
w
a
te
r,
st
eam
,
o
r chem
ic
al
s
or
t
o
av
oi
d du
st
and
gr
ea
se
acc
um
ul
a
ti
on.
•
A
voi
d
l
o
cat
in
g g
a
s
cont
ro
l
w
h
er
e e
x
posur
e
to
cor
ro
si
ve
chem
ic
al
f
u
m
e
s o
r
dr
ip
pi
n
g
w
a
te
r a
re
l
ikel
y.
Instal
l Piping
to Con
trol
A
ll
pi
pi
ng m
u
st
com
pl
y w
it
h
l
o
cal
cod
es and or
di
nance
s
or
w
it
h
t
he N
a
ti
onal
Fuel
G
a
s C
ode (
A
N
S
I
Z
223.
1,
N
F
P
A
N
o
. 5
4
),
w
h
ic
he
ver
a
ppl
ie
s.
T
ubi
ng
in
s
tal
la
ti
on
m
u
st
c
o
m
p
ly
w
it
h
a
ppr
oved
st
and
ar
ds
and
pr
act
ic
e
s
.
1.
U
s
e
new
,
pr
oper
ly
r
eam
e
d
p
ipe
t
hat
i
s
f
ree
fr
o
m
chi
ps.
I
f t
ubi
ng
is
use
d,
m
a
ke
sur
e
the
ends
ar
e
squ
ar
e,
de
bur
red and cl
ean.
Al
l t
ubi
ng bend
s m
u
st
be
sm
oo
th
an
d w
it
hou
t
def
or
m
a
ti
on
.
2.
R
un pi
p
e
or
t
ubi
ng t
o
t
he cont
ro
l.
I
f t
u
b
ing
i
s
u
s
ed,
ob
ta
in
a t
u
b
e
-t
o-
pi
pe cou
pl
ing t
o
co
nnect
t
h
e
tubi
ng t
o
t
he cont
ro
l.
3.
In
st
al
l a
se
di
m
e
n
t
tr
ap
i
n
t
h
e
su
ppl
y l
ine
t
o
t
h
e
c
o
nt
ro
l.
S
e
e
F
ig.
3
.
PRESSURE
REGULATOR
CAP
M11678
NA
T
NAT
LP
L P
NA
T
NAT
OR
OTHER SIDE
OF CAP
M9046
VALVE OUTLET
FLANGE
9/64 INCH HEX SCREWS (4)
DO NOT OVERTIGHTEN SCREWS. TIGHTEN TO
25 INCH-POUNDS.
1
1
