Install Instructions
CG
i
GAS-FIRED
wATER
BOILER-
sERIEs
a-
Boiler
Manual
2a
12
Prepare boiler -
placement
& setup
Place
boiler/crate
near
position
t.
Leave boiler
in
crate
and
on
pallet until installation site
is ready.
2. Move entire crate
and
pallet next
to
selected location.
3. Remove crate.
4. Remove
bo
il
er
from
pallet
NOT
ICE
I
Do
not
dr
op
boiler or bmnp jacket on
. fl
oor
or
pall
et
Damage to
bo
il
er
can
r
esult
a.
Tilt
left side
of
boiler
up
and
place a
board
under
left legs.
b.
Tilt
boiler
th
e
other
way
and
place a
board
u
nder
right legs.
c. Slide boiler backward
off
pallet
and
int
o position .
5. Check level.
a.
Shim
legs,
if
necessary.
b.
Do
not alter le
gs
.
Inspect
orifices
and
burners
t. Remove front jacket door. Remove burn
er
shield (see
Figure 40, item 4, page 60).
2. Check f
orco
rr
ectly-sized manifold orifices. See Table 2
for sizing. (
Th
e orifice size is stan1ped on
th
e orifice
spud
barrel.)
Correctly-sized
manif
old orifices
must
be
used.
Fail
ure
to
do
so will result in
severe personal injury, death
or
sub
-
stantial property damage.
3. Reinstall
burner
shield.
I&
WARNING
!
Do
not operate boil
er
wi
th
o
ut
burn
er
shield in place.
Fail
ur
e
to
do
so
could
resu
lt
in severe
personal inj
ur
y,
death
or
sub
-
stantial property damage.
Orifice
replacement
procedure
(w
hen required)
t. Remove the screws securing
the
burner
shield
and
remove burn
er
shield.
2. Using a
'h<''
op
en
-e
nd
wren
ch,
remove
th
e
burner
orifices from
th
e manifo
ld
.
3. Apply a small
amount
of
pipe
dope
to
each
of
t11
e n
ew
orifices
and
install
in
t11
e
manif
old us-
ing a 'I..'' op
en
-e
nd
wre
nch
.JV!akes
ur
e
th
e
ori
-
fices are aligned correctly, not cross-threaded
in
the man
if
old
tapp
ings.
I&
WARNING
!
Use
on
ly pipe dope compatible
with propane gas, even
if
boiler
is
to
be
operated on natural
gas. Failure
to
comply
could
result in severe personal injury,
death
or
substantial property
damage.
4. Carefully replace
th
e
burner
shield.
5.
Foll
ow
th
e chec
k-
o
ut
pr
oced
ur
e, Section 8
page
36,
to
assure
the
boiler is now operating
properly after orifices are re
pl
aced.
Table 2
Manif
o
ld
o
rifice
sizing
at
sea
l
eve
l
and
a~ltudes
to 4,500
feet
Location
Boiler
model
Natural
gas
Propane
gas
number
0-2,000
"·
over
2,000
H.
0-2,000
"·
over
2,000
ft.
CG
i
-25
2.30mm #54
u.s.
CGi
-3
and
CGi
-5 2.55mm
(Note
1) 1.6
0m
m (N
ote
1)
CG
i
-4,
CG
i-6 -
CGi-8
2.70mm 1.65mm
0-2,000
"·
2,000-4,500
0-2,000
"·
2,000-4,500
Canada
CG
i
-25
2.30mm
#44
#54
#55
CG
i
-3
and
CGi
-5 2.55mm
#4
1 1.60mm
1.
45
mm
CG
i
-4,
CG
i-6 -
CGi-8
2.70mm
#38
1.65mm
#53
Note 1:
For
elevations
above
2,000 leet,
co
ntact
yo
ur
l
oca
l
We
ii·M
cla
in
sales
office
lo
r
details
.
Part
Number
550-142-780/07
12