Rapid Engineering CGTH-30 Installation & operation manual - Warning
CGTH I
NSTALLATION
, O
PERATION
AND
S
ERVICE
M
ANUAL
30 of 55
9.3.2 Galvanized Horizontal Ventin
g
with an Elbow
After the heater has
b
een properly s
u
spended in
accordance
w
ith the preceding headings of this sec-
tion, proceed to install the
v
enting as descri
b
ed
b
elo
w
:
NOTE:
The 90° el
b
o
w
kit (P/N 08038000)
w
ill
b
e
req
u
ired for this installation.
1. Using a tape meas
u
re, meas
u
re the distance
from the floor to the center of the
v
ent collar on
the rear s
u
rface of the
bu
rner. Note this dimen-
sion here ________.
2. Using the tape meas
u
re, transfer this meas
u
re-
ment to the inside s
u
rface of the exterior
w
all
that the
v
ent
w
ill penetrate; make a reference
mark. Check the location of the hole to ens
u
re
that there are no internal
w
all str
u
ct
u
res (i.e.
st
u
ds) to pre
v
ent penetration. Also check that
the o
u
tlet of the
v
ent does not compromise the
general
v
enting req
u
irements,
3. Using a tape meas
u
re, meas
u
re distances ‘A’, ‘B’,
‘C’ and ‘D’ as sho
w
n
. Note these
dimensions here (A= ______, B= ______,
C=______, D=______) and add them together.
NOTE: If the total of dimensions a
b
o
v
e are greater
than 5' (1.5 m), a 5' (1.5 m)
b
alanced fl
u
e
v
ent
extension kit (P/N 08039000)
w
ill
b
e req
u
ired.
FIGURE 21: Horizontal Installation Top View
4. From the reference mark made in step 2, mea-
s
u
re do
w
n
v
ertically 1/4" (.6 cm) per foot mea-
s
u
red in step 3. C
u
t 5" (13 cm)
v
ent terminal
clearance hole at the lo
w
er reference.
5. C
u
t the 3" (8 cm)
v
ent to length as follo
w
s:
Length A
3" diameter = A – 8"
Length B
3" diameter = B + C + D – 7 3/4"
Al
w
ays c
u
t a non-s
w
aged end.
6. Wrap the 1" (2.5 cm) diameter spring aro
u
nd the
o
u
tside diameter of the 3" (8 cm) el
b
o
w
as
sho
w
WARNING
Carbon Monoxide Hazard
Heaters must be exhausted outside.
Use materials supplied.
This heater needs fresh air for safe operation
and must be installed so there are provisions
for adequate combustion and ventilation air.
Failure to follow these instructions can result
in death or injury.
Optional Vent
Extension
Vent
Terminal
3" (8 cm)
pipe is slid
through end
of terminal
B
6" (15 cm)
Minimum
A
3" (8 cm)
5" (13 cm)
- Top View -
C
D
Heater