www.desatech.com
117272-01F
5
BURNER ORIFICE
LOG
NATURAL
PROPANE/LP
MODEL
IN.
NUM.
IN.
NUM.
HDVSR18
HDVDR18W
0.120
31
0.073
49
HDVDR24W 0.129
30
0.086
44
HDVTR24W 0.1405
28
0.089
43
Model
Burner
Description
Btu Input
Natural Gas
Btu Input
P
ro
p
an
e/
L
P
Gas
Minimum
V
en
t O
p
en
in
g
HDVSR18
HDVDR18W
18"
Dual
55,000 45,000 8" dia.
HDVDR24W
24"
Dual
60,000 55,000 8" dia.
HDVTR24W
24"
Triple
70,000 60,000 8" dia.
*Add 6" if safety valve/pilot is used
**At depth indicated
FUEL INLET PRESSURE
SPECIFICATIONS (W.C.)
Min.
Max.
NG
5.5"
10.5"
LP
11"
13"
Figure 2 - Technical Information Charts
MINIMUM FIREBOX SIZES
Models: HDVSR18, HDVDR18W
Front
Width*
Back
Width**
Depth
Height
28"
16"
14"
18"
Models: HDVDR24W
Front
Width*
Back
Width**
Depth
Height
29
3
/
4
17"
15
1
/
2
18"
Models: HDVTR24W
Front
Width*
Back
Width**
Depth
Height
30"
22"
15
1
/
2
18"
CHECk GAS TYPE
Use only natural gas. If your gas supply is not
natural gas, you must install ON/OFF Safety
Valve/Pilot Kit (see
Accessories
, page 19).
Call dealer where you bought log set.
If the fireplace does not have a gas supply
shutoff valve, one must be installed.
INSTALLATION
CAUTION: Do not remove the
data plates attached to the burner
pan. The data plates contain im
-
portant warranty information.
WARNING: Before installing
in a solid fuel burning fireplace,
the chimney flue and firebox
must be cleaned of soot, creo
-
sote, ashes and loose paint by a
qualified chimney cleaner. Creo
-
sote will ignite if highly heated.
A dirty chimney flue may create
and distribute soot within the
house. Inspect chimney flue for
damage. If damaged, repair flue
before operating heater.
NOTICE: Installation, service, and
repair of this appliance must be
performed by a qualified installer,
service agency, company or
gas supplier experienced with
this type of gas appliance. Only
factory authorized components
listed in these instructions may
be used in accordance with the
manufacturer’s instructions and
all codes and requirements of
the authority having jurisdiction.
Any modifications to this kit, or
use of unauthorized components
or accessory items will void the
manufacturer’s warranty, and may
result in a hazardous condition.
FLUE OPENING SPECIFICATIONS
Note: This vented appliance must be installed
only in a solid-fuel burning fireplace with a
working flue and constructed of noncombus
-
tible material.
The charts in Figure 2 indicate technical
information regarding the installation of your
gas log set. Please make sure that all of the
specifications shown are applicable before
installation is attempted.
The fireplace must include a working flue and
venting system with the minimum openings
shown in the Figure 2.
