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Weight: Fully assembled; 202 lbs.
Gas Inlet and Manifold Pressures
Natural
LP (Propane)
Inlet Minimum
5.5” w.c.
11.0” w.c.
Inlet Maximum
14.0” w.c.
14.0” w.c.
Manifold Pressure
3.5” w.c.
10” w.c.
Stardance Direct Vent / Natural Vent
Certified to:
ANSI Z21.88-2014 / CSA 2.33-2014
Vented Gas Fireplace Heaters
The installation of your Vermont Castings stove must
conform with local codes, or in the absence of local
codes, with the National Fuel Gas Code ANSI Z223.1/
NFPA 54 - latest edition, or CSA B149.1 Installation
code. (EXCEPTION: Do not derate this appliance for
altitude up to 4,500 feet (1,370m). Maintain the mani-
fold pressure at 3.5” w.c. for Natural Gas and 10.0” w.c.
for LP Gas.
High Elevations
Input ratings are shown in BTU per hour and are cer-
tified without deration for elevations up to 4,500 feet
(1,370m) above sea level.
For elevations above 4,500 feet (1,370m) in USA, in-
stallations must be in accordance with the current ANSI
Z223.1/NFPA 54 and/or local codes having jurisdiction.
In Canada, please consult provincial and/or local au-
thorities having jurisdiction for installations at elevations
above 4,500 feet (1,370m).
WARNING: Improper installation, adjustment, alter
-
ation, service or maintenance can cause injury or
property damage. Refer to this manual for correct
installation and operational procedures. For assis
-
tance or additional information consult a qualified
installer, service agency, or the gas supplier.
Horizontal Termination -
Direct Vent ONLY
The vent must rise vertically a minimum of 24” (610 mm)
off the top of the unit, before the first elbow. The horizontal
run may extend up to 20’ (6 m) and include a vertical rise
of up to 40’ (12 m). (Figure 7) Horizontal termination must
also meet the criteria shown in Figures 9 through 11.
• Approved vent systems must terminate above and in-
cluding the heavy line in Figure 7.
• Two 45° elbows may be substituted for each single 90°
elbow.
• With a rise between 2’ - 5’, one 90° or two 45° elbows
may be used.
20
19
18
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
1 2
3
4
5
6
7
8
9 10 11 12 13 14 15 16 17 18 19 20
Ve
rtical Run (in feet)
(Measured from the appliance flue collar to the top of the v
ent pipe
.)
Horizontal Run (in feet)
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
ST134a
FDV28
Horizontal
vent run
12/3/99 djt
areas modified
1/11/00 djt
ST134a
Figure 7
Horizontal vent termination window.
May use up to
three 90° Elbows
One 90°
Elbow
Unacceptable
Venting Configureation
Gas Specifications
Max. Min.
Input Input
Model
Fuel Gas Control BTU/h BTU/h
SDDVT Series
Nat Millivolt Manual 28,000 20,000
SDDVT Series
Prop Millivolt Manual 28,000 20,000
SDDVTCS Series Nat
Millivolt Hi/Lo 28,000 20,000
SDDVTCS Series Prop Millivolt Hi/Lo 28,000 20,000
Air Shutter Setting
Minimum rear injector air inlet openings.
Model
Natural Gas
LP
Direct Vent
1/2” Open
1/2” Open
Natural Vent
1/2” Open
1/2” Open
8
Stardance® Direct Vent/Natural Vent Gas Heater
20306760