Vermont Castings SDDVTCB Homeowner's Installation And Operating Manual page 39

Orifice
Venturi Bracket
Bracket
Fig. 80 Tilt ember bed slightly to correctly place on venturi and
air shutter.
3. Remove injector orifice from left burner bracket with a
1/2" wrench. Use a back up wrench to prevent damage
to the manifold. (Fig. 81)
4. Install conversion orifice. (Refer to Table 2)
5. The air shutter is factory set according to table on Page 7
and should not need adjustment. The air shutter opening
may be verified by measuring as shown in Figure 82.
All Models
Fig. 81 Use two wrenches to avoid damage to manifold.
Model
SDDVT
SDDVTCS
Model
SDDVT
SDDVTCS
30004968
Pem Studs
ST919
CO145
Table 2. Injector Orifice Size Matrix
Conversion to LP
Kit #
20012735
#53 / .0595"
20300126
Conversion to Natural Gas
Kit #
20012903
#38 / .101"
20300127
Stardance® Direct Vent/Natural Vent Gas Heater
Orifice
Bracket
Fig. 82 The air shutter setting is 1/2" (13 mm) from the orifice
bracket to the edge of the air shutter.
1. Replace burner making sure venturi on bottom of em-
ber bed aligns with orifice and is seated properly on
air shutter assembly. (Fig. 80) Make sure burner is slid
into place at a slight angle and opposite to how it was
removed. When burner is slid into place, the three (3)
pem studs should slide down through clearance holes
into the bottom of the control panel.
2. Thread and tighten 3/8" nuts back onto pem studs on
underneath side of control panel, reversing Step 1
shown in Figure 79.
3. Reinstall logs as per instructions on Page 25.
4. Place conversion label supplied in the kit on the rating
plate.
5. Replace glass and stove front.
6. Restore gas to system and relight appliance according
to Lighting Instructions on Page 30.
7. Leak check the system using a gas leak detector solu-
tion.
8. Relight the main burner in both the "HI" and "LO" posi-
tions to verify proper burner ignition and operation.
Conversion is complete.
Orifice Part #
20007347
Orifice Part #
20009310
Orifice
Input (BTU/h)
Minimum Maximum
20,000
28,000
20,000
Input (BTU/h)
Minimum Maximum
20,000
28,000
20,000
Air Shutter
CO142
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