Stardance direct vent/natural vent gas heater, Table 2. injector orifice size matrix – Vermont Casting Stardance SDV30 User Manual

Page 32

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32

Stardance Direct Vent/Natural Vent Gas Heater

20007065

Models 3940, 3950 (RF Models) Only
16. Follow procedure for pilot type 2 to replace pilot

orifice.

17. Remove and replace plug on lower right hand side

of the valve; Red for LP and Blue for NG. (Page 26,
Fig. 49)

18. Remove motor top cap. Depress and turn center

plunger until arrow points to correct screw. Red for
LP and Blue for NG. NOTE: Plunger will “snap” into
NG position when arrow is close to blue screw. It will
not “snap” at LP (Red) position. (Fig. 61)

19. Insure manifold pressure remains between 3.2”

- 3.5” w.c. for NG and 9,5” - 10” w.c. for LP. To adjust
the manifold pressure, for NG, using a torque #10
key turn the blue screw clockwise to increase the
manifold pressure. Turn the screw counterclockwise
to decrease the pressure. Use the red screw to
adjust LP.

20. Replace motor top cap.

All Models
21. Replace burner. Slide the burner in at an angle

with left side lower than the right side. Slide the left
side onto the injectors, making sure the burner leg
remains at a 90° angle to the base. Lower the right
hand side down in to place. Make sure the burner is
as far left as possible and the injector shoulders are
inside the burner.

NOTE: It is very critical to keep the left burner leg,

which holds the injectors, at a 90° angle to the base.
(Fig. 62) This keeps the orifices aligned with the
tubes inside burner. Failure to do so could affect the
flame appearance and performance of the unit.

22.Place conversion label on valve.
23.Reinstall the right and left log bracket assembly.
24.Reinstall the rear log bracket.
25.Replace logs.
26.Replace glass and stove front.
Conversion is complete.

FP1037b
comfort valve
convert
3/6/01 djt

LOCAL

REMOTE

ON •

PILOT

OFF

LED

Motor Top Cap

Center
Plunger

Blue - NG

Red - LP

Valve

FP1037b

Fig. 61 Depress and turn center plunger.

ST353a

injector orifice

replace

3/21/00 djt

90°

Left Burner Leg

Injector Orifice

ST353a

Fig. 62 Remove and replace injector orifices.

Table 2. Injector Orifice Size Matrix

Conversion to Natural Gas

Input (Btu/h)

Kit #

Front

Part #

Rear

Part #

Minimum

Maximum

000-5021

#54 / .055”

30000514

#44 / .086”

30000334

19,000

28,000

000-5011

Conversion to LP

Input (Btu/h)

Kit #

Front

Part #

Rear

Part #

Minimum

Maximum

000-5022

#69 / .029”

30000513

#54 / .055”

30000514

20,000

28,000

000-5012

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