Vermont Casting 2466 - Manual (Page 27)

27
Dutchwest Direct Vent / Natural Vent Gas Heater
30001935
Pilot Orifice Conversion
1. Locate pilot. (Fig. 49)
2. Replace pilot orifice.
Pilot Type 1
• Remove pilot hood by lifting up. (Fig. 53) Do not
remove snap ring to remove pilot hood. NOTE: It is
not necessary to remove the pilot tube for conver-
sion.
• Remove pilot orifice with allen wrench. (Fig. 54)
• Install the conversion orifice.
• Reinstall pilot hood. Be sure to align hood with
index tab.
Pilot type 2
• Loosen pilot hood turning counterclockwise using a
7/16” wrench. (Fig. 55) NOTE: You may use pen-
etrating oil to prevent pilot hood threads from seizing
up.
FC107
SIT820
valve conversion
10/03
A
B
C
OFF PIL OT O
Fig. 51 Remove mounting screws, pressure regulator tower
and spring and diaphragm assembly.
FC107
D
E
F
FC108
SIT
regulator
conversion
10/03
OFF PIL OT O
FC108
Fig. 52 Replace regulator.
CO105a
gas conversion
Pilot
1/28/00 djt
Pilot Hood
Pilot
Bracket
CO105a
Fig. 53 Remove pilot hood.
CO106a
DV360/580
Gas Conversion
Pilot2
1/28/00 djt
Index Tab Allen Wrench
Snap Ring
CO106a
Fig. 54 Remove pilot orifice.
• Remove pilot orifice with needlenose pliers. (Fig.
56) NOTE: Use a wrench to hold pilot tube in place
while removing the orifice.
• Install the conversion orifice.
• Reinstall pilot hood and tighten until mark on pilot
hood aligns with mark on pilot bracket.
NOTE: Be sure burner leg remains at a 90° angle to
firebox base after conversion.
CO105
Gas Conversion
Pilot
2/15/99 djt
Pilot
Index
Marks
Pilot Bracket
CO105
Fig. 55 Remove pilot hood. (Your pilot may have a different
appearance).
CO106a
Gas Conversion
Pilot (Vermont)
7/19/99 djt
Pilot Orifice
CO106b
Fig. 56 Remove pilot orifice.