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6. Follow the directions below to replace the orifice.
a
Screw the LP orifice until orifice
protrudes 15/16" (23.8mm)
indicating full insertion (use
wrench to secure manifold when
re-attaching orifice).
7. Install the LP pilot orifice following the instructions below.
(a) Use a 7/16" open-end wrench to remove the pilot hood.
(b) Remove and discard the Natural Gas (NG) orifice. Place the LP orifice in the pilot assembly then replace the pilot
hood, tightening the pilot hood until it is snug (do not over-tighten).
© Travis Industries
Installation
Slide the air shutters to provide access to the orifices.
9/16" Wrench
1/2" Wrench
Rear
Orifice
d
(for qualified installers only)
Use a 9/16" wrench to secure the
b
manifold while removing the orifice
with a 1/2" wrench.
Apply thread sealant to the LP orifice prior
to installation. Use the chart below to
identify the correct orifices.
15/16"
Look here for the orifice identification
23.8mm
4150624
c
NG
LP
#31
#49
100-01425
47
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