Adjustments; Gas Pressure Adjustment; Venturi Adjustment; Flame Characteristics - Napoleon Torch GT8N Installation And Operating Instructions Manual

9.0 ADJUSTMENTS

9.1

GAS PRESSURE ADJUSTMENT

Outlet pressure can be adjusted if not mea-
suring 3.5" W.C. (NG) or 10.0" W.C. (LP).
Pressure can be checked by remov-
9.1.1
ing cap (A) using a 3/16 Allen key
and replacing it with a 1/8 NPT barb
fi tting.
Place pressure gauge tube over the
9.1.2
fi tting.
Pressure can be adjusted by remov-
9.1.3
ing cap (B) using a fl at screwdriver,
and adjusting the nylon plug with the
same screw driver. Turning the plug
in (clockwise) will increase the pres-
sure.
9.2

VENTURI ADJUSTMENT

This model has an air shutter that has been factory set open according to the chart below:
Closing the air shutter will cause a more yellow fl ame, but can lead to carboning.
Opening the air shutter will cause a more blue fl ame, but can cause fl ame lifting
from the burner ports. The fl ame may not appear yellow immediately; allow 15
to 30 minutes for the fi nal fl ame color to be established.
AIR SHUTTER ADJUSTMENT MUST ONLY BE DONE BY A QUALIFIED
INSTALLER!
NOTE: It is important that the venturi sits down tight on the orifi ce.
AIR SHUTTER OPENINGS
LP 5/16" DIA (x2)
NG 3/16" DIA (x1)
9.3

FLAME CHARACTERISTICS

It is important to periodically perform a visual check of the burner fl ame. Compare
them to the illustration provided.
VENTURI
BURNER
AIR
SHUTTER
OPENING
49.3
W415-0794 / A / 06.08.10
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