Adjustment; Venturi Adjustment; Flame Characteristics - Napoleon GVF40P Installation And Operating Instructions Manual

11.0

ADJUSTMENT

11.1 VENTURI ADJUSTMENT

CARBON CAN BE DISTRIBUTED IN SURROUNDING LIVING AREA IF THE AIR SHUTTER IS
This appliance has an air shutter that has been factory set open according
to the chart below:
Regardless of venturi orientation, closing the air shutter will cause a more
yellow flame, but can lead to carboning. Opening the air shutter will cause a
more blue flame, but can cause flame lifting from the burner ports. The
flame may not appear yellow immediately; allow 15 to 30 minutes for the
final flame colour to be established.
AIR SHUTTER ADJUSTMENT MUST ONLY BE DONE BY A QUALIFIED
INSTALLER!

11.2 FLAME CHARACTERISTICS

It's important to periodically perform a visual check of the pilot and burner fl ames. Compare them to the illustra-
tions provided. If any fl ames appear abnormal call a service person.
AIR SHUTTER OPENINGS
NG 1/4"
LP 7/16"
WARNING
!
IMPROPERLY ADJUSTED.
49.5
VENTURI
BURNER
AIR
SHUTTER
OPENING
ORIFICE
49.1
54.5
W415-0810 / C / 04.26.12
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