Adjustment; Venturi Adjustment; Fl Ame Characteristics - Napoleon Knightsbridge VF Series Installation And Operation Manual

8.0 adjustment

EN
8.1

venturi adjustment

WARNING
!
• Carbon can be distributed in surrounding living area if the air shutter is improperly adjusted.
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 carbonization. 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.
note:
It is important that the orifice is securely inserted into the venturi.
AIR SHUTTER OPENINGS
NG 5/16" (0.31mm)
P 5/16" (0.31mm)
8.2 fl ame characteristics
It's important to periodically perform a visual check of
the pilot and burner flames. Compare them to the
illustration provided. If any flames appear abnormal,
call a service person.
18
W415-1966 / 07.08.19
VENTURI
BURNER
AIR
SHUTTER
OPENING
ORIFICE