Adjustments; Pilot Burner Adjustment; Venturi Adjustment; Bgd36Cf Venturi Adjustment - Napoleon BGD36CFNTR Installation And Operating Instructions Manual

50
11.0

ADJUSTMENTS

11.1 PILOT BURNER ADJUSTMENT

Adjust the pilot screw to provide properly sized fl ame. Turn in a clockwise
direction to reduce the gas fl ow.
Inlet pressure can be checked by turning screw (A) counter-
clockwise until loosened and then placing pressure gauge
tubing over the test point. Gauge should read 7" (minimum 4.5")
water column for natural gas or 13" (11" minimum) water column for
propane. Check that main burner is operating on "HI".
Outlet pressure can be checked the same as above using screw (B).
Gauge should read 3.5" water column for natural gas or 10" water column
for propane. Check that main burner is operating on "HI".
AFTER TAKING PRESSURE READINGS, TIGHTEN SCREWS
FIRMLY TO SEAL. DO NOT OVER TORQUE. LEAK TEST.

11.2 VENTURI ADJUSTMENT

11.2.1

BGD36CF VENTURI ADJUSTMENT

CARBON CAN BE DISTRIBUTED IN SURROUNDING LIVING AREA IF THE AIR SHUTTER IS IMPROP-
THE FRONT OF THE APPLIANCE BECOMES VERY HOT DURING OPERATION. LET THE APPLIANCE
This appliance has an air shutter that has been factory set open according to the chart below:
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 color to be established.
AIR SHUTTER ADJUSTMENT MUST ONLY BE DONE BY A QUALIFIED
INSTALLER!
To access the air shutter, remove the control panel,
remove the two screws that secure the cover to the air
housing, loosen the set screw and adjust air shutter
position.
W415-0785 / A / 07.23.09
!
ERLY ADJUSTED.
COOL COMPLETELY BEFORE CONDUCTING SERVICE.
BGD36CF
NG 1/16"
LP 1/4"
THERMOCOUPLE
PILOT SCREW
WARNING
PILOT
BURNER
THERMOPILE
B A
39.3
VENTURI
AIR SHUTTER
OPENING
ORIFICE
49.2
VENTURI