Napoleon BIB18 Owner's Manual page 5

Orifice Sizes
The following table lists the orifice size corresponding to each burner.
Use this as reference when servicing the grill.
Built-In Series Overview
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Propane
BIB10RT / BI10RT
Natural gas
Propane
BIB10IR
Natural gas
Propane
BIB12RT / BI12RT
Natural gas
Propane
BIB18RT
Natural gas
Propane
BIB18IR
Natural gas
Propane
BIB18PB
(outer ring)
Natural gas
Propane
BIB18PB
(inner ring)
Natural gas
Built-In Series.
MAIN
#64
#55
#64
1.27mm
1.2mm
1.7mm
1.2mm
1.7mm
1.15mm
#52
1.75mm
2.4mm
1.4mm
2.05mm
5
Cleaning & Maintenance |