Webster JB Series Installation, Startup, Operation And Maintenance Manual page 31

Figure H-3
7/8"
(2 1/2")
FIGURE H-5 DIRECT SPARK PRESSURE ATOMIZING OIL IGNITION (See Table Below)
DIRECT SPARK OIL IGNITION (See Table Below)
Note: These represent initial nozzle settings. The final position will be determined in the start-up process.
FIGURE H-7
BURNER DATA
Model Diffuser I.D.
1
JB1
1 1/2"
1 3/4"
JB2
2 7/8
JB3
JB Manual
Diffuser
DIMENSION TABLE FOR DIRECT SPARK OIL IGNITION (Pressure Atomizing)
NOZZLE DATA
Spray Angle o
Qty.
1 30
1 45
1 30
1 45
2 30
2 45
30
2
45
60
60
3
80
ID
ADJUSTMENT SETTINGS (Inches)
A B
1/2
1/8
3/8
1/8 1 1/2
1/8 1 1/2
1/8 1 1/2
Page 31
Figure H-4
(3 1/2")
FIGURE H-6
TRIPLE NOZZLE
C D
1/2
5/16
3/8
7/8
3/4
5/16
1/4
1.4
3/4
5/16
5/8
1/2
5/8
3/8
7/16
Ignition Systems
E
1/4
1/4
1/4
1/8