North American 4422 Nozzle-Mix Gas Burners Double-Boss Body Series
Dimensions & Parts List 4422-5
DOUBLE-BOSS BODY SERIES
4422D-2-BO THROUGH
-6-BBO BURNER ONLY WITH DOUBLE-BOSS BODY
4422D-2
THROUGH
-6-B
BURNER COMPLETE W/9" TILE and DOUBLE-BOSS BODY
4422D-2-LC THROUGH 4422D-2-L4 THROUGH 4422D-2-L9 THROUGH
-6-BLC BURNER COMPLETE W/9" TILE, STEEL JACKET, and DOUBLE-BOSS BODY -6-BL4 BURNER COMPLETE W/9" TILE, 304 SST JACKET, and DOUBLE-BOSS BODY -6-BL9 BURNER COMPLETE W/9" TILE, 309 SST JACKET, and DOUBLE-BOSS BODY
DIMENSIONS inches
F
¾ fpt – 4 holes for flame detector, Obser- vation Port and Pilot Tip
M
45°
Observation Port
tap
D
C
E
H
9
¾ " wide slots
M
Q – Bolt Circle R – (8) bolts
3 19⁄32 rad.
G
B – fpt Gas Conn.
1⁄8 "
Optional Steel Jacket
A – fpt Air Conn.
J
M
1⁄8 " Flange Air Pressure Tap (all sizes)
N
K
L
P
dimensions in inches
Burner designation
C D E F
A
B 1 1
G
H
J
K L
M
N
P
Q
R
wt, lb
4422D-2 4422D-3 4422D-4 4422D-5
1 ¼ 1 ½
9 ½ 9 ½ 9 ½ 9 ½ 9 ½ 9 ½
8 ½ 8 ½ 8 ½ 8 ½ 8 ½ 8 ½
5 ½ 5 ½ 5 ½ 5 ½ 5 ½ 5 ½
5 ¼ 5 ¼ 5 ¼ 5 ¼ 59⁄16 59⁄16
2 2 2 2 2 2
43⁄8 43⁄8 43⁄8 43⁄8 43⁄8 43⁄8
83⁄8
105⁄8
5 ¼ 5 ¼ 5 ¼ 5 ¼ 5 ¼ 5 ¼
6 6 6 6 6 6
12 12 12 12 12 12
7 ½ 7 ½ 7 ½ 7 ½ 7 ½ 7 ½
3⁄8 3⁄8 3⁄8 3⁄8 3⁄8 3⁄8
75 75 75 75 75 75
83⁄8 105⁄8 83⁄8 105⁄8 83⁄8 105⁄8 83⁄8 105⁄8 83⁄8 105⁄8
2
1 ¼ 1 ½ 1 ½ 1 ½
2 ½
4422D-6 4422D-6-B
3 3
Furnace opening should be ½ " larger than dimension C or D to allow for fillets and draft on mounting plate. C dimension used for jacketed tiles only. ¼ " body air pressure tap on -2, -3, -4, -5, -6, and 6-B.
Pilot, Flame Detector, and Observation Port positions are interchangeable as long as Pilot and Flame Detector are in adjacent holes. ¾ " pipe plug furnished for use if no Pilot. This permits a variety of piping arrangements or redundant pilots and flame detectors. It is available only in -2 through -6-B burner sizes and is otherwise identical to standard burner.
DIMENSIONS SHOWN ARE SUBJECT TO CHANGE. PLEASE OBTAIN CERTIFIED PRINTS FROM FIVES NORTH AMERICAN COMBUSTION, INC. IF SPACE LIMITATIONS OR OTHER CONSIDERATIONS MAKE EXACT DIMENSION(S) CRITICAL.
WARNING: Situations dangerous to personnel and property may exist with the operation and maintenance of any combustion equipment. The presence of fuels, oxidants, hot and cold combustion products, hot surfaces, electrical power in control and ignition circuits, etc., are inherent with any combustion application. Components in combustion systems may exceed 160°F (71°C) surface temperatures and present hot surface contact hazard. Fives North American Combustion, Inc. suggests the use of combustion systems that are in compliance with all Safety Codes, Standards, Regulations and Directives; and care in operation.
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