Dimensions | 4446 Tempest®
DIMENSIONS inches
Bulletin 4446 Page 3
E
¾ Observation port
F
½ NPT UV conn.
1⁄8 NPT gas pressure tap
Adjustable Z dimension for -29/-37 models
3 13⁄16
2 7⁄8
B tile ID
¼ NPT pressure tap
H dia.
6 dia.
C tile OD
G dia.
¾ NPT gas
Direct spark igniter
4446- -S flange is flush with beginning of tile. Flange is fixed and not optional.
D
4" sq.
1⁄8 NPT air pressure tap
4 7⁄16
4446- -29 and -37 gasket and field adjustable mounting flange (10" OD, [8] 7⁄8 " dia. holes on 8 ½ " BC)
A - NPT Air
Burner
E
F
G
Z max.
Z min.
approx. wt, lb
designation A B
C
D -S -29 -37 -S -29-37 -S -29,-37 H -S -29 -37 -S -29,-37 -S -29 -37
4446-5 4446-6
2 ½ 2 3⁄32
3 5⁄16 6 3⁄8
18 15⁄16 31 ½ 39 ½
12 ½ 25 33 5 7⁄8 12 ½ 25 33 5 7⁄8
5 ½ 5 ½
5 9⁄32 5 9⁄32
9 20 28 9 9 20 28 9
10 ½ 10 ½
30 45 50 30 45 50
3
2 9⁄16
3 5⁄16 6 11⁄16 18 15⁄16 31 ½ 39 ½
Flange Mounted Installation Recommendations, side or roof fired
Fiber blanket slightly compressed in furnace opening. Typically 8 lb. density rated for 200°F higher than furnace operating temperature.
Bolt or tack weld mounting flange to furnace wall
6 ½ " to 7 ½ " diameter recommended furnace opening
Tile flush or near wall opening
"Z" dimension (wall thickness)
Flange gasket
Note: If burner tile is used through an existing mounting tile, allow for 1⁄8 " minimum clearance all around burner nozzle. Avoid bumping or hitting tile during installation.
To order, specify: 4446-_-S, -29 or -37.
Example: 4446-5-29 Burner complete.
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.
CONTACT fna.sales@fivesgroup.com T +1 800 626 3477 - F +1 216 373 4237
Fives North American Combustion, Inc. 4455 East 71st Street - Cleveland, OH 44105 - USA www.fivesgroup.com
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