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Design Guide
No. 160, 8/1/05
AirHeat
Burners
AH-MA Series
Version 2
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$ Adjustable Profile Plate Uniform Flame Air Flow Length Burner Body Gas Feed Pipe Heated Air Uniform Air Wing Air Flow Adjustable Profile Plate ! % &
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+ # $ % %& * *2 $ % , . & + + ,# 1 $ % %& 1 & ! 5 & / ’ 4 6 ’ & ’ & Max. Burner Gas Inlet Gas Length Per Directon Pressure Inlet* Pipe Size Section Type 1" Side standard 1 300mm straight section 1-1/2" Rear 300mm straight section, Cast Iron standard 4 1-1/2" Side 300mm straight section standard 3 2" Rear 300mm straight secti
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10.6" 10.6" 10.6" 10.6" 1.6" 1.6" 1.6" 1.6" 5.9" 1.5" I.D. 5.9" 11.8" 5.9" 11.8" 2.2" 11.8" 5.9" 9.6" 9.6" 9.6" 300mm Straight Section 150mm Straight Section 300mm Straight Section 150mm x 300mm Tee Section with Back Inlet 10.6" Burner Sections Assembly Numbers, Dimensions & Weights ASSEMBLY NUMBERS CAST IRON CORROSION LOW PRESSURE WEIGHT BURNER RESISTANT CAST IRON (LBS.) DESCRIPT
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10.6" 10.6" 10.6" 10.6" 1.6" 1.6" 1.6" 1.6" 5.9" 2.0" I.D. 5.9" 11.8" 5.9" 11.8" 2.0" 11.8" 5.9" 9.6" 9.6" 9.6" 300mm Straight Section 150mm Straight Section 300mm Straight Section 150mm x 300mm Tee Section with Back Inlet Burner Sections Assembly Numbers, Dimensions & Weights ASSEMBLY NUMBERS 10.6" ALUMINUM LOW PRESSURE WEIGHT BURNER ALUMINUM (LBS.) DESCRIPTION BODIES B
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End Plate Assemblies End Plate Examples (shown with optional UV scanner, flame rod & spark plug installed) 8.7" 8.7" U.V. Scanner Flame 1/4" npt Adaptor Pilot Gas Rod 2" Connection U.V. Scanner Flame Ignition C (pipe thread) Rod Plug Ignition Plug B (straight thread) Plug 1.3" Main Gas Main Gas Plug A (pipe thread) Connection Connection 2.6" Pilot End Pilot End Flame Monitoring End 3.9" 0.8" 3.9"
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! ! Main Pipe Burner Union Gas Feed Pipe Pipe Union Gas Manifold Plain Burner Body End Plate Pipe Union Pilot End Plate Spark Ignitor Pilot Gas Flame Rod $ ( * !
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Burner Air Inlet Temperature @ 70 F 110 100 90 80 70 60 50 40 30 20 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 Combustion Air Pressure Drop ("w.c.) Duct Width 6" Min. 6" Min. Gap, As Required Duct Height 9.6" AH-MA Burner (244mm) Profile Plate Gap, As Required 6" Min. 2"
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6" Min. 3" Min. 6" Min. 2" 2" First Second Stage Stage Burner Burner Profile Profile Plate Plate 2" 2" X X X X 6" Min. Note: Make all profile gaps equal (shown as “X” above); profile plate width between the burners should be at least 3". Duct Wall Air Flow Air Flow Duct Wall Staged Burners Steel channel of the correct width can be used as the center profile plate. Install with the legs pointing toward the incoming air flow.
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AH-MA Burner Adjustable Elongated Screw Slots Profile Plate Fixed Profile Plate Duct Wall Side View Front View Profile Plate ¼ to 1" Caution: Profiles plate should be positioned upstream of the firing end of the burner. If necessary, the plates can be located up to 1" back from the firing AH-MA Burner end, but under no circumstances should they be in front of the burne
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$ Stage 2 Main Pipe Gas Union Pipe Union Pipe Union Stage 1 Pipe Main Union Gas Staging Divider Plate Part No. 76506 Pipe Union Stage 1 Pilot Gas % ’! !!! * !!! + , , & ! ’(& ’)
