Boiler Guide
Basic Burner Setup Information Additional Information
Appliance
Model
Low Fire
Rate Baffle
Std. Air
Tube
Pump
Pressure
Recom.
Chassis
Approximate
Air Settings*
Insertion
Depth
Burner
Type
Head
Type
Static Plate/
Stop Screw
Nozzle
Type
Notes
A.O. Smith
140MBTU AF F3 2-3/4” 1.00 X 80°B — AF65XN 100 B3001 — —
199MBTU AF F6 2-3/4” 1.35 X 80°B — AF65YB 100 B3001 — —
270MBTU AF F12 2-3/4” 2.00 X 80°B — AF65XO 100 B3001 — —
400MBTU AF F31 NONE 2.75 X 80°B — AF65XS 100 B3001 — —
CMF80 AF15 F0 3-3/8”R 0.60 X 80°B — AF30BO 100 B3001 — — 22
CMF90 AF15 F3 3-3/8”R 0.65 X 80°B — AF30BNHS 100 B3001 — — 2
COF-199 AFG F12 2-3/4” 1.35 X 80°B — AF53XO 110 B2007 S-6 / B-0 1-1/2”
COF-245 AFG F12 2-3/4” 1.75 X 80°B — AF53XO 100 B2007 S-9 / B-0 1-1/2”
COF-315 AFG F22 2-3/4” 2.25 X 80°B — AF53XP 100 B2007 S-10 / B-0 1-1/2”
COF-385 SF F16 2-3/4” 2.75 X 80°B — SF53NU 100 B711 S-5 / B-0 1” 26
COF-455 SF F22 2-3/4” 3.25 X 80°B — SF53FP 100 B711 S-5 / B-2 1” 26
COF-700 A SF F31 2-1/4” 5.00 X 80°B — SF53NN 100 B711 S-5 / B-4 1” 26
(2) “HS” on air tube combination = ceramic heat shield on combustion head.
(22) This application requires the use of a blank air band, part #3626.
(26) Burner requires Part Number 21295 four-second timer and solenoid valve.
Adams \ Dornback
ACO105X AF F3 2-3/4” 0.75 X 70°A — AF72XN 100 B3001 — —
ACO120X AF F3 2-3/4” 0.85 X 70°A — AF72XN 100 B3001 — —
ACO140X AF F3 2-3/4” 1.00 X 70°A — AF72XN 100 B3001 — —
ACO175 AF F3 2-3/4” 1.25 X 70°A — AF72XN 100 B3001 — —
ACO230 AF F12 2-3/4” 1.65 X 70°A — AF72XO 100 B3001 — —
ACO350 AF F30 NONE 2.50 X 70°A — AF72JA 100 B3001 — —
ACOV175 AF F3 2-3/4” 1.25 X 70°A — AF72XN 100 B3001 — —
ACOV230 AF F12 2-3/4” 1.65 X 70°A — AF72XO 100 B3001 — —
ACOV350 AF F30 NONE 2.50 X 70°A — AF72JA 100 B3001 — —
OCF105 AF F3 2-3/4” 0.75 X 70°A — AF72XN 100 B3001 — —
OCF120 AF F3 2-3/4” 0.85 X 70°A — AF72XN 100 B3001 — —
OCF140 AF F3 2-3/4” 1.00 X 70°A — AF72XN 100 B3001 — —
OCF175 AF F3 2-3/4” 1.25 X 70°A — AF72XN 100 B3001 — —
OCF230 AF F12 2-3/4” 1.65 X 70°A — AF72XO 100 B3001 — —
OCF350 AF F30 NONE 2.50 X 70°A — AF72JA 100 B3001 — —
OCF90 AF F3 2-3/4” 0.85 X 80°A — AF53XN 100 B3001 — —
SO105 AF F3 2-3/4” 0.75 X 70°A — AF72XN 100 B3001 — —
SO140 AF F3 2-3/4” 1.00 X 70°A — AF72XN 100 B3001 — —
SO175 AF F3 2-3/4” 1.25 X 70°A — AF72XN 100 B3001 — —
SO230 AF F12 2-3/4” 1.65 X 70°A — AF72XO 100 B3001 — —
SO350 AF F30 NONE 2.50 X 70°A — AF72JA 100 B3001 — —
SO90 AF F3 2-3/4” 0.65 X 70°A — AF72XN 100 B3001 — —
UFO105 AF F3 2-3/4” 0.75 X 70°A — AF72XN 100 B3001 — —
UFO120 AF F3 2-3/4” 0.85 X 70°A — AF72XN 100 B3001 — —
UFO140 AF F3 2-3/4” 1.00 X 70°A — AF72XN 100 B3001 — —
ACO-105X AFG F3 2-3/4” 0.65 X 70°A — AF72XNHSSS 140 B2007 — — 2, 27
ACO-120X AFG F3 2-3/4” 0.75 X 70°A — AF72XNHSSS 140 B2007 — — 2, 27
ACO-140X AFG F6 2-3/4” 0.85 X 70°A — AF72YBHSSS 140 B2007 — — 2, 27
ACO-175 AFG F6 2-3/4” 1.10 X 70°A — AF72YBHSSS 140 B2007 — — 2, 27
ACO-230 AFG F22 2-3/4” 1.35 X 70°A — AF72XP 140 B2007 — —
ACO-350 AFG F31 NONE 2.00 X 70°A — AF72XS 140 B2007 — —
ACOV-175 AFG F6 2-3/4” 1.10 X 70°A — AF72YBHSSS 140 B2007 — — 2, 27
7
7










