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AFII Burner Manual
Inspect/Prepare
Installation Site
Clearances to Burner and Appliance
Provide space around burner and appliance for ease
of service and maintenance. Check the minimum
clearances against those shown by the appliance
manufacturer and by applicable building codes.
Combustion Chamber and Burner Retrofi tting
Verify that the combustion chamber provides at least the
minimum dimensions given in Table 3.
Inspect Chimney or Direct Vent System
Starting with minimum gph fi ring rate, the minimum
size recommended is 6” fl ue pipe with 8” X 8”
inside chimney, unless specifi ed otherwise by the
appliance manufacturer.
A chimney fl ue shall extend at least 3 feet above
the highest point at which the chimney comes in
contact with the roof, and not less than 2 feet above
the highest roof surface or structure within 10 feet
horizontally of the chimney. Refer to Figure 2.
1.
2.
Figure 1. Burner label location
Section: Inspect/Prepare Installation Site
Impaired Burner Performance
and Fire Hazard.
Do NOT operate the burner beyond specifi cations
outlined in the following Table.
For applications beyond these limits, consult Beckett
Technical Service at 1-800-645-2876.
NOTE: Some packaged appliances with burners
may be agency listed as a unit to operate beyond
these limits. Consult the appliance manufacturer’s
specifi cations and agency approvals for verifi cation.
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Table 1 – Burner Specifi cations
Capacity ‘HLX’ Heads
Firing rate: 0.40 – 1.50 GPH
Input: (Min./Max.) 56,000 /210,000 Btu/h
‘FBX’ Heads
Firing rate: 0.40 – 1.35 GPH
Input: (Min./Max.) 56,000/189,000 Btu/h
Certifi cation/
Approvals
UL listed to comply with ANSI/UL296 and CSA-B140.0
Fuels USA: No. 1 or No. 2 heating oil only (ASTM D396)
Canada: No. 1 stove oil or No. 2 furnace oil only
DO NOT USE GASOLINE, CRANKCASE OIL, OR ANY
OIL CONTAINING GASOLINE.
Electrical Power supply: 120 volts AC, 60 Hz, single phase
Operating load: 5.8 Amps max
Motor: 1/7 hp, 3450 rpm, NEMA 48M frame PSC
rotation CCW when facing shaft end.
Ignition: Continuous duty solid-state igniter
Fuel pump Outlet pressure: Note 1
Air tube ATC code: See Table 2
Dimensions
(with cover)
Height (Maximum): 13 inches
Width (Maximum): 14 inches
Depth: 6-11/16 inches
Air tube diameter: 3-1/2 inches
Ambient
Operating
Temperature
+32° F. (0° C.) Minimum
+115° F. (+46° C.) Maximum
(See Burner Specifi cations Warning to the left)
Moisture 5% to 95% RH, non-condensing and non-crystallizing
*
Note 1. See appliance manufacturer’s burner specifi cations for
recommended outlet pressure.
Special Requirements
THE INSTALLATION OF A BURNER SHALL BE
IN ACCORDANCE WITH THE REGULATIONS OF
AUTHORITIES HAVING JURISDICTION.
For recommended installation practices in the U.S.
refer to the latest edition of NFPA 31. (CSA-B139 &
CSA-B140 in Canada.)
Concealed damage — If you discover damage to
the burner or controls during unpacking, notify the
carrier at once and fi le the appropriate claim.
When contacting Beckett for service information
— Please record the burner serial number (and have
available when calling or writing). You will fi nd the
serial number on the silver label located on the left
rear of the burner. Refer to Figure 1.
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