Beckett AFII Manuel D’Utilisation

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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. 
y
y
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.