ii
Model Number Digit 1
2
3 4
5
6
7
8
9
10
11
12
Heat Exch
Oil Furnace Model Nomenclature Example Model Numbers O
L
6 F A
0
7 2 D
4 8
B
O
L
6 F A
0
7 2 D
V
5
B
O
L
6 F X
0
7 2 D
V
5
R
H = Highboy D = Downflow L= Lowboy
6 = Heat Exchanger Size Identifier 6
F = Front F
Heating Capacity MBTUH (000's) with factory installed nozzle 0
7 2
D = Direct Drive D
Clg. Airflow: Example = 48MBTUH = 4 tons @ 400cfm/ton 4 8
Clg. Airflow Variable Speed (ECM) V5 = 5tons V
5
B = Beckett, R = Riello, C = Carlin B