2
Unitary Products Group
036-21475-003 Rev. A (0605)
NOTE: Adequate clearance should be provided over and above these clearances, as required for service access.
* May be 9 inches in Canada
** Elevated on 2-1/2 inch bricks
*** Front clearance required for servicing
**** With floor base accessor
TABLE 1: PHYSICAL_ELECTRICAL
MODEL
HEATING MBH
OIL
RATE
GPH
AFUE %
CFM @ .5
IWG E.S.P.
UNIT
AMPS
MAX. OVER-
CURRENT
PROTECT.
WIRE
SIZE
AWG
BLOWER
FILTERS
QTY &
SIZE
ADD-ON COOLING
OUTPUT
SIZE
HP
TONS
NOM.
CFM
UPFLOW/HORIZONTAL
P2HMX12F08001
79,000
0.70
80.5
1,144
12
15
14
GT10
1/2
(1) 16X25
1 1/2 - 3
1200
P3HMX14F10001
100,000
0.85
83.0
1,360
12
15
14
G10
1/2
(1) 16X25
2 - 3 1/2
1400
P3HMX20F12001
118,000
1.00
82.0
1,797
12
15
14
G12-10
3/4
(1) 16X25
3 - 5
2000
DOWNFLOW/HORIZONTAL
P4DHX12F08001
75,000
0.65
82.4
1,213
12
15
14
GT10
1/2
(1) 20X20
1 1/2 - 3
1200
P4DHX16F12001
112,000
1.00
80.1
1,593
12
15
14
GT12
3/4
(1) 20X20
2 1/2 - 4
1600
LOWBOY
P3LBX12F08001
80,000
0.70
81.5
1,117
12
15
14
GT10
1/2
(1) 20X20
1 1/2 - 3
1200
P3LBX14F12001
113,000
1.00
82.0
1,316
12
15
14
G10
1/2
(1) 20X25
2 - 3 1/2
1400
P2LBX16F14501
143,000
1.20
83.5
1,585
12
15
14
G10
1/2
(1) 20X25
2 1/2 - 4
1600
P4LBX20F19001
188,000
1.65
78.0
1,532
16
20
12
G12-10
3/4
(1) 20X25
N/A
N/A
TABLE 2: ALTERNATE FIRING RATES
BECKETT AF SERIES OIL BURNERS
BECKETT AF SERIES OIL BURNERS
FURNACE
MODEL OUTPUT
BTU/Hr. NOZZLE
(Delavan)
FURNACE MODEL
OUTPUT BTU/Hr.
NOZZLE (Delavan)
P4DHX12F08001
55,000
1
0.50 / 80°A
P2HMX12F08001
58,000
1
0.50 / 70°W
75,000
2
0.65 / 80°A
73,000
1
0.65 / 70°W
85,600
0.75 / 80°A
79,000
1,2
0.70 / 70°W
P4DHX16F12001
85,200
0.75 / 80°A
P3HMX14F10001
P3HMX20F12001
87,000
1
0.75 / 70°W
96,000
0.85 / 80°A
100,000
0.85 / 70°W
112,000
2
1.00 / 60°A
118,000
1.00 / 70°W
123,000
1.10 / 70°A
P3LBX12F08001
57,000
1
0.50 / 70°W
P2LBX16F14501
130,000 1.10
/
70°A
75,000
1
0.65 / 70°W
143,000
2
1.20 / 60°A
80,000
1,2
0.70 / 70°W
P4LBX20F19001
168,000
1.50 / 70°B
P3LBX14F12001
85,000
1
0.75 / 70°W
188,000
2
1.65 / 70°B
96,000
0.85 / 70°W
113,000
2
1.00 / 70°W
1.
Requires a low firing rate baffle.
2.
Factory supplied nozzle.
TABLE 3: MINIMUM CLEARANCES TO COMBUSTIBLES
CLEARANCE
FROM
UPFLOW / HORIZONTAL
DOWNFLOW / HORIZONTAL
LOWBOY
ALL MODELS
80 MBH
120 MBH
80 MBH
120 MBH
DOWNFLOW
HORZONTAL
DOWNFLOW
HORZONTAL
TOP
1
1
0
6
0
3
3
FRONT
24
24
6***
24
16***
24
24
SIDES
1
1
1
1
1
1
Side 1 = 6
Side 2 = 18
REAR
1
1
1
1
1
1
24
BOTTOM
0
0
0****
1
0****
1
0**
S. A. PLENUM
1
1
1
1
1
3
1
FLUE PIPE
18*
18*
18*
18*
18*
18*
18*
