Nordyne O4MD Installation, Operation And Maintenance Manual page 17

Table A-1 Beckett AF Oil Burner Set-Up
BECKETT AF SERIES OIL BURNERS
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Appendix A
FURNACE OUTPUT BURNER PUMP STATIC
NOZZLE FLOW RATE HEAD
MODEL BTUH MODEL PRESSURE PLATE
59,000 AF76BO 0.50 / 60°A 100 PSIG 0.50 U.S.GPH F0 3-3/8"
O4MD-091A-
12-F 77,000 AF76BO 0.65/60°A 100 PSIG 0.65 U.S.GPH F0 3-3/8"
88,000 AF76XN 0.75 / 60°A 100 PSIG 0.75 U.S.GPH F3 2-3/4"
91,000 AF76XN 0.75 / 80 ° A 100 PSIG 0.75 U.S.GPH F3 2-3/4"
O4MD-140A- 101,000 AF76XN 0.85 / 80 ° A 100 PSIG 0.85 U.S.GPH F3 2-3/4"
16-F 117,000 AF76XN 1.00 / 60 ° A 100 PSIG 1.00 U.S.GPH F3 2-3/4"
128,000 AF76YB 1.10 / 70 ° A 100 PSIG 1.10 U.S.GPH F6 2-3/4"
In the United States, the Beckett AF Burner may be equipped with Beckett's "Inlet Air Shut-Off' to increase efficiency. (Beckett Part No. AF/A 5861).1t reduces the
amount of air passing through the oil burner, combustion chamber, breaching, etc. up the chimney between burner cycles.
NOTE: Use of the inlet air shut-off could cause post combustion nozzle drip.
FURNACE
MBH
60
8O
90
90
100
120
130
BLOWER
GT-10
11-10T
Table A-2 Direct Drive Blower Set-Up
BLOWER SET-UP
0.20 in. w.c. 0.50 in. w.c.
SPEED MOTOR MOTOR
1/2 HP
Low
Medium-Low
Medium-High
1/2 HP
SPEED
O4MD-091A-12-F
Medium-Low
Medium-High
High
O4MD-140A-16-F
Medium-High
Medium-High
High
High
1/2 HP
1/2 HP
TONS
2-3
Medium-Low
Medium-Low
Medium-High
Medium-High
3-4
COOLING CAPACITY
MOTOR CFM RANGE
1/2 HP
1/2 HP
690-1210
1000-1500
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]7 153B0801