Adjust Oil Pressure; Other Adjustments; Beckett Afg, Af, & Sf Burners; Becket Afg Burner - Burnham BOILERS Operating/Service Instructions Manual

Table 4: Beckett AFG, AF, & SF Burners
Firing Rate
Boiler Model
(GPH)
RSA85 .85
RSA110 1.10
RSA125 1.25
RSA135 1.35
RSA170 1.70
RSA195 1.95
RSA240 2.40
RSA285 2.85
Table 4A: Becket AFG Burner
Firing Rate
Boiler Model
(GPH)
RSAH85 .75
RSAH110 1.0
RSAH125 1.1
RSAH135 1.25
SOLID stream without air bubbles for approxi-
mately 10 seconds.
3. Close vent fitting and burner flame should start
immediately.
4. If the burner does not start immediately, check the
manual overload switch on the motor, if so
equipped, and the safety switch on the burner
primary control.
K.

ADJUST OIL PRESSURE

1. Locate oil pressure adjusting screw and turn
screw until Pressure Gauge reads the correct
pump pressure required for the specific boiler.
Refer to table 4 & 4A.
2. DO NOT REMOVE PRESSURE GAUGE until
later.
Hago
Nozzle
Shutter
.75 x 70B 10
.90 x 80B 8
1.0 x 80B 7
1.10 x 80B 9
1.65 80 A 7
2.00 80 B 7
2.50 80 B 7
3.00 80 B 7
Hago
Nozzle
Shutter
.65 x 80B 6
.85 x 80B 7
.90 x 80B 7
1.0 x 80B 9
Air
Band Head (stop screw)
0
0
0
0
0
0
0
0
Air
Band Head (stop screw)
0
0
0
0
L.

OTHER ADJUSTMENTS

1. ADJUST THE AIR BAND AND/OR AIR SHUT-
TER.
Beckett Burners:
a. Adjust air supply by loosening lock screws and
moving the air shutter and if necessary the air
band. Refer to Table 4 and 4A preliminary
settings.
2. ADJUST DRAFT REGULATOR for a draft of
-.02" (water gauge) over the fire after chimney has
reached operating temperature and while burner is
running.
3. READJUST AIR BANDS on burner for a light
orange colored flame while draft over the fire is
-.02" w.c. Use a smoke test and adjust air for
minimum smoke (not to exceed #1) with a mini-
mum of excess air. Make final check using suitable
31
Settings
Pump Pressure
N/A 140
N/A 140
N/A 140
N/A 140
N/A 100
N/A 100
N/A 100
N/A 100
Settings
Pump Pressure
N/A
N/A
N/A
N/A
140
140
140
140