Worcester 12/18 User Manual

STARTING THE APPLIANCE
Check the CO
2
levels and adjust the air
shutter (L) setting according to the table
opposite.
Check the flue gas temperature is close to
the values shown in the table.
If the flue gas temperature is too high and
the baffles are correctly fitted, then reduce
the oil pump pressure (B) 5-10 p.s.i. to
compensate for nozzle variations.
Turn off the electrical supply.
Isolate the oil supply to the burner.
Remove the oil pressure gauge.
Refit the blanking plug (A).
Check and rectify any oil leaks.
5Switch on the oil supply.
Switch on the electrical supply.
Restart the boiler and run for 5 minutes.
Recheck the CO
2
levels and if required,
adjust the air shutter setting (L) to obtain
the correct CO
2
level.
A
B
C
A - Bleed & pressure gauge port
B - Pressure adjustment
C - Vacuum gauge port
DANFOSS
BFP 11 L3 OIL PUMP
A
B
C
SUNTEC
AS47C OIL PUMP
%CO
2
NOMINAL BOILER RATING AT NORMAL OPERATING TEMPERATURE
USING 28sec KEROSENE:
NOZZLE
12/18 - Bentone Sterling 40 Burner:
OIL
PUMP
PRESSURE
(p.s.i.)
FUEL
FLOW RATE
Kg/h l/h
APPROX
FLUE
GAS
TEMP.
( °C )
AIR
DAMPER
DISC
APPROX.
AIR
SETTING
APPLIANCE
INPUT OUTPUT
kW Btu/hr kW Btu/hr
0.35 80°SR
0.45 80°S
0.50 80°ES
115
115
140
1.04
1.29
1.55
1.32
1.63
1.96
66
70
73
11.5
12.0
12.5
2.5
4.5
5.25
42300
52900
63500
12
15
18
40900
51200
61400
12.4
15.5
18.6
RIELLO
RDB OIL PUMP
C
B
A
12/18 - Riello RDB 1 Burner:
0.35 80°SR
0.45 60°ES
0.50 60°ES
105
120
125
1. 0 4
1.29
1.55
1.32
1.63
1.96
64
67
72
12 .0
12.0
12.5
4.5
3.0
4.5
42300
52900
6 3500
12
15
18
40900
51200
61400
12.4
15.5
18.6
18/25 - Riello RDB 2.2 Burner:
0.50 60°ES
0.65 60°ES
0.75 60°ES
125
120
115
1.56
1.86
2.17
1.98
2.36
2.75
75
78
84
11.5
12.0
12.5
2.0
3.0
4.5
63300
75100
8 9700
18
21.5
25
61400
73400
85300
18.6
22.2
25.8
25/32 - Riello RDB 2.2 Burner:
0.75 60°ES
0.75 60°ES
0.85 60°ES
105
140
150
2.15
2.45
2.75
2.72
3.10
3.48
78
80
83
11.5
12.0
12.5
3.0
4.0
5.0
87040
99200
111400
25
28.5
32
85300
97200
109200
25.5
29.1
32.7
18/25 - Bentone Sterling 50 Burner:
0.50 80°EH
0.55 80°EH
0.65 80°EH
130
145
150
1.56
1.86
2.17
1.98
2.36
2.75
72
79
82
11.5
12.0
12.5
4.25
6.0
8.0
63300
75100
87900
18
21.5
25
61400
73400
85300
18.6
22.2
25.8
N/A
N/A
N/A
N/A
N/A
N/A
15-18kW
15-18kW
12kW
18-25kW
18-25kW
18-25kW
N/A
N/A
N/A
5
L
L
STARTING THE APPLIANCE
INSTALLATION & SERVICING INSTRUCTIONS FOR WORCESTER GREENSTAR HEATSLAVE EXTERNAL 12/18-18/25-25/32
8 716 113 389d (03/2010)
34
COMMISSIONING
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Worcester 12/18 Specifications

General

Brand	Worcester
Model	12/18
Category	Boiler
Language	English