Burner Oil Type Nozzle Size Spray Pattern
Boiler
Eciency Rating *
Pump pressure (psi) Output (kW) Air Damper
X400
Kerosene
0.40
ES / EH 90%
100-150 12-14.7
Low
0.45 100-150 13.6-16.6
0.50 100-150 15.1-18.5
**0.55 100-150 16.6-20.3
0.60 100-150 18.1-22
0.65 100-150 19.6-24
0.75 100-150 22.6-27.7 Low/High
0.85 100-150 25.6-31.4
High
1.00 100-150 30.1-36
Gas Oil
0.30
S / H 90%
180-250 13.7-16.1
Low
0.35 180-250 16-18.9
0.40 180-250 17.4-20.4
0.45 180-250 19.8-23.2
0.50 180-250 22.3-26 Low/High
0.55 180-250 25.1-29.5
High0.60 180-250 28.2-33.1
0.65 180-230 31.8-36
X500
Kerosene
1.00
EH / ES
90%
125-150 34-36.9 Low
1.10 100-150 33.2-40.6 Low/High
1.20
S / H
100-150 40-49
High
**1.25 100-150 42.4-51.8
1.35 100-150 46.5-56.9
1.50 100-145 52.5-62
Gas Oil
0.65
S / H 90%
210-250 34-38
High
0.75 180-250 35.41.1
0.85 180-250 39.3-46.4
1.00 180-250 44.2-52.1
1.10 180-250 50.4-59.4
1.20 180-250 52.9-62
X600
Kerosene
1.35
S / H 90%
120-150 50.56.9
High
*1.50 100-150 52.5-62
1.65 100-150 54.7-66.9
1.75 100-150 58.9-72.1
2.00 100-145 66.7-80.3
Gas Oil
1.00
S / H 90%
230-250 50-52.1
High
1.10 180-250 50.4-59.4
1.20 180-250 52.9-62
1.25 180-250 56-66
1.35 180-250 61.5-72.40
**1.50 180-250 69.4-73.15
1.65 180-225 72.3-80.7
** Standard test nozzle supplied with the burner.
Burner Operation and Commissioning
Table E
It is important that the nozzle holder is
prevented from rotating by use of a
second spanner while unscrewing the
nozzle (see Fig 21 & 22)
*Please note that boiler eciency may dier
so this table should be used as a guide only.
If in doubt then contact the appliance/boiler
manufacturer for advice
CAUTION
Fig. 21
Fig. 22