Appendix
Fig. 14
Air tube insertion
(VB2-18, -22, -33)
a
a
semi-flange
(VB2-40, -50, -63)
17
Technical Data
(continued)
Fuel oil No. 2
Burner Model
Boiler
F3
VB2-18
F3
VB2-22
F5
VB2-33
F5
VB2-40
F10
VB2-50
F10
VB2-63
Input
MBH
kW
83
24
107
31
135
39
170
50
219
64
300
88
Nozzle
Danfoss
n.a.
n.a.
0.85x60°xAH
1.00x60°xAH
n.a.
n.a.
Delavan
0.50x60°xSS
0.60x60°xA
0.85x60°xW
1.00x60°xW
n.a.
n.a.
Hago
0.50x60°xB
0.60x60°xB
n.a.
n.a.
1.25x60°xB
1.65x45°xB
1.65x45°xSS
Steinen
n.a.
n.a.
n.a.
n.a.
n.a.
1.65x45°xS
Nozzle Flow
USGPH
MBH
0.59
83
0.76
107
0.96
135
1.21
170
1.56
219
2.14
300
Pump
Pressure
psig
kPa
150
1034
170
1172
145
1000
170
1122
165
1138
175
1207
Air Tube
Length
inches
mm
10
254
10
254
10
254
10
254
10
254
10
254
Air Tube
Insertion
inches
mm
9
3
/
4
248
9
3
/
4
248
9
3
/
4
248
5
3
/
4
146
5
3
/
4
146
5
3
/
4
146
See Fig. 14, dimension “a”
Turbulator
2
3
3
4
1
4
Air Gate
2.75
3.5 - 3.75
3.0
3.5
3.0
4.0
In multiple-boiler installations, a booster
pump may be required.
F10 burners for use with Vitola 200
VB2-50, VB2-63
The F10 as supplied by Viessmann uses
the 10” long tube and a special
turbulator disc and end cone unique to
Viessmann. Order replacements from
Viessmann only.
5
2
6
5
6
6
5
v
2
.5
IMPORTANT
Summary of Contents for Riello
Page 21: ...Appendix 21 Notes 5265 665 v2 5...
