Set-up
12
Combustion Chamber
Provide ample clearance in front of boiler to allow easy removal of combustion
chamber.
Ensure the bolts of the combustion
chamber door are tightened before
installing the burner
Combustion chamber sizes
Boiler Model
VB2 -18 -22 -33 -40 -50 -63
a inches
mm
24
5
/
8
626
27
685
33
5
/
8
854
33
5
/
8
854
38
5
/
8
982
43
1
/
4
1096
b inches
mm
9
3
/
16
232
10
5
/
16
262
11
5
/
8
295
13
7
/
8
353
15
1
/
8
385
15
1
/
8
385
Product Installation Alternatives
Installation with Boiler Stand
Packaging of Boiler Stand
Installation on Vitocell
Installation Instructions
Domestic Hot Water Tank
Flexible Piping
a
b
5167 404 v1.9
Boiler must be installed in such a way
that gas or oil ignition system
components are protected from water
(spraying, splashing, etc) during boiler
sys t em operation and serv ice.
CAUTION