11
5773 596 v1.0
Vitocrossal 200, CM2-400, -500 and -620 Technical Data
Specifications
Cylinder Radiant Burner
(continued)
CM2 pre-mix cylinder burner 400/500/620
Legend
A
Boiler frame
B
Air pressure switch 1
C
Air pressure switch 2
D
Burner display and programming unit
E
Gas valve
F
Gas supply pipe
G
Gas pressure switch
H
Servomotor and burner inlet damper (400, 620)
K
Venturi mixing pipe
L
Fan motor assembly
M
Cylinder burner
N
Ignition electrode
O
Ionization electrode
P
Ignition transformer
R
Burner control sub-base
S
AC-EMI suppression filter with connection
CM2 Boiler model
400
500
620
a
in. (mm)
20 (506)
20 (506)
20 (506)
b
in. (mm)
38
5/8
(980)
38
5/8
(980)
41
c
(1060)
c
in. (mm)
26 (661)
26
5/8
(675)
26
5/8
(675)
d
in. (mm)
21
a
(540)
20
f
(525)
24
b
(622)