55
55
ø 130
M
R
C1
S1
G
47
5
54
5
505
P
460
850
Fig. 1
1.1
INTRODUCTION
“LOGO” is the thermal group with multi-
gas burner with low of Nox premix,
desi-
gned and manufactured to comply with the
e u r o p e a n d i r e c t i v e s 9 0 / 3 9 6 / C E ,
89/336/CEE, 73/23/CEE, 92/42/CEE
and with the european specifications EN
297 - EN 625. This booklet provides the
instructions for the following boiler models:
–
“LOGO 22 OF - 32 OF”
central heating only, electronic ignition
and modulation, natural draught, mat-
chable with
“BT130 - BT150”
D.H.W.
tanks.
–
“LOGO 32/50 OF - 32/80 OF”
central heating and D.H.W. production,
electronic ignition and modulation, natu-
ral draught.
Follow the instructions given in this manual
for the correct installation and perfect
functioning of the apparatus.
89
1
DESCRIPTION OF THE BOILER
1.2
DIMENSIONS
M2
850
595
600
1060
U
C
R3
E
34
5
18
5
10
5
565
710
Fig. 1/a
“LOGO 22 OF - 32 OF” version
“LOGO 22/32 OF - tank unit BT130” version
CONNECTIONS
M C.H. flow
1” M
R
C.H. return
1” M
G
Gas connection
3/4” M
C1 C.H. filling
1/2” F
S1 Safety valve drain
1/2” F
P mm
22 0F
615
32 0F
715
CONNECTIONS
M2 D.H.W. flow
1” M
R3 D.H.W. return
1” M
C
Re-circulation
1/2” M
E
D.H.W. inlet
1/2” M
Boiler drain
1/2” F
U
D.H.W. outlet
1/2” M
