1
DESCRIPTION OF THE BOILER
1. 1
INTRODUCTION
"FORMAT" boilers are gas-fired thermal
appliances for central heating and domestic
hot water production, designed and manu-
factured to satisfy the needs of multiple
dwelling and modern plant requirements.
They comply with the european directives
90/396/CEE, 89/336/CEE, 73/23/CEE,
1.2
DIMENSIONS
1.2. 1
"FORMAT 25 OF - 30 OF"
D
L
1.2.2
"FORMAT 25 BF - 30 BF"
L
92/42/CEE and with the european specifi-
cations EN 297 - EN 483.
These appliances can be fired by natural
gas (methane) and butane gas (G30) or
propane gas (G31).
This booklet provides the instructions for
the following boiler models:
– "FORMAT 25 OF - 30 OF"
with electronic ignition and modulation,
47,5
205
110
370
205
47,5
110
370
natural draught.
– "FORMAT 25 BF - 30 BF"
with electronic ignition and modulation,
room sealed forced-draught.
The instructions given in this manual are
provided to ensure proper installation and
perfect operation of the appliance
47,5
R
M C.H. flow
G
E
U
L
D
R M G E U
70 70
70
70
=
=
47,5
R
M C.H. flow
G
E
U
L
R M G E U
70 70 70 70
=
=
C.H. return
3/4"
3/4"
Gas connection
3/4"
D.H.W. inlet
1/2"
D.H.W. outlet
1/2"
25
30
mm
450
500
mm
130
150
Fig. 1
C.H. return
3/4"
3/4"
Gas connection
3/4"
D.H.W. inlet
1/2"
D.H.W. outlet
1/2"
25
30
mm
450
500
Fig. 1/a
73