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1.1
INTRODUCTION
One of the features of the cast iron
thermal group with the integrated gas-
oil burner is its functional silence and it
has been designed in accordance with
the european directives CEE 92/42.
The perfectly balanced combustion
a n d t h e h i g h y i e l d a l l o w s i t t o
economise considerably the operating
costs. The instructions relative to the
following models are indicated in the
present manual:
–
“SOLO 20-30-40 OF/30-40 BF”
for heating only
–
“DUETTO 20-30-40 OF/30-40 BF”
for heating and hot water produc-
tion with instant tank
“BF”
versions are boilers with airtight
burners.
The instructions given in this manual
are provided to ensure proper installa-
tion and perfect operation of the appli-
ance and should be strictly followed.
64
1
DESCRIPTION OF THE BOILER
1.2
DIMENSIONS
Fig. 1
SOLO 20 OF
SOLO 30-40 OF/BF
DUETTO 20-30-40 OF/30-40 BF
P
Depth
650
750 (
30 OF/BF
) - 850 (
40 OF/BF
)
650 (
20 OF
) - 750 (
30 OF/BF
) - 850 (
40 OF/BF
)
M
C.H. flow
G 1” (UNI ISO 228/1)
G 1” (UNI ISO 228/1)
G 1” (UNI ISO 228/1)
R
C.H. return
G 1” (UNI ISO 228/1)
G 1” (UNI ISO 228/1)
G 1” (UNI ISO 228/1)
C1 System load
G 1/2” (UNI ISO 228/1)
G 1/2” (UNI ISO 228/1)
–
E
D.H.W. inlet
––
G 1/2” (UNI ISO 228/1)
U
D.H.W. outlet
––
G 1/2” (UNI ISO 228/1)
S
Boiler drain
G 1/2” (UNI ISO 228/1)
G 1/2” (UNI ISO 228/1)
G 1/2” (UNI ISO 228/1)
“SOLO 20-30-40 OF/DUETTO 20-30-40 OF” version
“SOLO 30-40 BF/DUETTO 30-40 BF” version
Summary of Contents for DUETTO 20 OF
Page 1: ...Solo Duetto OF BF IT ES PT GB FR BE RO CERTIFICAZIONE DEL SISTEMA DI QUALITA AZIENDALE ...
Page 44: ...42 ...
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