12
APRIL 2009 Issue (Italy)
13
APRIL 2009 Issue (Italy)
12
FOR THE INSTALLER
The installation must be made from qualified staff as for the regulation in force, in a position to assuring the starting and the test. Pay attention
to the choice of the model is for of the requirements of water production, see the values of water production in the scheme of the technical
data.
The modifications of the connections and the TAMPERING of the components provoke the decay of the guarantee.
Before every operation to detach the power. This product is included in group C and it can be installed in whichever premises; the passage hole
through the wall do not have to be obstructed.
These water heater must be installed on the floor leaving space for being able to make the connections and to make the maintenance.
In order to avoid infiltrations it suggested to incline towards the bottom of the aspiration and fumes pipes, leave in high part at least 20 cm
space.
Fig. 17
Fig. 18
Consider the following distance in case of wall drain
Fig. 19
TERMINAL DISTANCES
mm
A
Under window
600
B
Under ventilation opening
600
C
Under the eaves
300
D
Under the balcony
300
E
From adjacent window
400
F
From opening of adjacent ventilation
600
G
From pipes
300
H
From pipes
300
I
From a recess
300
L
From the floor
2500
M
Between two vertical terminals
1500
N
Between 2 horizontal terminals
1000
O
From a front surface without opening or terminals in a 3 mt ray from fumes outlet
2000
P
As above
3000
13
PLUMBING CONNECTIONS
MODEL
COLD WATER INLET
HOT WATER OUTLET
RECIR
-
CULA
-
TION
DRAIN
220
1”1/4
1”1/4
1”1/4
3/4”
300
1”1/4
1”1/4
1”1/4
3/4”
400
1”1/4
1”1/4
1”1/4
3/4”
500
1”1/4
1”1/4
1”1/4
3/4”
800
1”1/4
1”1/4
1”1/4
3/4”
200 mm
MIN
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Fig. 20
A Cold water inlet use as follows:
1. Check valve
2. Purifier for hard water
3. Filter against: sand, mud, on request
4. Pressure reducer (suggested)
5. Closing tap
B Hot water outlet to connect with sanitary water, use a closing
tap.
C Recirculation:
6. Use a TEE to connect with an expansion tank, not lower than
5% of the storage water.
7. Non return valve (optional) Recirculation is compulsory for
mod 300-400-500-800.
D Drain: Use a drain tap
E Connection for safety valve:
8. Safety valve (supplied)
9. Drain siphon
WARNING: Do not replace the safety valve supplied with a no
return valve.
