Water Connections - Beretta Novella MAXIMA 129 N RAI Installation Manual

129 151 172
A
730 730 730
B
315 315 315
Typical installation schematic
CH RETURN
2
2
A
B
MI
RI
194 215 237 258
760 760 810 810
345 345 395 395
CH FLOW
2
4
3
2
1
2
3.2

Water connections

Novella MAXIMA boilers are designed
and made for use in central heating instal-
lations, but can also be used for domestic
hot water production if connected to suitable
systems.
The specifications of the water fittings are as
follows.
MI - Central heating flow
RI - Central heating return
b
The boiler safety valve must be con-
nected to a suitable collection and drain
system.
The manufacturer declines all respon-
sibility for damage caused by water
escaping from the safety valve.
b
Circuits filled with anti-freeze must be fit-
ted with water disconnectors.
b
The choice of system components and
the method of their installation are left
Fig. 3.11
up to the installer. Installers must use
their expertise to ensure proper installa-
279
tion and functioning in compliance with
810 mm
all applicable legislation.
395 mm
1 - CH circuit manifolds
2 - Disconnect valves
3 - CH circuit pumps
4 - Non-return valves
5 - Boiler drain cock
6 - CH circuit filling cock
1
7 - Softener filter
MI
RI
2'' (M)
2'' (M)
(opposite side)
2 7 6 2
5
Fig. 3.12
21