Place Of Installation; Installation In Older Systems And Systems Requiring Modernisation; Water Quality Requirements - Riello 7200/3F HV PLUS Series Installation, Operation And Maintenance Manual

INSTALLATION
INSTALLATION
If disassembling is required, proceed in reverse order.
9
To finish the assembly, apply the serial number plate, rat-
ing plate and product plate, so that the tank can be easily
identified.

10 PLACE OF INSTALLATION

R 7200/3F HV PLUS solar heaters can be installed in all rooms
not requiring a level of electrical protection of the device greater
than IP X0D.
NOTE: the above-indicated dimensions are recommended for a
correct maintenance and access to the device.
11 INSTALLATION IN OLDER SYSTEMS AND SYSTEMS
REQUIRING MODERNISATION
When installing R
systems or systems requiring modernisation, always perform
the following checks.
− Make sure that the system is fitted with safety and con-
trol devices in accordance with applicable legislation and
standards
− Make sure that the central heating circuit has been
flushed out to remove all sludge and lime scale, and has
been vented and seal tested
− Make sure that a suitable water treatment system is in-
stalled if the quality of the supply/recirculation water so
demands (refer to the reference values listed in the table
alongside).
7200/3F HV PLUS storage cylinders in old

12 WATER QUALITY REQUIREMENTS

REFERENCE VALUES
pH
Electrical conductivity
Chlorine ions
Sulphuric acid ions
Total iron
Alkalinity M
Total hardness
Sulphur ions
Ammonia ions
Silicon ions
The values above ensure proper operation of the system. Refer
to the limit values specified in the current standards and regu-
lations on the installation site.
6
6-8
less than 200 μS/cm (25°C)
less than 50 ppm
less than 50 ppm
less than 0.3 ppm
less than 50 ppm
less than 35°F
none
none
less than 30 ppm