Water Circuit - Riello 7000 ACI PLUS Installation, Operation And Maintenance Manual

GENERAL

7 WATER CIRCUIT

R 7000 ACI PLUS buffer tanks can be connected even to previously installed hot water sources, provided care is taken to ensure
correct water flow directions.
TYPICAL WATER SYSTEM SCHEMATIC
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1
RI
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1 Isolating valve
2 Electrical heating element
3 Safety valve
4 Automatic bleed valve
5 Return probe
6 Central heating system pump
7 Expansion vessel
8 Outdoor sensor
9 Drain
10 Condensate outlet
11 Mixer valve
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Safety valves must be connected to a suitable collection and drain system. The manufacturer declines all responsibility for
damage caused by water escaping from safety valves.
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The choice of system components and the method of their installation are left up to the heating engineer installing the system.
Installers must use their expertise to ensure proper installation and functioning in conformity to all applicable legislation.
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Circuits filled with anti-freeze must be fitted with water disconnectors.
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13 13
12 12
11 11
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MI MI
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RI
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12 Flow temperature sensor
13 Non-return valve
14 Controller R TECH
15 Buffer tank R 7000 ACI PLUS
16 Heat pump R HP AQ (*)
MI Central heating flow
RI Central heating return
(*) Only in heating mode
Note! The above schematic is purely indicative.
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GENERAL