A.O. Smith ITS-1000 Water Heater User Manual


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Data subject to change INT/0808/ITS/01
Terms and conditions apply, please refer to our website.
ITS
Installation diagrams
1 Pressure reducing valve
3 T&P valve
4 Stop valve
5 Non-return valve
6 Circulation pump
9 Drain valve
11 Isolating valve
12 Temperature gauge
14 Hot water outlets
15 Expansion relief valve
16 Expansion vessel
17 Three way valve
18 Water tank
19 Float valve
A Cold water
B Hot water
C Return circulation
F Primary flow
G Primary return
E Over flow pipe
H Expansion vent pipe
A.O. Smith unvented system kits utilise combination valves.
Further installation and connection details can be found
in the Installation & Commissioning Manual.
For the parts numbers of components please refer to the
“Maintenance and accessories” chapter.
Vented
Unvented
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