Water Heater; Structure Of The Water Heater - A.O. Smith Innovo 12-160 Installation, Service & Maintenance Manual

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0312266_INNOVO_UKUK_V3.0, 2017-02-10

Water heater

Structure of the water heater

The water heater has the following main components:
Controller (8)
Operator interface (1)
Tank (9)
Burner engine (2-8)
Fig. Components water heater
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2
3
4
5
6
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11
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The controller monitors and manages all internal
processes of the water heater for a safe
operation.
To control the water heater and to verify the
status, the operator interface has 5 buttons and
a 3-character display. Refer to Operator interface
(see section 3.1).
The water is stored and heated up in the tank.
The burner engine ignites the air and gas
mixture to heat up the water.
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7
1. Operator interface
2. Flame rod
3. Burner
4. Hot surface igniter
5. Fan
6. Venturi
7. Gas control valve
8. Controller
9. Tank
10. Combustion chamber
11. Heat exchanger
12. Condensate drain
13. Drain tap
14. Air inlet screen
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