A.O. Smith 100 Power Vent DV Series 120 Benutzerhandbuch

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The Status Icons are displayed on the Desktop screen and convey operational and diagnostic information. The icons are described in the 

table below.

Water temperature in the tank has fallen. Shaded area of the animated thermometer icon will rise and fall in response to 

water temperature in the storage tank as sensed from the Temperature Probe.

Water temperature in the tank has reached the Operating Set Point. The control system enters the Standby mode.

The control is unable to initiate a heating cycle. This will happen whenever a Fault condition is detected by the control 

system.

The Combustion Blower is being energized.

The Blower Prover pressure switch contacts have closed. The check mark icon is visual confirmation of contact closure.

The Igniter is being energized.

The Igniter has been energized and the control system has sensed the required minimum igniter current. The check mark 

icon is visual confirmation of minimum igniter current.

The 24 Volt Gas Valve is being energized.

The control system has sensed flame at the Main Burner from the Flame Sensor. 

The control system has declared  a Fault condition  and must be inspected/serviced by a Qualified Service Agent. Fault 

message details can be viewed in the Current Fault menu. Heating operation is disabled (control system lock out) until 

the condition that caused the Fault is corrected. Power to the water heater must be cycled off and on to reset the control 

system. 
note: Cycling power will not reset the control system if the condition that caused the Fault has not been corrected.
The control system has declared an Alert condition and must be inspected/serviced by a Qualified Service Agent. The water 

heater will continue to operate during an Alert condition.