Riello 20047690 Installation, Use And Maintenance Instructions page 43

Premix gas burners
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A
> 3 s
A
Alternately
> 3 s
A
and
+
or
-
Alternately
-
and
+
NOTE:
 When the program phase (e.g. P10 - shut-down) changes dur-
ing manual adjustment, the display blinks
 Manual adjustment mode remains active until Escape
switches the basic unit back to normal operation or until the
basic unit is reset via mains ON/OFF. This means that in the
case of a new heat request and after start-up, the actuator or
the PWM fan is driven to the position or speed of the manually
preset value.
Operation, indication, diagnostics
A
When pressing
for >3 seconds, the point after the number begins to blink. When the button is released,
the value is displayed for 2 minutes.
Signal lamp blinks green.
Then, the normal display appears.
Display: value 57, point. blinks
A
Press
for >3 seconds to display alternately LoA and 41.
The relative value 41 of the current position or current speed is displayed.
Current speed 0 rpm = 0% display
Current speed corresponds to the rated load speed = 100% display.
The actual value (example 41%) is displayed and the signal lamp blinks green.
Example:
Position of actuator or the current speed 41% (based on range between high-fire and 0° or 0 rpm).
A
Press
simultaneously with
(100%).
Release the buttons when the required position or speed is reached. Signal lamp blinks s green.
Example: value 43
Display shows alternately LoA and 43.
Signal lamp blinks green.
Example: Required position of actuator or current speed 43%
-
+
Press
and
simultaneously (Escape) to return to normal operation.
Display: oP
When manual adjustment is completed, the actuator or the PWM fan returns to the analog preset output!
+
-
or
to adjust the fan speed between low-fire (x%) and high-fire
41
GB
Tab. Y
20051011

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Rx 500 s/pvRx 400 s/pv20051010

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