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6.7.
Resetting the controller
Mandatory
Once you have completed this operation, it is necessary to check all programming steps.
Note
There are two methods to reset.
6.7.1. Partial reset
Caution
All the parameters are set to default values, except flow meter totalizer volume in
diagnostic mode.
A
Press and hold
shows time of day.
6.7.2. Hard reset
Caution
All the parameters are set to default values.
A
Disconnect the power supply from the valve, press and hold the button
the power supply.
Ref. MKT-IM-015 / B - 08.06.2018
and
for 25 seconds until the display
Installer Manual Fleck 3900 - NXT - Programming
12:00
while reconnecting
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