Fleck 7700 Service Manual page 22

4 - VALVE OPERATION
4.2 REGENERATION
4.2.1 Regeneration displays
During the regeneration cycle, the valve will show the current cycle number the valve is
advancing to (flashing display) or has reached as well as the time remaining in that cycle (fixed
display). Once all the regeneration cycle steps have been completed the valve will return to the
service position.
For example:
4.2.2 Start a manual regeneration
There are 2 options to initiate regeneration.
A) Press and release the
If an immediate regeneration is programmed, the valve will immediately start regeneration.
With a delayed regeneration, the service L.E.D. will begin to flash immediately and the
regeneration will occur at the preset regeneration time.
B) Press and hold for 5 seconds the
In any case the valve will go into regeneration immediately.
Advance to the next regeneration cycle
4.2.3
To advance to the next regeneration cycle, press the
This will have no effect if the valve is already advancing to the next cycle.
4.3 PROGRAMMING
CAUTION: The programming has to be done only by the installer for the setting of the valve
parameters. The modification of one of these parameters could prevent the good functioning of
the device.
To enter the program mode, the valve has to be in service. While in program mode, the valve will
continue to operate normally monitoring all information. The programming is stored in permanent
memory with or without line or battery backup power.
To enter programming mode, press simultaneously the
Press on the
modify the displayed values.
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The valve is advancing to its 2nd cycle.
The number 2 and the L.E.D. are flashing
The valve is in its 2nd cycle; there are 65 minutes left
button.
button.
button in order to jump to the next stage. Use the
button.
and for 5 seconds.
and buttons in order to
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