Gardena 1888 Operator's Manual - Page 7
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6. TROUBLESHOOTING
Problem
Manual watering is
not possible using the
button
Watering program is
not being undertaken
(no watering)
Water Control does
not close
Possible Cause
LED next to start delay is blinking red 3x:
battery is very low.
Tap is turned off.
Controller is not connected.
Program entry / modification during or
just before the start pulse.
Valve was opened manually previously.
Tap is turned off.
Controller is not connected.
LED next to start delay is blinking red 3x:
battery is very low.
Minimum pressure of 0.5 bar not available.
LED lights up orange.
Minimum quantity of water drawn is less
than 20 l/h.
Valve soiled.
Water flow < 30 l/h and water pressure
> 8 bar.
Remedy
v Insert a new (alkaline) battery.
v Turn the tap on.
v Mount the controller on housing.
v Make program entry / modification
outside the programmed start times.
v Avoid possible program overlaps.
v Turn the tap on.
v Mount the controller on housing.
v Insert a new (alkaline) battery.
v Ensure a pressure of at least 0.5 bar.
v Pay careful attention to the blue and
grey settings and keep them com-
pletely separate.
v Connect more drip heads.
v Flush in the opposite direction to
the normal flow direction.
v Reduce the water pressure.
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