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Failure
(1) The pump does not
operate. LED "Pump on" is
not lit.
(2) The pump does not "pulse"
during the day.
(3) The pump operates with a
very low output only.
Cause
(a) The Foodtimer is active.
(b) The connecting cable from
the driver to the Single
Controller has no contact
or is defective.
®
(c) The Turbelle
defective.
(a) The photo-electric cell gets
too little light, is covered
with algae or has been
attached wrongly.
(a) The output on the driver
has not been set to 100 per
cent.
Remedy
(a) Break of approx. 5 to 10
minutes – wait until the
pump starts operating
automatically.
(b) Check the cable, and
replace it, if and when
necessary.
pump is
(c) Check whether the Turbel-
®
le
will operate without the
Foodtimer; replace the
pump
necessary.
(a) Clean the photo-electric
cell; re-attach the cell if and
when necessary.
(a) Turn the "Power" adjusting
screw on the driver
clockwise to stop, i.e. to
100 per cent.
if
and
when
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