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8. Technical Data
Art. No. 1740 (4000/2) 1742 (4000/2 automatic)
Rated power 500 W 500 W
Max. delivery capacity 4.000 l/h 4.000 l/h
Max. pressure /
Max. delivery head
2,0 bar / 20m 2,0 bar / 20m
Max. submersion depth 7m 7m
Cut-in height / Cut-out height 57cm / 25cm –
Switch-on pressure
– approx. 1,3 bar
Minimum water depth
for operation
approx. 4,5cm approx. 4,5cm
Power cable 10m H05 RNF 10m H05 RNF
Weight without cable approx. 4,8 kg approx. 5,0 kg
Max. media temperature 35 °C 35 °C
Mains voltage /
mains frequency
220 – 240 V AC / 50 Hz 220 – 240 V AC / 50 Hz
9. Service / Warranty
Warranty: GARDENA guarantees this product for 2 years (from date of
purchase). This guarantee covers all serious defects of the unit
that can be proved to be material or manufacturing faults.
Under warranty we will either replace the unit or repair it free of
charge if the following conditions apply:
• The unit must have been handled properly and in keeping with
the requirements of the operating instructions.
• Neither the purchaser or a non-authorised third party have
attempted to repair the unit.
The wear parts impeller and filter are excluded from the warranty.
This manufacturer’s guarantee does not affect the user’s existing
warranty claims against the dealer / seller.
If you have any problems with this product, please contact
our Service or return the defective unit together with a short
description of the problem – in case of guarantee, with a copy
of the receipt – postage paid to one of the GARDENA Service
Centres listed on the back of this leaflet.
7. Trouble-Shooting
DANGER! Electric shock!
There is a risk of injury from electric shocks.
v Before correcting functional problems unplug the
Rain Water Tank Pump from the mains.
Problem Possible Cause Remedy
Pump is running,
but doesn’t deliver
Air cannot escape, because
thepressure line is closed.
(Possible kink in the pressure
hose.)
v Open the pressure line
(e. g. shut-off valve,
delivery units).
Air in suction foot.
v Wait for about max.
60seconds until the pump
has vented; if necessary,
turn off and then on again.
Foot / Suction foot / Filter is
clogged.
v Unplug at the mains
andclean filter
(see 6. Maintenance).
Water level below minimum
water level when put into
operation.
v Submerge the pump
deeper.
Pump does not start,
or stops suddenly during
operation
Thermal switch has turned
thepump off because of
overheating.
v Unplug at the mains
andclean filter
(see 6. Maintenance).
Observe max. media
temperature (35 °C).
Pumping without electricity.
v Check fuses and electrical
plug connections.
Pump is running but the
delivery drops suddenly
Foot / Suction foot / Filter is
clogged.
v Unplug at the mains
andclean filter
(see 6. Maintenance).
Only with 1742:
Pump irregularly switches
on and off
Leakage protection activated
due to leaking.
v Check hose and
dispensing device and
remove leakage.
For any other malfunctions please contact the GARDENA service department.
Repairs must only be carried out by GARDENA service departments or specialist
dealers authorised by GARDENA.
14
GB
15
GB