Gardena 20000 AS DIRT Operator's Manual - Page 8

Browse online or download pdf Operator's Manual for Water Pump Gardena 20000 AS DIRT. Gardena 20000 AS DIRT 17 pages.

Print Page

6. TROUBLESHOOTING

DANGER! Risk of physical injury!

Injury when the product starts accidentally.

v Disconnect the product from the mains before

you troubleshoot the product.

To clean the suction base and the impeller [ Fig. T1 ]:

1. Only for Art. 9044: Unscrew the 5 Phillips screws

(10)

and remove the cover

2. Unscrew the 4 Phillips screws

(7)

3. Pull the suction base

(7)

4. Clean suction base

and impeller

does not become void as a result of this maintenance

work).

Problem

Pump is running, but doesn't

deliver water

Flashing LED 1

Flashing LED 5

Flashing LED 7

Flashing LED 9

Pump does not start, or stops

suddenly during operation

Pump is running but the delivery

drops suddenly

Pump starts and stops several

times in succession

Pump does not start with activated

sensor field

NOTE: For any other malfunctions please contact the GARDENA service department.

Repairs must only be done by GARDENA service departments or specialist dealers approved

by GARDENA.

(9)

(6)

off the pump.

(8)

(the warranty

Possible Cause

Low water level and filled hose with

built-in non return valve.

Air cannot escape, because the

pressure line is closed. (Possible

kink in the pressure hose.)

Air in suction foot.

Suction opening is clogged.

Hose is clogged.

Water level below minimum water

level when put into operation.

Sensor is dirty.

Time is exceeded.

Impeller is blocked.

Thermal switch has turned the pump

off because of overheating.

Pumping without electricity.

RCD has triggered (residual current).

Suction opening is clogged.

Hose is clogged.

Returning water from the hose

Sensor field

times within a short time and the

pump is paused.

(11)

5. Clean the seal

leakage.

6. Reassemble the suction base

A damaged seal must be replaced.

For safety reasons a damaged impeller can only be

exchanged by the GARDENA Service Centre.

If the sensor detects an error, it will indicate this via

a light signal. First, all LEDs will flash, followed by a single,

flashing LED. This pattern will then alternate. The single,

flashing LED will indicate the relevant error.

The action(s) required to resolve the error can then be

found in the table below.

The error must be fully resolved before the pump is

subsequently disconnected from the mains electricity.

was activated several

carefully to avoid damage and

(7)

in reverse order.

Remedy

v Remove the check valve or empty

the hose manually

v Open the pressure line

(e. g. shut-off valve, delivery units).

v Wait for about 60 seconds until

the pump has vented; if necessary,

turn off and then on again.

v Clean the suction opening with

a water jet.

v Remove the clog from the hose.

v Submerge the pump deeper.

v Clean the sensor.

v Place the pump in water within the

countdown.

v Clean the impeller.

v Clean the suction opening. Observe

the max. media temperature (35 °C).

v Check fuses and electrical plug

connections.

v Disconnect the pump and contact

the GARDENA Service.

v Clean the suction opening with

a water jet.

v Remove the clog from the hose.

v Select the next higher switch-on

point and insert the non return valve.

v Wait for the break. Select the next

higher switch-on point and insert the

non return valve.