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Cleaning the flow sensor:

If the flow sensor is dirty, this may result in spurious error

messages (LED flashes orange).

1. Unscrew both screws

2. Remove the cover

3. Undo the screw

4. Unscrew the cap

5. Remove the impeller

flow sensor.

6. Re-fit the impeller

direction.

7. Screw the cap

8. Secure the cap

9. First insert the cover

E G

two screws

Problem

Possible Cause

Pump runs, but the suction

Pump sucks in air at a joint.

action doesn't take place

Leaky or damaged suction

hose.

The pump was not filled with

the liquid to be pumped.

The liquid escapes over the

hose which is connected to

the delivery side during the

suction action.

Absolutely vacuum-resistant connection is achieved by using

GARDENA Suction Hoses (see point "8. Available accessories").

Leaky screw fitting

cap

Air cannot escape, since delivery

side is closed or remaining water

is in the pressure hose.

The waiting time wasn't

observed.

Suction filter or backflow prevent-

er in the suction hose clogged.

Too high suction height.

In case of any other difficulties concerning the suction action,

use GARDENA Suction Hoses with Backflow Preventer

(see point "8. Available accessories") and fill in the liquid to

be pumped over the filler cap

and detach the clip

anticlockwise.

and clean it. Clean the housing of the

with the metal part in the mounting

into place clockwise.

by way of the clip

using the screw

at the top and then tighten the

at the bottom.

Remedy

v Seal connections on suction

side so are airtight.

v Check suction line for damage

and seal so is airtight.

v Fill the pump

(see "4. Operation").

1. Fill the pump again

(see "4. Operation").

2. When starting operation hold

the pressure hose approx.

1 m vertically above the

pump, until the suction

action has taken place.

v Check seal (replace if neces-

at the filler

sary) and tighten connection

securely (do not use pliers).

v Open shut-off valves

(e. g. nozzle) in the delivery

line, empty the delivery hose

or disconnect it from the

pump during priming.

v Switch on the pump and wait

up to 5 min.

v Clean the filter or the back

flow preventer.

v Reduce suction height.

before operation.

Problem

Pump motor runs,

but delivery capacity

or pressure suddenly

decreases

Pump motor doesn't start

or suddenly stops

5000/5; 6000/6 inox:

Pump delivers and

LED flashes orange

5000/5; 6000/6 inox:

Pump switches off and

the LED shines red

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.

8. Available accessories

GARDENA Suction Hoses

GARDENA Suction Hose

Fitting

GARDENA Pump Connection

Set

GARDENA Suction Filter with

backflow preventer

GARDENA Electronic

Manometric Switch

Possible Cause

Remedy

Suction filter at the suction

v Reduce flow rate on the

hose is sucked free.

delivery side with a control

valve, e.g. GARDENA

art. no. (2)977.

Suction filter or backflow

v Clean filter or back-flow

preventer clogged.

preventer.

Leaks at suction side.

v Eliminate leak.

Impeller blocked.

v Release impeller.

No power.

v Check fuses and electric

connections.

Circuit breaker has switched off

v Ensure sufficient cooling /

the motor due to overheating /

ventilation and clean the

overload.

impeller chamber.

Electric failure.

v Send the pump to one

of our GARDENA Service

Centres.

The flow sensor is dirty.

v Clean the flow sensor.

No supply of fluid to be

v Establish supply of fluid to

pumped for approx. 5 minutes /

be pumped/check suction

leakage on the suction side.

line and re-start pump.

The pump ran for approx.

v Open the delivery side and

5 minutes against the closed

re-start pump.

delivery side.

Kink-proof and vacuum-proof, optionally available by the metre

Art. no. 1720/1721 (19 mm (3/4")- / 25 mm (1")) without connecting

fittings or in fixed length Art. no. 1411/1418 complete with con-

necting fittings.

For connection on the suction side.

For connection on the delivery side.

To equip suction hoses with backflow

preventer sold by the metre.

Automatically cuts in and out the pump

depend ing on the current operating pressure.

With dry-running safety. It must be installed

at one of the two outlets. (In the case of

Art. No. 1734 / 1736 the special mode has to

be activated for this purpose).

Art. no. 1723/1724

Art. no. 1750/1752

Art. no.

1726/1727/1728

Art. no. 1739