20
21
GB
GB
Cleaning the turbine :
Risk of fire and explosion !
V
Never clean the air filter with petrol or solvent with a low
fire point.
1. Press together the locking tabs
H
by hand and remove the air
filter cover
I
.
2. Remove the air filter
J
, clean (e.g. using washing up liquid)
and leave to dry.
3. Dip the air filter
J
into clean motor oil and press out the
excess oil.
4. Reinsert the air filter
J
and fit the air filter cover
I
.
The spark plug must be free of combustion residues to ensure
that the motor functions correctly. We recommend only replacing
an old spark plug with spark plugs with the designation BPM-4A
or BPM R4A (NGK).
1. Unplug the spark plug connector
K
.
2. Unscrew the spark plug
L
using the spark plug spanner
M
provided.
3. Clean the spark plug
L
and if necessary adjust the electrode
gap to 0.6 - 0.7 mm by bending the electrode.
4. Screw in the spark plug
L
all the way in by hand.
5. Tighten the spark plug using the spark plug spanner:
– 1/ 2 a turn for a new spark plug
– 1/4 to 1/ 8 of a turn for an old spark plug
Use a mild cleaning agent (e.g. washing up liquid) to rinse the
pump.
1. After pumping pesticides, lime paints, saltwater or fertilisers
rinse the pump with warm water (max. 35 ° C).
2. Dispose of residuals according to the guidelines of waste
disposal laws.
3. Remove deposits and foreign bodies in the cooling fins
N
using a clean cloth.
Maintenance work is not covered by the guarantee. You may be
charged for maintenance work performed by GARDENA.
Checking / cleaning
the air filter :
Cleaning / adjusting
the spark plug :
Rinsing / cleaning the pump :
6. Trouble-Shooting
V
Always turn off the motor and unplug the spark plug
connector before trouble-shooting.
If the turbine clogs it must be cleaned.
1. Unscrew the 6 bolts
O
in the housing cover
P
using an open-
end spanner (size 10).
2. Remove the housing cover
P
.
3. Clean the turbine.
4. Mount the housing cover
P
in the reverse order.
Disassembly of the hydraulic unit other than removing the hous-
ing cover must only be carried out by GARDENA Service.
Problem
Possible Cause
Remedy
The motor does not start.
The ignition switch
A
is not
v
Set the ignition switch
set to position “I”.
to
“I”.
The fuel tank is empty.
v
Pour petrol into the fuel tank
(see 5. Maintenance).
The spark plug is defective.
v
Check the spark plug and
install a new spark plug
if necessary (see 5. Main-
tenance).
The pump does not pump
The pump was not filled with
v
Fill the pump
the liquid.
the liquid to be pumped before
(see 4 Operation).
it was switched on.
Suction hose defective or
v
Fit a new suction hose.
leaking.
Housing cover
P
or turbine
v
Clean the turbine
clogged.
(see 5. Maintenance).
The pump motor runs but
Suction filter at suction hose
v
Reduce the flow rate at the
the delivery capacity or the
is sucked free.
delivery side with a regu-
pressure suddenly decreases.
lator valve, e.g. GARDENA
Regulator Valve
Art. (2)977.
Suction filter of suction hose
v
Clean the suction filter.
is clogged.
Air cannot escape during self-
v
Open shut-off device (e.g.
priming because the delivery
water stop) in the pressure
side is closed or there is residual
line or drain the delivery
water in the delivery hose.
hose.
Suction height too high.
v
Reduce suction height
(see 9. Technical Data).
If you have any other problems with your Petrol-driven Motor Pump, please contact GARDENA
Service.
H
I
J
N
M
L
K
O
P
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