Cleaning / adjusting
the spark plug:
The spark plug must be free of combustion residues to
ensure that the motor functions correctly. Only spark plugs
of type Champion RZ7C or equivalent may be used.
P
Q
1. Unplug the spark plug connector
h
.
2. Unscrew the spark plug
j
using the spark
plug spanner provided.
3. Clean the spark plug
j
and if necessary
adjust the electrode gap to 0.6 - 0.7 mm by
bending the electrode
k
.
4. Check sealing washer
l
on the spark plug
j
.
5. Screw in the spark plug
j
all the way in by
hand.
6. Tighten the spark plug
j
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.
7. Insert spark plug connector
h
.
R
Q
S
Replace petrol filter:
The petrol filter must be replaced after one year or
every 300 operating hours.
J
T
U
1. Unscrew petrol cap
p
.
2. Pull petrol filter out of petrol tank
ö
(e.g. with the hook of
a wire).
3. Remove petrol filter
ö
from petrol hose
ä
.
4. Push new petrol filter
ö
onto petrol hose
ä
.
5. Screw petrol cap
p
on again.
Rinsing / cleaning the pump:
V
Clear water should be used for rinsing.
1. After pumping chlorinated swimming pool water, rinse the
pump with warm water (max. 35 °C).
2. Remove deposits and foreign bodies in the cooling ribs
V
with a soft brush.
Maintenance work is not covered by the guarantee.
You may be charged for maintenance work performed by
GARDENA.
7. Trouble-Shooting
v
Before eliminating faults, switch the motor off and allow
to cool down. Then remove the spark plug connector
(see
“Clean spark plug”
).
Cleaning the turbine:
X
W
If the turbine clogs it must be cleaned.
1. Unscrew the 6 Allen screws
W
of the housing cover
X
with an
Allen key (size 10).
2. Remove housing cover
X
.
3. Clean the turbine.
4. Mount the housing cover
X
in the reverse order.
Disassembly of the hydraulic unit other than removing
the housing cover must only be carried out by GARDENA
Service.
Problem Possible
Cause
Remedy
The motor does not start.
The ignition switch
e
is not
set to position “
I
”.
v
Set the ignition switch
to “
I
”.
The fuel tank is empty.
v
Pour petrol into the fuel tank
(see 6. Maintenance).
The spark plug is defective.
v
Check the spark plug
and install a new spark
plug if necessary
(see 6. Maintenance).
Motor cold and choke lever not
in
Start
position.
v
Set choke lever to
Start
position.
Motor warm and choke lever
not in
Run
position.
v
Set choke lever to
Run
position.
The pump does not pump
the liquid.
The pump was not filled with
the liquid to be pumped
before it was switched on.
v
Fill the pump
(see 4. Operation).
Pressure hose not fixed
1 – 2 m high.
v
Fix pressure hose 1 – 2 m
high.
Suction hose defective or
leaking.
v
Fit a new suction hose.
Housing cover
X
soiled or
turbine clogged.
v
Clean the turbine.
The pump motor runs but the
delivery capacity or the
pressure suddenly decreases.
Suction filter on suction hose is
sucked clear.
v
Reduce the flow rate at the
delivery side with a regu-
lator valve, e.g. GARDENA
Regulator Valve
Art. (2)977
.
Suction filter of the suction
hose is blocked.
v
Clean suction filter.
Air cannot escape during
self-priming because the
delivery side is closed or
there is residual water in the
delivery hose.
v
Open shut-off device
(e. g. water stop) in the
pressure line or drain
the delivery hose.
Suction head too high.
v
Reduce suction head
(see 9. Technical Data).
18
GB
19
GB
