MAINTENANCE
24
FUEL FILTER INSPECTION
Check the fuel filter if required. A contaminated fuel filter restricts
the fuel supply. Clean or replace the contaminated filter. Replace a
damaged filter in any case.
Ö
Slight contamination:
full the fuel filter from the fuel line
and clean it in petroleum ether.
Ö
Bad contamination:
Replace the fuel filter.
CLEANING THE STRAINER
1.
Put the fuel valve to OFF and screw off the strainer with
O-ring.
Gasoline is highly flammable and explosive.
You may sustain burns or serious injuries when handling gasoline.
z
Keep heat sources, sparks and fire away.
z
Handle gasoline only outdoors.
z
Immediately wipe off any spilled gasoline.
2.
Wash the strainer and the O-ring using non-flammable solvent
and thoroughly dry it.
3.
Re-install the strainer together with the O-ring. Tighten the
strainer.
4.
Turn the fuel valve to ON and check for any leaks. Replace the
O-ring if it is leaking.
SPARK PLUG MAINTENANCE
Recommended spark plugs: F7RTC oder gleichwertig
.
Wrong spark plugs may damage the engine.
1.
Pull off the spark plug connector and clean the connector
area.
2.
Unscrew the spark plug with a spark plug wrench.
3.
Inspect the spark plug. Replace the spark plug if the
electrodes or the insulator are damaged.
4.
Measure the electrode gap with an appropriate feeler gauge.
The gap must be 0.70 – 0.80 mm. Correct the gap, if
necessary, by carefully bending the outer electrode slightly.
5.
Carefully screw in the spark plug by hand to prevent stripping
the thread.
SPARK PLUG
WRENCH
FUELFILTER
STRAINER
0.7 – 0.8 mm
O-RING
