runs too fast, slowly turn screw �IO or �TO in analways rotate when engine is running.
A
anticlockwise direction until the correct speed isB) All the above mentioned adjustments must be
obtained.
made with the relevant cutting attachment
Precise numerical engine speed settings arecorrectly fitted.
mentioned in the technical detail chart in the front
of the ownerOs manual.Warranty may be invalidated from incorrect
carburettor adjustment made by persons other
NOTE:
than an authorised dealer.
A) Direct drive trimmers: The cutting head will
M. REGULAR MAINTENANCE
From time to time ensure all screws are tight.spark plug about every 100 working hours or
Replace damaged, worn, cracked or warpedwhenever it is extremely encrusted. Heavily
blades. Always make sure nylon string head orencrusted electrodes can result from an
blade have been assembled correctly (seeincorrect carburetor setting or from wrong fuel
sections NYLON STRING HEAD and BLADEmixture (too much oil in the petrol) or a poor
ASSEMBLY) and blade fastener is tightened.quality of oil in the fuel mix. Check and correct.
3) FUEL FILTER
1) AIR FILTER CLEANING
To change fuel filter remove the tank cap and
(at least every 25 working hours).pull out the filter with a piece of bent wire or
A dust clogged air filter may cause carburetorlong forceps. Contact your Service Station for
problems. general servicing and cleaning of internal parts
at least once a year.This will reduce the
This may prevent the engine from reaching its
possibility of unexpected problems and will
maximum speed and cause high fuel
ensure maximum product life and efficiency.
consumption and/or difficult starting.
REGULARLY: it is important, in order to avoid
Remove filter cover as shown in figure 1.
engine overheating, to remove dust and dirt
Carefully clean the inside of filter box. The filter
can also be cleaned with compressed air.from slots, gaps and from in between cylinder
fins using a wooden scraper.
2) SPARK PLUG
LONG STORAGE: empty fuel tank and run
From time to time (at least every 50 hours)engine until dry.
remove and clean the spark plug and check
the electrode gap (0,5/0,6 mm.). ReplaceStore trimmer in a dry place.
FAULT FINDING TABLE
Engine runs badlyThe machine
Engine will
or looses powerruns but does
not start
when cuttingnot cut well
Check STOP switch is in the position I.
Y
Control fuel level min. 25%tank capacity.
YY
Check air filter is clean.
YY
Remove spark plug, dry it, clean it and
adjust it, and replace it, if necessary.YY
Control and adjust the carburetor screws
if necessary.
Y
Change fuel filter. Contact your dealer.
Y
Carefully follow the cutting accessory
assembly instructions.Y
Check metal cutting accessory is sharp.
Otherwise, contact your dealer.
Y
Engine still gives trouble: contact your dealer.
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ACEC
