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Remember: 1 mile = 1.6 km
1 km = 0.625 miles
Check the conditions of the air cleaner and clean it
monthly or every 4000 km, depending on the conditions
in which the vehicle is used.
If the vehicle is used on dusty or wet roads, the cleaning
operations and any replacement should be carried out
more frequently.
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Position the vehicle on the stand.
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To remove the left side panel of the vehicle.
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Unscrew the four screws.
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Remove the filter case cover and extract the filtering
element.
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To clean the filtering element use clean, non-inflam-
mable solvents or solvents with high volatility point,
then let it dry thoroughly.
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Apply a filter oil or a thick oil (SAE 80W-90) on the
whole surface of the filtering element, then squeeze it
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to eliminate the oil in excess.
The filter must be well impregnated, though
not dripping.
20
QH3PC HDS9 È8sq É
Periodically remove the spark plug and clean it carefully,
removing carbon deposits; change it if necessary.
To remove and clean the spark plug:
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Remove the engine compartment cover.
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Take off the spark plug cap.
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Remove all the dirt from the base of the spark plug,
then unscrew it with the spanner you will find in the
tool kit and extract it from its seat, taking care that nei-
ther dust nor other substances enter the cylinder.
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Make sure that there are neither carbon deposits, nor
corrosion marks on the electrode and on the central
porcelain part; if necessary, clean them with the spe-
cial cleaners for spark plugs, with an iron wire and/ or
a metal brush.
N
Energetically blow some air, in order to prevent the re-
moved residues from getting into the engine.
If the spark plug has crackings on the insulating mate-
rial, corroded electrodes or excessive deposits, it
must be changed.
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