Spark Plug - VESPA GTS Super 300 ie 2008 Service Station Manual

Vespa GTS Super 300 ie (2008)

Spark plug

- Rest the scooter on its stand
- Open the saddle and take out the helmet com-
partment
- Disconnect the spark plug HV wire cap;
- Unscrew the spark plug using the wrench sup-
plied;
- Check the conditions of the spark plug, make
sure the insulation is intact, that the electrodes are
not excessively worn or sooty, the conditions of the
washer, and measure the distance between the
electrodes using the appropriate feeler thickness
gauge.
-Adjust the distance, if necessary, by bending the
side electrode very carefully. In case of anomaly
(as described before), replace the spark plug with
another of the recommended type;
- Fit the spark plug with the correct inclination and
manually screw it all the way down, then use the
special spanner to tighten it.
- Insert the cap onto the spark plug and proceed
with the reassembly operations.
CAUTION
THE SPARK PLUG MUST BE REMOVED WHEN THE MO-
TOR IS COLD.THE SPARK PLUG MUST BE REPLACED
EVERY 20,000 KM. THE USE OF NON CONFORMING
ELECTRONIC IGNITION CONTROL UNITS OR SPARK
PLUGS OTHER THAN THOSE PRESCRIBED CAN SERI-
OUSLY DAMAGE THE ENGINE.
Characteristic
Electrode gap
Maintenance
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