PIAGGIO NRG POWER PUREJET, Workshop Manual, Page: 33 / 248

Action
Electrical system and battery - check
Headlight - adjustment
Tyre pressure and wear - check
SAS box (sponge) (**) - cleaning
Vehicle and brake test - road test
(*) See CO regulation in the «Adjusting the engine idle» sectionp>
(**) Vedere norme della sezione «Sistema aria secondaria»
Spark plug
- Position the vehicle on its centre stand;
- Remove the centre cover by unscrewing the 2 set
screws;
- Disconnect the cover from the plug lead;
- Unscrew the spark plug using a spark plug span-
ner;
- Check the conditions of the spark plug, make
sure the insulation is intact and measure the gap
between the electrodes with a feeler.
- Adjust the gap if necessary, carefully bending the
side electrode.
In the event of defects replace the spark plug with
the prescribed type;
- Position the spark plug at the correct angle and
manually tighten it all the way down, then use the
specific spanner to tighten it to the prescribed tor-
que;
- Put the cover back over the spark plug;
- Reassemble the central cover.
CAUTION
THE SPARK PLUG MUST BE REMOVED WHEN
THE MOTOR IS COLD. THE SPARK PLUG
MUST BE REPLACED EVERY 5000 KM. USE
OF STARTERS NOT CONFORMING OR SPARK
PLUGS NOT THOSE DESCRIBED CAN SERI-
OUSLY DAMAGE THE ENGINE.
Characteristic
Recommended spark plug type
CHAMPION RG6YCA
Electric characteristic
Electrode gap
NRG Power Purejet
Maintenance
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