PIAGGIO NRG POWER PUREJET, Workshop Manual, Page: 35 / 248

Air filter
-Remove the cap of the purifier, unscrewing the six
clamping screws and removing the filter.
Cleaning :
-Wash with water and neutral soap.
- Dry with a clean cloth and short blasts of com-
pressed air.
-Saturate with a 50% mixture of gasoline and oil.
-Drip dry the filter and then squeeze it between the
hands without wringing.
-Let it dry and refit it again.
CAUTION
NEVER RUN THE ENGINE WITHOUT THE AIR
FILTER, THIS WOULD RESULT IN AN EXCES-
SIVE WEAR OF THE PISTON AND CYLINDER.
Recommended products
AGIP FILTER OIL Oil for air filter sponge
Mineral oil with specific additives for increased ad-
hesiveness
Checking the ignition timing
- Adjust the control cables:
Mix cable: see procedure indicated in "Mixer tim-
ing".
Throttle cable: adjust the set screw on the carbu-
rettor in such a way that the sheath has no back-
lash.
Splitter control cable: adjust set screw on the throt-
tle control to the handlebar in such a way that there
is no backlash on the throttle control.
Adjust all transmissions in such a way that their
sheathings show no sign of backlash.
Mixer Timing
- Using the transmission set screw on the crank-
case, with throttle control untwisted, adjust the
reference mark on the rotating plate so that it is
NRG Power Purejet
Maintenance
MAIN - 7