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Carefully read p. 43 (MAINTENANCE).
Adjust the idling after the first 500
km (312 mi) and every time it is irregular.
Adjust the idling after the first 1000
km (625 mi) and every time it is irregular.
To carry out this operation, proceed as fol-
lows:
N
Drive for a few miles until the engine
reaches the normal running temperature,
then stop the engine.
N
Remove the central inspection
cover, see p. 57 (REMOVING THE CEN-
TRAL INSPECTION COVER).
N
Remove the right inspection
cover, see p. 57 (REMOVING THE
RIGHT AND LEFT INSPECTION COV-
ERS).
N
Connect an electronic revolution counter
to the spark plug cable.
WARNING
Before proceeding, make sure that the
room in which you are working is prop-
erly ventilated.
N
Start the engine.
The minimum speed of the engine (idling)
must be about 1600 ± 200 rpm; in this case
the engine does not make the rear wheel
rotate.
If necessary:
N
Remove the left inspection cover, see p.
57 (REMOVING THE RIGHT AND LEFT
INSPECTION COVERS).
N
Act on the adjusting screw (1)
positioned on the carburettor.
NOTE
Do not act on the air ad-
justing screw (3), to avoid variations of the
carburation setting.
N
Act on the adjusting knob (2).
BY ROTATING CLOCKWISE
the rpm increase;
BY ROTATING ANTICLOCKWISE
the rpm decrease.
N
Twist the throttle grip, accelerating and
decelerating a few times to make sure
that it functions correctly and to check if
the idling speed is constant.
NOTE
If necessary, contact your aprilia
Official Dealer.
use and maintenance Habana 50/125 - Habana Custom 50/125
59
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