Idling Adjustment - APRILIA ATLANTIC 125 Workshop Manual

ROUTINE MAINTENANCE
2.13.2.

IDLING ADJUSTMENT

Adjust as follows whenever idling speed seems erratic.
Proceed as follows:
•
Ride a few kilometers until warming engine up to
regular operating temperature.
•
Raise the seat.
•
Undo and remove the screw (1).
•
Remove the protection.
•
Connect an electronic rev counter to the spark plug
cable.
•
Start the engine.
Engine idling speed should be about:
- 1750 ± 100 rpm;
In this case the engine does not make the rear wheel turn.
•
Turn the screw (2).
- ROTATE CLOCKWISE to decrease rpm.
- ROTATE ANTI-CLOCKWISE, to increase rpm.
•
Flip the throttle twistgrip open and closed repeatedly to
check for proper operation. Idling speed should remain
stable.
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