Idling Adjustment; Adjusting; The Accelerator Control; Adjusting The Accelerator Control - APRILIA RS 50 - 2004 Manual

IDLING ADJUSTMENT

Carefully read p. 39 (MAINTENANCE).
Adjust the idling every time it is irregular.
To carry out this operation, proceed as fol-
lows:
◆
Ride for a few miles until reaching the
normal running temperature, see p. 15
(Coolant temperature indicator
◆
Position the gear lever in neutral (green
warning light ≈ ∆ on).
◆
Check the engine idling rpm on the revo-
lution counter.
The engine idling speed must be about
1100 ± 100 rpm.
If necessary:
◆
Position the vehicle on the stand.
◆
Remove the rubber plug (1) (right fair-
ing).
◆
Insert a flat-tip screwdriver in the hole
and adjust the screw (2) positioned on
the carburettor.
By SCREWING IT (clockwise), you in-
crease the engine rpm.
).
By UNSCREWING IT (anticlockwise),
you decrease the engine rpm.
◆
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.

ADJUSTING

THE ACCELERATOR CONTROL

Carefully read p. 39 (MAINTENANCE).
The idle stroke of the throttle grip must be
2÷3 mm, measured on the edge of the grip
itself.
If this is not the case, proceed as follows:
◆
Position the vehicle on the stand.
◆
Withdraw the protection element (3).
◆
Loosen the lock nut (4).
◆
Rotate the adjuster (5) in such a way as
to restore the prescribed value.
◆
After the adjustment, tighten the lock nut
(4) and check the idle stroke again.
◆
Put back the protection element (3).
WARNING
After the adjustment, make sure that the
rotation of the handlebar does not mod-
ify the engine idling rpm and that the
throttle grip returns smoothly and auto-
matically to its original position after
being released.
use and maintenance RS 50
57