Idling Adjustment; Adjusting The Accelerator Control; Adjusting The Cold Start Control - APRILIA RS 250 - 1998 Manual

IDLING ADJUSTMENT

Carefully read p. 47 (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. 17
( Coolant temperature indicator
Check the engine idling rpm on the revo-
lution counter.
The engine idling speed must be about
1300 ± 150 rpm.
If necessary:
Adjust the knob (1).
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
c
the idling speed is constant.
If necessary, contact your aprilia
Official Dealer.
h
). ADJUSTING
THE ACCELERATOR CONTROL
Carefully read p. 47 (MAINTENANCE).
The ideal slack of the accelerator control
should be about 2 ÷ 3 mm and it can be
measured on the grip end (see figure).
To adjust the slack, proceed as follows:
Remove the protection element (2).
Loosen the nut (3) (by screwing it).
Act on the adjuster (4) placed at the be-
ginning of the accelerator control cable.
Once you have carried out the adjustment,
tighten the nut (3) (by unscrewing it), thus
locking the adjuster (4) and put back the
protection element (2).
ADJUSTING
THE COLD START CONTROL (
Carefully read p. 47 (MAINTENANCE).
The ideal slack of the cold start control
should be about 2-3 mm.
To adjust the slack, proceed as follows:
Remove the protection element (5).
Loosen the nut (6) (by screwing it).
Act on the adjuster (7) placed at the be-
ginning of the cold start control cable.
Once you have carried out the adjustment,
tighten the nut (6) (by unscrewing it), thus
locking the adjuster (7) and put back the
protection element (5).
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