Speed Limiter - Yamaha YFM50R Owner's Manual

EWB00250
WARNING
1
Malfunction of the throttle could make it diffi-
cult to speed up or slow down when you need
2
to. This could cause an accident. Check the op-
eration of the throttle lever before you start the
3
engine. If the throttle does not work smoothly,
check for the cause. Correct the problem be-
4
fore riding the ATV or consult a Yamaha dealer.
5
EBU18361

Speed limiter

6
Your ATV was delivered with an adjustable speed
7 limiter. Yamaha recommends that all beginning
riders start off with the speed limiter adjusting
8
screw fully turned in to limit the amount of speed
available while they learn.
9
The speed limiter keeps the throttle from fully
opening, even when the throttle lever is pushed to
10
the maximum. The adjusting screw may be gradu-
ally turned out as the beginner becomes more fa-
11
miliar with operating the ATV.
1. Loosen the locknut.
2. To increase the maximum engine power avail-
able and the maximum speed of the ATV, turn
the adjusting screw in direction (a). To de-
crease the maximum engine power available
and the maximum speed of the ATV, turn the
adjusting screw in direction (b).
3
1
2
1. Locknut
2. Adjusting screw
3. No more than 12 mm (0.47 in)
3. Tighten the locknut.
EWB00230
WARNING
Improper adjustment of the speed limiter and
throttle could cause throttle cable damage or
improper throttle operation. The child could
lose control, have an accident or be injured. Do
not turn the adjusting screw out more than 12
4-5
(b)
(a)