Control Functions; Main Switch; Throttle Lever; Engine Overheating Prevention System - Yamaha FX Nytro FX10X Owner's Manual

ESU10291

Main switch

The main switch controls the ignition and
lighting systems. The various positions are
described below.
1. Off
2. On
3. Start
Off
The ignition circuit is switched off.
The key can be removed only in this position.
On
The ignition circuit is switched on.
Start
The starting circuit is switched on.
The starter motor cranks the engine.
ECS00020
CAUTION:
Release the switch immediately after the
engine starts.
NOTE:
The headlights and taillight come on after the
engine is started.
ESU10310

Throttle lever

Once the engine is running cleanly, squeez-
ing the throttle lever will increase the engine
speed and cause engagement of the drive
system. Regulate the speed of the snowmo-
bile by varying the throttle position. Because

Control functions

the throttle is spring-loaded, the snowmobile
will decelerate, and the engine will return to
idle when it is released.
1. Throttle lever
EWS00030
WARNING
Check the throttle, brake, and steering for
proper operation before starting the en-
gine. (See page 29.)
ESU10321
Engine overheating prevention
system
This model is equipped with a system, which
prevents overheating when the engine is
idling.
When the engine has been idling for 3 min-
utes or longer and the coolant temperature
has risen above 100 °C (212 °F), the engine
automatically stops to prevent overheating.
NOTE:
The engine can be started after it stops.
ESU10344
Throttle override system
(T.O.R.S.)
EWS00040
WARNING
If the T.O.R.S. is activated, make sure
G
that the cause of the malfunction has
been corrected and that the engine can
be operated without a problem before
restarting the engine.
9