2017 YAMAHA YFM90 Owners Manual

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YAMAHA YFM90 2017  Owners Manual 4-10
4
immediately. If gasoline spills on your skin,
wash with soap and water. If gasoline spills on
your clothing, change your clothes.
 NOTICEECB00071Use only unleaded gasoline. The use of leaded
ga

Page 42 of 130

YAMAHA YFM90 2017  Owners Manual 4-11
4ON
With the fuel cock lever in this position, fuel flows
to the carburetor. Turn the fuel cock lever to this
position when starting the engine and riding. RES
This indicates reserve. With the fu

Page 43 of 130

YAMAHA YFM90 2017  Owners Manual 4-12
4
Move the starter (choke) in direction (b) to turn off
the starter (choke).
See the “Starting a cold engine” section on page
6-1 for proper operation.
EBU34550SeatTo remove the seat
While pu

Page 44 of 130

YAMAHA YFM90 2017  Owners Manual 4-13
4
EBU18995Adjusting the front shock absorber as-
sembliesThe spring preload can be adjusted to suit the rid-
er’s weight and the riding conditions.
WARNING
EWB00401Always adjust the shock absor

Page 45 of 130

YAMAHA YFM90 2017  Owners Manual 4-14
4
TIPA special wrench can be obtained at a Yamaha
dealer to make this adjustment. 
EBU19024Adjusting the rear shock absorber as-
semblyThe spring preload can be adjusted to suit the rid-
er’s w

Page 46 of 130

YAMAHA YFM90 2017  Owners Manual 4-15
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TIPA special wrench can be obtained at a Yamaha
dealer to make this adjustment. 1. Spring preload adjusting ring
2. Position indicator
123 45
2
1
(a)
(b)
1. Special wrenchSpring preload setting

Page 47 of 130

YAMAHA YFM90 2017  Owners Manual 5-1
5
EBU19203
PRE-OPERATION CHECKS
EBU19226Inspect your vehicle each time you use it to make sure the vehicle is in safe operating condition. Always
follow the inspection and maintenance procedures a

Page 48 of 130

YAMAHA YFM90 2017  Owners Manual 5-2
5
Throttle lever• Make sure that operation is smooth. Lubricate cable and lever 
housing if necessary.
• Check lever free play, and adjust if necessary. 5-3, 8-20
Control cables • Make sure