Page 270 of 362
3. Remove the V-belt air filter element cover
by removing the screw.
4. Pull out the air filter element.
5. Tap the air filter element lightly to remove
most of the dust and dirt. Blow out the
remaining dirt with compressed air. If the air
filter element is damaged, replace it.
NOTE:
Be sure the air filter element is seated properly
against the case.
6. Install the air filter element cover by
installing the screw.
7. Connect the coupler, and then install the
front cover by installing the quick fasteners.
8. Install the front carrier by installing the bolts.
1
2
1. Front cover 2. Coupler 1. Cache avant 2. Fiche 1. Tapa frontal 2. Acoplador
1. Element cover 2. Screw
3. Element
1. Cache de l’élément 2. Vis
3. Elément
1. Tapa del elemento 2. Tornillo
3. Elemento
8-41
w
qe
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Page 280 of 362
8-51
2. Remove the front cover by removing the
quick fasteners, then disconnect the coupler
shown.
3. Remove the V-belt air filter element cover
by removing the screw.
1. Front cover 2. Quick fastener (×2) 3. Coupler1. Cache avant 2. Rivets démontables (×2) 3. Fiche 1. Tapa frontal 2. Fijadores rápidos (×2) 3. Acoplador
1
3
1
22
w
q
1. Element cover 2. Screw1. Cache de l’élément 2. Vis1. Tapa del elemento 2. Tornillo
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Page 286 of 362
9. Install the air filter element cover by
installing the screw.
10. Connect the coupler, and then install the
front cover by installing the quick fasteners.
11. Install the front carrier by installing the bolts.
w
Operating with improperly serviced or
adjusted brakes could cause loss of braking
ability, which could lead to an accident.
After servicing:
8Make sure the brakes operate smoothly
and that the free play is correct.
8Make sure the brakes do not drag.
Replacement of brake components requires
professional knowledge. These procedures
should be performed by a Yamaha dealer.
8-57
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Page 344 of 362
10-3
Model YFM125
Air filter:
for engine Wet type element
for V-belt compartment Dry type element
Fuel:
Type Unleaded gasoline only
For Europe:Regular unleaded gasoline only with a
research octane number of 91 or higher
Fuel tank capacity 7.6 L
Fuel reserve amount 1.3 L
Carburetor:
Type/manufacturer VM18SH/MIKUNI
Spark plug:
Type/manufacturer CR7HS/NGK
Gap 0.6–0.7 mm
Clutch type: Dry, centrifugal automatic
Transmission:
Primary reduction system Helical gear/Spur gear
Primary reduction ratio 43/14 ×40/17 (7.226)
Secondary reduction system Chain drive
Secondary reduction ratio 32/12 (2.666)
Transmission type V-belt automatic
Operation Centrifugal automatic type
Reverse 49/14 ×49/15 ×40/17 (26.902)
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