2001 YAMAHA YFM400F torque

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EBU00678
Differential gear oil
Make sure the differential gear oil is at the
specified level. Add oil as necessary. (See pag-
es 8-47 ~ 8-51 for details.)
EBU00151
Throttle lever
Check to see that the throttle lever operates
correctly. It must open smoothly and spring
back to idle position when released. Repair as
necessary for proper operation.
EBU00152
Fittings and Fasteners
Always check the tightness of chassis fittings
and fasteners before a ride. Take the machine
to a Yamaha dealer or refer to the Service Man-
ual for correct tightening torque.Recommended oil:
SAE 80 API GL-4 Hypoid gear oil

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1. Owner’s manual
2. Owner’s tool kit
3. Low-pressure tire gauge
1. Manuel du propriétaire
2. Manuel du trousse à outils
3. Manomètre basse pression pour pneus
1. Manual del propietario
2. Manual del juego de herramientas
3. Manómetro de baja presión
EBU00536
Owner’s manual and tool kit
You are recommended to put this owner’s
manual in the vinyl bag and always carry it un-
der the seat as shown. Put the owner’s tool kit
and low-pressure tire gauge in the storage
box.
The service information included in this manu-
al is intended to provide you, the owner, with
the necessary information for completing your
own preventive maintenance and minor re-
pairs. The tools provided in the Owner’s tool kit
are sufficient for this purpose, except that a
torque wrench is also necessary to properly
tighten nuts and bolts.
NOTE:

If you do not have a torque wrench available
during a service operation requiring one, take
your machine to a Yamaha dealer to check the
torque settings and adjust them as necessary.

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To install
1. Place the panel in the original position
and install the quick fasteners.
2. Install the front carrier and the bolts, then
tighten to the specified torque.
Tightening torque:
Carrier bolts:
19 Nm (1.9 m·kg)

1. Quick fastener (
´
2)
1. Fixation rapide (
´
2)
1. Fijador rápido (
´
2)

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5. Remove the oil filter by using an oil filter
wrench.NOTE:An oil filter wrench is available at a nearbyYamaha dealer.
6. Install the drain bolt and tighten it to the
specified torque.
Tightening torque:
Drain bolt:
32 Nm (3.2 m·kg)
1. Oil filter element
1. Élément de filtre à huile
1. Elemento del filtro de aceite1. Oil filter wrench
1. Clé pour filtre à huile
1. Llave para filtros de aceite

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7. Apply a light coat of engine oil to the
O-ring of the new oil filter.NOTE:Make sure the O-ring is seated properly.
8. Install the oil filter and tighten it to the
specified torque with an oil filter wrench.
Tightening torque:
Oil filter:
17 Nm (1.7 m·kg)
1. Torque wrench
1. Clé dynamométrique
1. Llave de apriete

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3. Install the oil filler bolt and tighten to the
specified torque.
Final gear oil replacement
1. Remove the final gear case cover.
2. Place the machine on a level place.
3. Place a container under the final gear
case.
4. Remove the oil filler bolt and the drain
bolt to drain the oil.
5. Install the drain bolt and tighten to the
specified torque. Tightening torque:
Oil filler bolt:
23 Nm (2.3 m·kg)
Tightening torque:
Drain bolt (final gear case):
23 Nm (2.3 m·kg)
1. Bolt (´ 2)
1. Boulon (´ 2)
1. Perno (´ 2)1. Final gear oil drain bolt
1. Boulon de vidange d’huile de transmission finale
1. Perno de drenaje de aceite del engranaje final

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6. Fill the final gear case with oil.CAUTION:Be sure no foreign material enters the finalgear case.
7. Install the filler bolt and tighten to the
specified torque.
8. Check for oil leakage. If oil leakage is
found, check for the cause.
9. Install the final gear case cover.Recommended oil:
SAE 80 API “GL-4” Hypoid gear oil
Oil quantity:
Periodic oil change:
0.19 L
Total amount:
0.22 L
Tightening torque:
Filler bolt (final gear case):
23 Nm (2.3 m·kg)

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EBU00706
Differential gear oil
Differential gear oil measurement
1. Place the machine on a level place.
2. Remove the oil filler bolt and check the oil
level. It should be up to the brim of the
hole. If the level is low, add sufficient oil to
raise it to the specified level.CAUTION:Be sure no foreign material enters the differen-tial gear case.
3. Install the oil filler bolt and tighten it to the
specified torque.
Tightening torque:
Oil filler bolt:
23 Nm (2.3 m·kg)
1. Differential gear oil
2. Differential gear case oil filler bolt
3. Specified level
1. Huile de différentiel
2. Boulon de remplissage du carter de différentiel
3. Niveau d’huile spécifié
1. Aceite de engranajes del diferencial
2. Perno de relleno de aceite de la caja del diferencial
3. Nivel especificado