torque YAMAHA WARRIOR 350 2001 Manuale de Empleo (in Spanish)

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c. The length of the spring (installed) chang-
es 1 mm per turn of the adjusting ring.CAUTION:Never attempt to turn the adjusting ring be-yond the maximum or minimum settings.
d. Tighten the locknut to the specified
torque. Measurement “A”:
Installed length:
Standard:
228.5 mm
Minimum (Hard):
220.5 mm
Maximum (Soft):
235.5 mm
Tightening torque:
55 Nm (5.5 m·kg)
A. Spring length
A. Longueur du ressort
A. Longitud del muelle

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CAUTION:Always tighten the locknut against the spring
adjusting ring, and then torque it to specifica-tions.
2. Adjust damping force as follows.
Turn the adjusting screw in direction a to
increase damping force and in direction b
to decrease damping force.CAUTION:Never attempt to turn an adjusting mecha-
nism beyond the maximum or minimum set-tings. Standard: 15 clicks out*
Minimum (Soft): 20 clicks out*
Maximum (Hard): Fully turned-in position
*From the fully turned-in position
1. Damping adjusting screw
a. To increase b. To decrease
1. Vis de réglage d’amortissement
a. Pour diminuer. b. Pour augmenter.
1. Tornillo de ajuste de amortiguamiento
a. Para disminuya b. Para aumenta

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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.
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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.
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Lights
Check the headlight and taillight to make sure
they are in working condition. Repair as neces-
sary for proper operation.
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Switches
Check the operation of the headlight switch,
engine stop switch and any other switches. Re-
pair as necessary for proper operation.

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1. Owner’s manual
2. Low-pressure tire gauge
3. Tool kit
1. Manuel du propriétaire
2. Manomètre basse pression pour pneus
3. Trousse à outils
1. Manual del propietario
2. Manómetro de baja presión
3. Equipo de herramientas
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Owner’s manual and tool kit
You are recommended to put this owner’s
manual and low-pressure tire gauge in the vi-
nyl bag and always carry them along with the
owner’s tool kit under the seat. The service in-
formation included in this manual is intended
to provide you, the owner, with the necessary
information for completing your own preven-
tive maintenance and minor repairs. 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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1. Oil filter cover 2. Oil filter
3. O-ring
1. Couvercle du filtre à huile 2. Filtre à huile
3. Joint torique
1. Tapa del filtro de aceite 2. Filtro de aceite
3. Junta tórica
5. Remove the oil filter cover and oil filter.
6. Clean the oil strainer and oil filter with sol-
vent.
7. Check the O-ring for damage and replace
it if necessary.
8. Install the oil filter, O-ring, oil filter cover,
oil strainer, compression spring and drain
bolt. Tighten the drain bolt to the specified
torque.
CAUTION:

Before installing the drain bolt, be sure to in-
stall the O-ring, compression spring and oil
strainer.
9. Fill the engine with oil, and then install the
dipstick. Tightening torque:
Drain bolt (engine):
32 Nm (3.2 m·kg)
Filter cover bolt:
10 Nm (1.0 m·kg)

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Oil pressure check
1. Put a cloth around the cylinder.
2. Slightly loosen the oil gallery bolt in the
cylinder head.
3. Start the engine and keep it idling until oil
begins to seep from the oil gallery. If no oil
comes out after one minute, turn the en-
gine off so it will not seize and find the
cause.
4. Start the engine, and then check the oil
pressure.
5. After checking, tighten the oil gallery bolt
to the specified torque.CAUTION:Be sure to check the oil pressure after replac-ing the engine oil. Tightening torque:
Oil gallery bolt:
7 Nm (0.7 m·kg)
1. Oil gallery bolt
1. Boulon de rampe de graissage
1. Perno del conducto de aceite

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a. Spark plug gap
a. Écartement des électrodes
a. Separación entre electrodos de la bujía
Before installing the spark plug, measure the
electrode gap with a feeler gauge and adjust to
specification.
When installing the spark plug, always clean
the gasket surface and use a new gasket. Wipe
off any grime from the threads and tighten to
the specified torque.Spark plug gap:
0.6 ~ 0.7 mm
Tightening torque:
Spark plug:
17.5 Nm (1.75 m·kg)

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1. Locknut 2. Adjusting bolt
1. Contre-écrou 2. Boulon de réglage
1. Contratuerca 2. Perno de ajuste
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Parking brake adjustment
Parking brake adjustment may be required if
the parking brake does not hold properly.
1. Fully loosen the parking brake cable ad-
justing bolt and locknut on the left lever
holder.
2. Loosen the locknut and adjusting bolt on
the rear brake caliper.
3. Screw in the adjusting bolt by hand until it
feels tight, then screw it out 1/4 turn.
Tighten the locknut to the specified
torque.CAUTION:When tightening the locknut, hold the adjust-
ing bolt with a wrench so that the adjustingbolt does not turn together with the locknut.Tightening torque:
16 Nm (1.6 m·kg)
1. Locknut 2. Adjusting bolt
1. Contre-écrou 2. Boulon de réglage
1. Contratuerca 2. Perno de ajuste

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1. Upper wheel hub nut 2. Lower wheel hub nut
1. Écrou supérieur de moyeu de roue
2. Écrou inférieur de moyeu de roue
1. Tuerca superior del buje de la rueda
2. Tuerca inferior del buje de la rueda
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Drive chain slack adjustment
1. Loosen the rear wheel hub nuts.
2. Loosen the adjuster locknuts on each side.
To tighten the chain, turn the chain adjust-
er clockwise. To loosen the chain, turn the
adjuster counterclockwise and push the
wheel forward. Turn each adjuster exactly
the same amount to maintain correct axle
alignment.
There are marks on each side of the swingarm
and on each chain adjuster. Use them to check
for proper alignment.
3. After adjusting, be sure to tighten the lock-
nuts and the wheel hub nuts.
Tightening torque:
Upper wheel hub nut:
120 Nm (12.0 m·kg)
Lower wheel hub nut:
60 Nm (6.0 m·kg)
1. Locknut 2. Adjusting bolt 3. Alignment marks
1. Contre-écrou 2. Boulon de réglage
3. Repères d’alignement
1. Contratuerca 2. Perno de ajuste
3. Marcas de alineación

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Wheel installation
When installing the wheels, reverse the remov-
al procedure.NOTE:The arrow mark on the tire must point to-ward the rotating direction of the wheel.
Tighten the wheel nuts to the specified torque.
Wheel nut torque:
Front: 45 Nm (4.5 m·kg)
Rear: 45 Nm (4.5 m·kg)
1. Arrow mark
1. Flèche
1. Flecha