oil filter YAMAHA WARRIOR 350 2003 Manuale de Empleo (in Spanish)

OPERATION ............................................6-1
Starting a cold engine ...........................6-3
Starting a warm engine .........................6-9
Warming up...........................................6-9
Drive select lever operation and
reverse driving ..................................6-11
Shifting ................................................6-15
To start out and accelerate .................6-17
To decelerate ......................................6-21
Engine break-in ...................................6-23
Parking ................................................6-27
Parking on a slope ..............................6-29
Accessories and loading .....................6-31
RIDING YOUR ATV..................................7-1
Getting to know your ATV .....................7-3
Ride with care and good
judgement ...........................................7-5
Be careful where you ride ...................7-27
Turning your ATV ................................7-39
Climbing uphill.....................................7-45
Riding downhill ....................................7-55
Crossing a slope .................................7-59
Crossing through shallow water ..........7-63
Riding over rough terrain ....................7-67
Sliding and skidding ............................7-69
67
What to do if... .................................... 7-73
What to do... ....................................... 7-73
PERIODIC MAINTENANCE AND
ADJUSTMENT ......................................... 8-1
Owner’s manual and tool kit ................. 8-3
Periodic maintenance/lubrication.......... 8-7
Engine oil ............................................ 8-15
Spark plug inspection ......................... 8-25
Air filter cleaning ................................. 8-29
Carburetor adjustment ........................ 8-33
Idle speed adjustment ........................ 8-35
Throttle lever adjustment .................... 8-37
Valve clearance adjustment ............... 8-37
Front and rear brake pad
inspection ......................................... 8-39
Inspecting the brake fluid level ........... 8-41
Brake fluid replacement ...................... 8-45
Front brake adjustment....................... 8-47
Rear brake adjustment ....................... 8-49
Parking brake adjustment ................... 8-51
Adjusting the rear brake light .............. 8-55
Clutch lever free play adjustment ....... 8-57
Drive chain slack check ...................... 8-59
Drive chain slack adjustment .............. 8-61
Lubricating the drive chain.................. 8-63
8
U5NF61.book Page 2 Wednesday, June 13, 2001 5:18 PM

5-15
CAUTION:_ Be sure to use motor oils that do not contain
anti-friction modifiers. Passenger car motor
oils (often labeled “ENERGY CONSERVING II”)
contain anti-friction additives which will cause
clutch and/or starter clutch slippage, resulting
in reduced component life and poor engine
performance.
EBU00498
Chain
Check the general condition of the chain and check
the chain slack before every ride. Lubricate and ad-
just the chain as necessary. (See pages 8-59 ~ 8-63
for details.)Oil quantity:
Total amount:
3.2 L
Periodic oil change:
2.4 L
With oil filter replacement:
2.5 L
U5NF61.book Page 15 Wednesday, June 13, 2001 5:18 PM

8-7
EBU00262
3-PERIODIC MAINTENANCE/LUBRICATION
ITEM ROUTINEINITIAL EVERY
1
month3
months6
months6
months1
year
Valves*•Check valve clearance.
•Adjust if necessary.
Spark plug•Check condition.
•Adjust gap and clean.
•Replace if necessary.Air filter element•Clean.
•Replace if necessary.Every 20~40 hours
(More often in wet or dusty areas.)
Carburetor*•Check idle speed/starter operation.
•Adjust if necessary.Crankcase breather
system*•Check breather hose for cracks or damage.
•Replace if necessary.Exhaust system*•Check for leakage.
•Tighten if necessary.
•Replace gasket(s) if necessary.Fuel line*•Check fuel hose for cracks or damage.
•Replace if necessary.Engine oil•Replace. (Warm engine before draining.)Engine oil filter element•Clean.
•Replace if necessary.Engine oil strainer•Clean.Drive chain•Check and adjust slack/alignment/clean/lube.Brakes*•Check operation/fluid leakage/See NOTE page 8-8.
•Correct if necessary.Clutch*•Check operation.
•Adjust if necessary.Wheels*•Check balance/damage/runout.
•Replace if necessary.U5NF61.book Page 7 Wednesday, June 13, 2001 5:18 PM

8-17 1. Drain bolt 2. O-ring
3. Compression spring 4. Oil strainer
1. Boulon de vidange 2. Joint torique
3. Ressort de compression 4. Crépine à huile
1. Perno de drenaje 2. Junta tórica
3. Muelle de compresión 4. Tamiz de aceite
Engine oil replacement and oil filter element
cleaning
1. Place the machine on a level surface.
2. Warm up the engine for several minutes and
stop it.
3. Place a container under the engine.
4. Remove the dipstick, and then remove the
drain bolt to drain the oil.CAUTION:_ When removing the drain bolt, the compres-
sion spring, oil strainer and O-ring will fall out.
Take care not to lose these parts. _
U5NF61.book Page 17 Wednesday, June 13, 2001 5:18 PM

8-19 1. Oil filter cover 2. Bolt (× 3)
3. Oil filter 4. O-ring
1. Couvercle du filtre à huile 2. Boulon (× 3)
3. Filtre à huile 4. Joint torique
1. Tapa del filtro de aceite 2. Perno (× 3)
3. Filtro de aceite 4. Junta tórica
5. Remove the oil filter cover by removing the
bolts and then remove the oil filter element.
6. Clean the oil strainer and oil filter element
with solvent.
7. Check the O-ring for damage and replace it if
damaged.
8. Install the oil filter element, and O-ring.
9. Install the oil filter cover by installing the bolts.
10. Install the oil strainer, compression spring
and drain bolt. Tighten the drain bolt and oil
filter cover bolts to the specified torques.CAUTION:_ Before installing the drain bolt, be sure to in-
stall the O-ring, compression spring and oil
strainer. _11. Fill the engine with oil, and then install the
dipstick. Tightening torques:
Drain bolt (engine):
32 Nm (3.2 m·kgf)
Filter cover bolt:
10 Nm (1.0 m·kgf)
U5NF61.book Page 19 Wednesday, June 13, 2001 5:18 PM

8-21
CAUTION:
Be sure no foreign material enters the crank-
case. 12. Warm up the engine for several minutes at
idle speed. Check for oil leakage while warm-
ing up.CAUTION:
If oil leakage is found, stop the engine immedi-
ately and check for the cause. Recommended oil:
See page 10-2.
Oil quantity:
Periodic oil change:
2.4 L
With oil filter replacement:
2.5 L
Total amount:
3.2 L
U5NF61.book Page 21 Wednesday, June 13, 2001 5:18 PM

8-31 1. Unlock
1. Déverrouiller
1. Levántelo
1. Element retaining plate 2. Guide
3. Air filter element
1. Plaquette de retenue d’élément 2. Guide
3.Élément du filtre à air
1. Placa de retención del elemento 2. Guía
3. Elemento del filtro de air
6. Inspect the air filter element. If damaged, re-
place it.
7. Apply SAE 10W30 motor oil to the air filter el-
ement.NOTE:_ The element should be wet but not dripping. _8. Apply all-purpose grease to the air filter ele-
ment seat.
9. Install the air filter element on the guide.
10. Install the air filter element assembly and
parts removed for access.NOTE:_ The air filter element should be cleaned every 20–
40 hours. It should be cleaned and lubricated more
often if the machine is operated in extremely dusty
areas. Each time air filter element maintenance is
performed, check the air inlet to the filter case for
obstructions. Check the air cleaner rubber joint to
the carburetor and manifold fittings for an airtight
seal. Tighten all fittings securely to avoid the pos-
sibility of unfiltered air entering the engine.
U5NF61.book Page 31 Wednesday, June 13, 2001 5:18 PM

10-3
Quantity:
Periodic oil change (engine oil)
Periodic oil change
(engine oil with oil filter replacement)
Total amount2.4 L
2.5 L
3.2 L
Air filter: Wet type element
Fuel:
Type
Tank capacity
Reserve amountREGULAR UNLEADED GASOLINE ONLY
9.0 L
1.9 L
Carburetor:
Type/manufacturer BTM36SH / MIKUNI
Spark plug:
Type/manufacturer
GapDR8EA / NGK
0.6 ~ 0.7 mm
Clutch:
Type
OperationWet, Multiple-disc
Left hand operation
Transmission:
Primary reduction system
Primary reduction ratio
Secondary reduction system
Secondary reduction ratio
Transmission type
OperationSpur gear
76/24 (3.166)
Chain drive
40/13 (3.076)
Constant mesh, 6-speed forward, 1-speed reverse
Left foot operation MODEL YFM350X
U5NF61.book Page 3 Wednesday, June 13, 2001 5:18 PM