recommended oil YAMAHA YFM400F 2001 Manuale de Empleo (in Spanish)

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Engine oil
Make sure the engine oil is at the specified lev-
el. Fill with oil as necessary. (See pages 8-31 ~
8-41 for details.)
-20°
-10°0°10°20°30°40°
50°C
5W/30
10W/30
10W/40
20W/50
15W/4020W/40
Recommended oil:
Recommended engine oil classification:
API Service SE, SF, SG type or higher

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Final gear oil
Make sure the final gear oil is at the specified
level. Add oil as necessary. (See pages 8-41 ~
8-45 for details.)
If desired, an SAE 80W90 hypoid gear oil may
be used for all conditions.
NOTE:

GL-4 is a quality and additive rating, GL-5 or
GL-6 rated hypoid gear oils may also be used.Recommended oil:
SAE 80 API GL-4 Hypoid gear oil

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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.)
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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.Recommended oil:
SAE 80 API GL-4 Hypoid gear oil

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8-8
* It is recommended that these items be serviced by a Yamaha dealer.NOTE:

Recommended brake fluid: DOT 4
Brake fluid replacement:
1. When disassembling the master cylinder or caliper cylinder, replace the brake fluid. Normally
check the brake fluid level and add fluid as required.
2. On the inner parts of the master cylinder and caliper cylinder, replace the oil seals every two
years.
3. Replace the brake hoses every four years, or if cracked or damaged.
V-belt*

• Check operation.
• Check for cracks or damage every 12 months or
2,400 km whichever comes first.

Wheels*

• Check balance/damage/runout.
• Repair if necessary.

Wheel bearing*

• Check bearing assemblies for looseness/damage.
• Replace if damaged.

Front and rear
suspension*

• Check operation.
• Correct if necessary.

Steering system*

• Check operation/Replace if damaged.
• Check toe-in/Adjust if necessary.

Front axle boots*
• Check operation.
• Replace if damaged.
Fittings and Fasteners*
• Check all chassis fittings and fasteners.
• Correct if necessary.
ITEM ROUTINEINITIAL EVERY
1
month3
months6
months6
months1
year

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9. Fill the engine with sufficient oil to reach
the specified level. Install the dipstick and
tighten it.CAUTION:l
Do not put in any chemical additives. En-
gine oil also lubricates the clutch and ad-
ditives could cause clutch slippage.
l
Be sure no foreign material enters thecrankcase. Recommended oil:
See page 10-2.
Oil quantity:
Total amount:
2.6 L
Periodic oil change:
2.3 L
With oil filter replacement:
2.4 L

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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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5. Fill the differential gear case with oil.CAUTION:Be sure no foreign material enters the differen-tial gear case.
6. Install the filler bolt and tighten it to the
specified torque.
7. Check for oil leakage. If oil leakage is
found, check for the cause. Recommended oil:
SAE 80 API “GL-4” Hypoid gear oil
Oil quantity:
Periodic oil change:
0.35 L
Total amount:
0.42 L

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Cable inspection and lubrication
WARNING
Inspect cables frequently and replace if dam-
aged. Corrosion can result when the outer
covering of control cables becomes damaged.
Cables can also become frayed or kinked. Op-
eration of controls could be restricted, whichcould cause an accident or injury.
Lubricate the inner cables and the cable ends.
If the cables do not operate smoothly, ask a
Yamaha dealer to replace them.
Recommended lubricant:
Engine oil

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10-2
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10
101010101010101010101

Engine oil:
Type
-20°
-10°0°10°20°30°40°
50°C
5W/30
10W/30
10W/40
20W/5020W/4015W/40

Recommended engine oil classification: API Service SE, SF, SG type or higher
Quantity:
Periodic oil change
With oil filter replacement
Total amount2.3 L
2.4 L
2.6 L Model YFM400FA / YFM400FWAN
CAUTION
:
Be sure to use motor oils that do not contain anti-
friction modifiers. Passenger car motor oils (often
labeled “Energy Conserving”) contain anti-friction
additives which will cause clutch and/or starter
clutch slippage, resulting in reduced componentlife and poor engine performance.