Page 328 of 450
8-55
5. Fill the differential gear case with the recom-
mended oil.CAUTION:_ Be sure no foreign material enters the differen-
tial gear case. _6. Install the differential gear oil filler bolt, and
then 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:
0.23 L
Tightening torque:
Differential gear oil filler bolt:
23 Nm (2.3 m·kgf)
U1D960.book Page 55 Wednesday, June 23, 2004 3:59 PM
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8-111
EBU00570
Cable inspection and lubrication
WARNING
Inspect cables frequently and replace if dam-
aged. Corrosion can result when the outer cov-
ering of control cables becomes damaged.
Cables can also become frayed or kinked. Op-
eration of controls could be restricted, which
could 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
U1D960.book Page 111 Wednesday, June 23, 2004 3:59 PM
Page 429 of 450
10-2
10
Starting system Electric and recoil starter
Lubrication system Wet sump
Engine oil:
Type
Recommended engine oil classification API Service SE, SF, SG type or higherModelYFM450FA
-20˚ -10˚ 0˚
10˚20˚ 30˚40˚50˚C
10W/30
15W/4020W/4020W/50
10W/40
5W/30
CAUTION:
In order to prevent clutch slippage (since the en-
gine oil also lubricates the clutch), do not mix any
chemical additives. Do not use oils with a diesel
specification of “CD” or oils of a higher quality
than specified. In addition, do not use oils labeled
“ENERGY CONSERVING II” or higher.
U1D960.book Page 2 Thursday, June 24, 2004 2:51 PM
