Page 13 of 104
DESCRIPTION
2-1
2
EAU10410
Left view
1 2 3 4,5 7
6
8910
1. Air filter element (page 6-17)
2. Idle adjusting screw (page 6-18)
3. Seat lock (page 3-18)
4. Main fuse (page 6-34)
5. Fuse box (page 6-34)
6. Owner’s tool kit (page 6-2)
7. Storage compartment (page 3-19)
8. Shift pedal (page 3-13) 9. Engine oil filter cartridge (page 6-10)
10.Engine oil drain bolt (page 6-10)
U20SE3E0.book Page 1 Monday, April 23, 2012 10:47 AM
Page 14 of 104
DESCRIPTION
2-2
2
EAU10420
Right view
123 45
6789
10
11
1. Helmet holder (page 3-18)
2. Battery (page 6-33)
3. Rear brake fluid reservoir (page 6-25)
4. Engine oil filler cap (page 6-10)
5. Radiator cap (page 6-13)
6. Coolant reservoir (page 6-13)
7. Coolant drain bolt (page 6-14)
8. Engine oil dipstick (page 6-10) 9. Brake pedal (page 3-14)
10.Rear brake light switch (page 6-24)
11.Shock absorber assembly sp
ring preload adjusting ring (page 3-20)U20SE3E0.book Page 2 Monday, April 23, 2012 10:47 AM
Page 56 of 104

PERIODIC MAINTENANCE AND ADJUSTMENT
6-11
65. If the engine oil is at or below the
minimum level mark, remove the
oil filler cap, and then add sufficient
oil of the recommended type to
raise it to the correct level. 6. Insert and tighten the engine oil
dipstick, and then install and tight-
en the oil filler cap.
To change the engine oil (with or
without oil filter cartridge replace-
ment) 1. Remove cowling A. (See page 6-8.)
2. Start the engine, warm it up for several minutes, and then turn it
off.
3. Place an oil pan under the engine to collect the used oil.
4. Remove the engine oil filler cap, the engine oil drain bolt and its
gasket to drain the oil from the
crankcase.
TIPSkip steps 5–7 if the oil filter cartridge is
not being replaced.5. Remove the oil filter cartridge withan oil filter wrench.
1. Engine oil dipstick
2. Maximum level mark
3. Minimum level mark
1. Engine oil filler cap
1
2
3
1
1. Engine oil drain bolt
2. Gasket
1. Oil filter cartridge
2. Oil filter wrench
1
2
1
2
U20SE3E0.book Page 11 Monday, April 23, 2012 10:47 AM
Page 57 of 104

PERIODIC MAINTENANCE AND ADJUSTMENT
6-12
6
TIPAn oil filter wrench is available at a
Yamaha dealer.6. Apply a thin coat of clean engine oil to the O-ring of the new oil filter
cartridge.TIPMake sure that the O-ring is properly
seated.7. Install the new oil filter cartridgewith an oil filter wrench, and then
tighten it to the specified torque
with a torque wrench. 8. Install the engine oil drain bolt and
its new gasket, and then tighten
the bolt to the specified torque.
9. Refill with the specified amount of the recommended engine oil, and
then install and tighten the oil filler
cap.
TIPBe sure to wipe off spilled oil on any
parts after the engine and exhaust sys-
tem have cooled down.NOTICE
ECA11620
●
In order to prevent clutch slip-
page (since the engine oil also
lubricates the clutch), do not
mix any chemical additives. Do
not use oils with a diesel speci-
fication of “CD” or oils of a high-
er quality than specified. In
addition, do not use oils labeled
“ENERGY CONSERVING II” or
higher.
●
Make sure that no foreign mate-
rial enters the crankcase.
1. O-ring
1. Torque wrench
Tightening torque:Oil filter cartridge:17 Nm (1.7 m·kgf, 12 ft·lbf)
Tightening torque: Engine oil drain bolt:
43 Nm (4.3 m·kgf, 31 ft·lbf)
1
Recommended engine oil:See page 8-1.
Oil quantity: Without oil filter cartridge replace-
ment: 2.50 L (2.64 US qt, 2.20 Imp.qt)
With oil filter cartridge replacement:
2.80 L (2.96 US qt, 2.46 Imp.qt)
U20SE3E0.book Page 12 Monday, April 23, 2012 10:47 AM
Page 60 of 104

PERIODIC MAINTENANCE AND ADJUSTMENT
6-15
65. Remove the coolant reservoir
breather hose from the guide, and
then remove the coolant reservoir
cap.
6. Remove the coolant reservoir cov- er and coolant reservoir by remov-
ing the bolts. 7. Drain the coolant from the coolant
reservoir by turning it upside down.
8. Remove the coolant drain bolt and its gasket to drain the cooling sys-
tem. 9. After the coolant is completely
drained, thoroughly flush the cool-
ing system with clean tap water.
10. Install the coolant drain bolt and its new gasket, and then tighten the
bolt to the specified torque.
11. Install the coolant reservoir and its cover by placing them in the origi-
nal position, and then installing the
bolts.
12. Pour the specified amount of the recommended coolant into the ra-
diator and reservoir.
1. Coolant reservoir cap
2. Coolant reservoir breather hose
3. Guide
3
1
2
1. Bolt
2. Coolant reservoir cover
3. Coolant reservoir
1. Coolant drain bolt
2. Gasket
23
1
2
1
Tightening torque:
Coolant drain bolt:10 Nm (1.0 m·kgf, 7.2 ft·lbf)
U20SE3E0.book Page 15 Monday, April 23, 2012 10:47 AM