Periodic maintenance an d a djustment
6-11
6
To chan
ge the en gine oil an d clean
the oil strainer 1. Start the engine, warm it up for several minutes, and then turn it
off.
2. Place an oil pan under the engine to collect the used oil.
3. Remove the engine oil filler cap and engine oil drain bolts A and B
to drain the oil from the crankcase.
NOTICE: When removin g the
en gine oil drain bolt B, the O-
rin g, compression sprin g, an d
oil strainer will fall out. Take
care not to lose these parts.
[ECAT1022]
4. Clean the engine oil strainer with solvent, and then check it for
damage and replace it if neces-
sary.
5. Install the engine oil strainer, com- pression spring, new O-ring and
engine oil drain bolt B.TIPMake sure that the O-ring is properly
seated.
6. Install engine oil drain bolt A andits new gasket, and then tighten
both drain bolts to their specified
torques.
7. 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
ECA11621
In or der to prevent clutch slip-
pa ge (since the en gine oil also
lu bricates the clutch), do not
1. Engine oil drain bolt A
2. Gasket
3. Oil strainer
4. Compression spring
5. O-ring
6. Engine oil drain bolt B
1
3456
2
Ti ghtenin g torque:
Engine oil drain bolt A: 20 Nm (2.0 m·kgf, 14 ft·lbf)
Engine oil drain bolt B:
32 Nm (3.2 m·kgf, 23 ft·lbf)
Recommen ded en gine oil:
See page 8-1.
Oil quantity: 0.90 L (0.95 US qt, 0.79 Imp.qt)
U2DSE0E0.book Page 11 Thursday, March 19, 2015 10:34 AM
Specifications
8-1
8
Dimensions:Overall length:1955 mm (77.0 in)
Overall width:
740 mm (29.1 in)
Overall height: 1115 mm (43.9 in)
Seat height: 765 mm (30.1 in)
Wheelbase:
1350 mm (53.1 in)
Ground clearance: 135 mm (5.31 in)
Minimum turning radius: 2000 mm (78.7 in)Wei ght:Curb weight:
127 kg (280 lb)Engine:Engine type:
Liquid cooled 4-stroke, SOHC
Cylinder arrangement: Single cylinder
Displacement: 125 cm3
Bore × stroke:
52.0 × 58.7 mm (2.05 × 2.31 in)
Compression ratio: 11.2 : 1
Starting system: Electric starter
Lubrication system:
Wet sump
Engine oil:Recommended brand:
YAMALUBE
Type:
SAE 10W-40 or 20W-40
Recommended engine oil grade: API service SG type or higher, JASO
standard MA or MB
Engine oil quantity: Periodic oil change:
0.90 L (0.95 US qt, 0.79 Imp.qt)Final transmission oil:Type:YAMALUBE 10W-40 or SAE 10W-30 type SE motor oil
Quantity: 0.15 L (0.16 US qt, 0.13 Imp.qt)Coolant quantity:Coolant reservoir (up to the maximum level
mark):
0.25 L (0.26 US qt, 0.22 Imp.qt)
Radiator (including all routes): 0.46 L (0.49 US qt, 0.40 Imp.qt)
Air filter:Air filter element:Oil-coated paper elementFuel:Recommended fuel:Regular unleaded gasoline (Gasohol (E10)
acceptable)
Fuel tank capacity: 6.6 L (1.74 US gal, 1.45 Imp.gal)Fuel injection:Throttle body:
ID mark:2DS1 00Spark plu g(s):Manufacturer/model:
NGK/CPR8EA-9
Spark plug gap: 0.8–0.9 mm (0.031–0.035 in)Clutch:Clutch type:Dry, centrifugal automaticTransmission:Primary reduction ratio:
1.000
Final drive: Gear
Secondary reduction ratio: 10.208 (56/16 x 35/12)
Transmission type:
V-belt automaticChassis:Frame type:Underbone
010305070 90110
130 ˚F
-20 -10 0 10 20 3040
50 ˚C
SAE 10W-40
SAE 20W-40
U2DSE0E0.book Page 1 Thursday, March 19, 2015 10:34 AM
