
For your safety – pre-operation checks
5-1
5
EAU63440
Inspect your vehicle each time you use it to make sure the vehicle is in safe oper-
ating condition. Always follow the inspection and maintenance procedures and
schedules described in the Owner’s Manual.
WARNING
EWA11152
Failure to inspect or maintain the vehicle properly increases the possibility
of an acci dent or equipment d amage. Do not operate the vehicle if you fin d
any pro blem. If a pro blem cannot be correcte d b y the proce dures provi ded
in this manual, have the vehicle inspecte d b y a Yamaha dealer.
Before using this vehicle, check the following points:
ITEM CHECKSPAGE
Fuel • Check fuel level in fuel tank.
• Refuel if necessary.
• Check fuel line for leakage.
• Check fuel tank overflow hose for obstructions, cracks
or damage, and check hose connection. 4-18,
4-19
En gine oil • Check oil level in engine.
• If necessary, add recommended oil to specified level.
• Check vehicle for oil leakage. 7-9
Final transmission oil • Check vehicle for oil leakage. 7-12
Coolant • Check coolant level in reservoir.
• If necessary, add recommended coolant to specified
level.
• Check cooling system for leakage. 7-13
Front brake • Check operation.
• If soft or spongy, have Yamaha dealer bleed hydraulic
system.
• Check brake pads for wear.
• Replace if necessary.
• Check fluid level in reservoir.
• If necessary, add specified brake fluid to specified level.
• Check hydraulic system for leakage. 7-22,
7-23, 7-23
Rear brake • Check operation.
• If soft or spongy, have Yamaha dealer bleed hydraulic
system.
• Check brake pads for wear.
• Replace if necessary.
• Check fluid level in reservoir.
• If necessary, add specified brake fluid to specified level.
• Check hydraulic system for leakage. 7-22,
7-23, 7-23
Throttle grip • Make sure that operation is smooth.
• Check throttle grip free play.
• If necessary, have Yamaha dealer adjust throttle grip
free play and lubricate cable and grip housing. 7-18,
7-26
UB74E0E0.book Page 1 Tuesday, May 2, 2017 1:04 PM

Periodic maintenance an d a djustment
7-10
7
4. If the engine oil is below the mini-
mum level mark, add sufficient oil
of the recommended type to raise
it to the correct level.
To chan ge the en gine oil (with or
without oil filter element replace-
ment) 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 its O-ring, and then remove
the engine oil drain bolt and its
gasket to drain the oil from the
crankcase.
4. Check the O-ring for damage, and replace it if necessary.
TIP
Skip steps 5–7 if the oil filter element is
not being replaced.
5. Remove the oil filter element coverby removing the bolts.
6. Remove and replace the oil filter element and O-ring.
1. Engine oil filler cap
2. O-ring
1
2
1. Engine oil drain bolt
2. Gasket
1. Bolt
2. Oil filter element cover
12
2
1
UB74E0E0.book Page 10 Tuesday, May 2, 2017 1:04 PM

Periodic maintenance an d a djustment
7-11
7 7. Install the oil filter element cover
by installing the bolts, then tight-
ening them to the specified
torque.TIP
Make sure that the O-ring is properly
seated.
8. Install the engine oil drain bolt andits new gasket, and then tighten
the bolt to the specified torque.
9. Refill with the specified amount of the recommended engine oil.
TIP
Be sure to wipe off spilled oil on any
parts after the engine and exhaust sys-
tem have cooled down.
NOTICE
ECA24060
Make sure that no forei gn material
enters the crankcase.
10. Install and tighten the oil filler cap and its O-ring.
11. Start the engine, and then let it idle for several minutes while checking
it for oil leakage. If oil is leaking,
immediately turn the engine off
and check for the cause.
12. Turn the engine off, and then check the oil level and correct it if
necessary.1. Oil filter element
2. O-ring
Tightenin g torque:
Oil filter element cover bolt: 10 N·m (1.0 kgf·m, 7.2 lb·ft)
Ti ghtenin g torque:
Engine oil drain bolt:
20 N·m (2.0 kgf·m, 14 lb·ft)
Recommen ded en gine oil:
See page 9-1.
Oil quantity: Oil change:
1.50 L (1.59 US qt, 1.32 Imp.qt)
With oil filter removal: 1.60 L (1.69 US qt, 1.41 Imp.qt)
1
2
UB74E0E0.book Page 11 Tuesday, May 2, 2017 1:04 PM

Periodic maintenance an d a djustment
7-12
7
EAU20067
Final transmission oil
The final transmission case must be
checked for oil leakage before each
ride. If any leakage is found, have a
Yamaha dealer check and repair the scooter. In addition, the final transmis-
sion oil must be changed as follows at
the intervals specified in the periodic
maintenance and lubrication chart. 1. Start the engine, warm up the final transmission oil by riding the
scooter for several minutes, and
then stop the engine.
2. Place the scooter on the center- stand.
3. Place an oil pan under the final transmission case to collect the
used oil.
4. Remove the final transmission oil filler cap and its O-ring from the fi-
nal transmission case.
5. Remove the final transmission oil drain bolt and its gasket to drain
the oil from the final transmission
case. 6. Install the final transmission oil
drain bolt and its new gasket, and
then tighten the bolt to the speci-
fied torque.
7. Refill with the specified amount of the recommended final transmis-
sion oil. WARNING! Make sure
that no forei gn material enters
the final transmission case.
Make sure that no oil gets on
the tire or wheel.
[EWA11312]
8. Install the final transmission oil fill- er cap and its new O-ring, and
then tighten the oil filler cap.
9. Check the final transmission case for oil leakage. If oil is leaking,
check for the cause.
1. Final transmission oil filler cap
2. O-ring
1
2
1. Final transmission oil drain bolt
2. Gasket
Tightenin g torque:
Final transmission oil drain bolt: 20 N·m (2.0 kgf·m, 14 lb·ft)
Recommen ded final transmission
oil: See page 9-1.
Oil quantity: 0.20 L (0.21 US qt, 0.18 Imp.qt)
12
UB74E0E0.book Page 12 Tuesday, May 2, 2017 1:04 PM

Specifications
9-1
9
Dimensions:
Overall length:2185 mm (86.0 in)
Overall width:
775 mm (30.5 in)
Overall height: 1415/1465 mm (55.7/57.7 in)
Seat height: 795 mm (31.3 in)
Wheelbase:
1540 mm (60.6 in)
Ground clearance: 135 mm (5.31 in)
Minimum turning radius: 2.6 m (8.53 ft)
Wei ght:
Curb weight:
179 kg (395 lb)
Engine:
Combustion cycle:
4-stroke
Cooling system:
Liquid cooled
Valve train: SOHC
Number of cylinders: Single cylinder
Displacement:
292 cm³
Bore × stroke:
70.0 × 75.9 mm (2.76 × 2.99 in)
Compression ratio: 10.9 : 1
Starting system:
Electric starter
Lubrication system: Wet sump
Engine oil:
Recommended brand:
YAMALUBE
SAE viscosity grades: 10W-40
Recommended engine oil grade: API service SG type or higher, JASO
standard MA or MB
Engine oil quantity: Oil change:1.50 L (1.59 US qt, 1.32 Imp.qt)
With oil filter removal: 1.60 L (1.69 US qt, 1.41 Imp.qt)
Final transmission oil:
Type:Motor oil SAE 10W-30 type SE or higher or
Gear oil SAE 85W GL-3
Quantity: 0.20 L (0.21 US qt, 0.18 Imp.qt)
Coolant quantity:
Coolant reservoir (up to the maximum level
mark):
0.18 L (0.19 US qt, 0.16 Imp.qt)
Radiator (including all routes): 1.10 L (1.16 US qt, 0.97 Imp.qt)
Air filter:
Air filter element:
Oil-coated paper element
Fuel:
Recommended fuel:Regular unleaded gasoline (Gasohol [E10]
acceptable)
Fuel tank capacity: 13 L (3.4 US gal, 2.9 Imp.gal)
Fuel reserve amount: 2.4 L (0.63 US gal, 0.53 Imp.gal)
Fuel injection:
Throttle body:ID mark:
B741 00
Spark plu g(s):
Manufacturer/model:
NGK/LMAR8A-9
Spark plug gap:
0.8–0.9 mm (0.031–0.035 in)
Clutch:
Clutch type:Dry, centrifugal, shoe
Drivetrain:
Primary reduction ratio:1.000
Final drive: Belt
Secondary reduction ratio:
7.590 (48/18 x 37/13)
Transmission type: V-belt automatic
Chassis:
Frame type:
Underbone
Caster angle: 26.5 °
UB74E0E0.book Page 1 Tuesday, May 2, 2017 1:04 PM