2012 YAMAHA TTR50 fuse

TABLE OF CONTENTS
LOCATION OF IMPORTANT
LABELS ............................................1-1
SAFETY INFORMATION .................. 2-1
DESCRIPTION .................................. 3-1
Left view .......................................... 3-1
Right view ........................................ 3-2
Controls and instruments ................3-3
INSTRUMENT AND CONTROL
FUNCTIONS....................................... 4-1
Main switch ..................................... 4-1
Handlebar switches ........................ 4-1
Speed limiter .................................. 4-2
Shift pedal ......................................4-3
Brake lever ..................................... 4-3
Brake pedal .................................... 4-3
Fuel tank cap .................................. 4-4
Fuel ................................................ 4-4
Fuel tank breather hose ................. 4-5
Fuel cock ........................................ 4-6
Starter (choke) lever ....................... 4-7
Seat ................................................ 4-7
Sidestand ....................................... 4-8
Starting circuit cut-off system ......... 4-8FOR YOUR SAFETY –
PRE-OPERATION CHECKS............. 5-1
OPERATION AND IMPORTANT
RIDING POINTS................................ 6-1
Starting and warming up a cold
engine ......................................... 6-1
Starting a warm engine .................. 6-2
Shifting ........................................... 6-2
Engine break-in .............................. 6-3
Parking ........................................... 6-4
PERIODIC MAINTENANCE AND
ADJUSTMENT................................... 7-1
Periodic maintenance chart for
the emission control system ....... 7-2
General maintenance and
lubrication chart .......................... 7-3
Checking the spark plug ................ 7-6
Engine oil ....................................... 7-7
Cleaning the air filter element ........ 7-8
Cleaning the spark arrester ......... 7-10
Adjusting the carburetor ............... 7-11
Adjusting the engine idling
speed ........................................ 7-11
Checking the throttle grip free
play ........................................... 7-12
Valve clearance ........................... 7-12
Tires ............................................. 7-13
Spoke wheels .............................. 7-14
Adjusting the clutch free play ....... 7-14Adjusting the brake lever free
play ........................................... 7-15
Adjusting the brake pedal free
play ........................................... 7-16
Checking the shift pedal ............... 7-16
Checking the front and rear brake
shoes ........................................ 7-17
Drive chain slack .......................... 7-17
Cleaning and lubricating
the drive chain .......................... 7-19
Checking and lubricating
the cables ................................. 7-19
Checking and lubricating
the throttle grip and cable ......... 7-20
Checking and lubricating
the brake lever .......................... 7-20
Checking and lubricating
the brake pedal ......................... 7-20
Checking and lubricating
the sidestand ............................ 7-21
Lubricating the swingarm pivots ... 7-21
Checking the front fork ................. 7-21
Checking the steering .................. 7-22
Checking the wheel bearings ....... 7-22
Battery .......................................... 7-23
Replacing the fuse ....................... 7-24
Supporting the motorcycle ........... 7-25
Front wheel .................................. 7-26
Rear wheel ................................... 7-27
Troubleshooting ........................... 7-29
Troubleshooting chart .................. 7-30
U1P686E0.book Page 1 Thursday, April 14, 2011 1:20 PM

DESCRIPTION
3-1
3
EAU10410
Left view
12 34 5
76
1. Fuel cock (page 4-6)
2. Throttle stop screw (page 7-11)
3. Air filter element (page 7-8)
4. Fuse (page 7-24)
5. Battery (page 7-23)
6. Engine oil drain bolt (page 7-7)
7. Shift pedal (page 4-3)U1P686E0.book Page 1 Thursday, April 14, 2011 1:20 PM

PERIODIC MAINTENANCE AND ADJUSTMENT
7-24
7
NOTICE
ECA16530
Always keep the battery charged.
Storing a discharged battery can
cause permanent battery damage.
EAU42024
Replacing the fuse The fuse is located inside the battery
coupler.
If the fuse is blown, replace it as fol-
lows.
1. Turn the key to “OFF” and turn off
all electrical circuits.
2. Remove the seat. (See page 4-7.)
3. Remove the battery cover by re-
moving the bolts.4. Disconnect the battery coupler.
5. Remove the blown fuse, and then
install a new fuse of the specified
amperage. WARNING! Do not
use a fuse of a higher amperage1. Battery coupler
2. Spare fuse
3. Fuse
32
1
1. Bolt
2. Battery
3. Battery cover
1. Battery coupler
1
U1P686E0.book Page 24 Thursday, April 14, 2011 1:20 PM

PERIODIC MAINTENANCE AND ADJUSTMENT
7-25
7rating than recommended to
avoid causing extensive dam-
age to the electrical system and
possibly a fire.
[EWA15131]
6. Connect the battery coupler.
7. Install the battery cover by install-
ing the bolts.
8. Install the seat.
9. Turn the key to “ON”.
10. If the fuse immediately blows
again, have a Yamaha dealer
check the electrical system.
EAU24350
Supporting the motorcycle Since this model is not equipped with a
centerstand, follow these precautions
when removing the front and rear
wheel or performing other maintenance
requiring the motorcycle to stand up-
right. Check that the motorcycle is in a
stable and level position before starting
any maintenance. A strong wooden
box can be placed under the engine for
added stability.
To service the front wheel
1. Stabilize the rear of the motorcycle
by using a motorcycle stand or, if
an additional motorcycle stand is
not available, by placing a jack un-
der the frame in front of the rear
wheel.
2. Raise the front wheel off the
ground by using a motorcycle
stand.
To service the rear wheel
Raise the rear wheel off the ground by
using a motorcycle stand or, if a motor-
cycle stand is not available, by placinga jack either under each side of the
frame in front of the rear wheel or under
each side of the swingarm.
Specified fuse:
10.0 A
U1P686E0.book Page 25 Thursday, April 14, 2011 1:20 PM

SPECIFICATIONS
9-2
9
Operation:
Left foot operation
Gear ratio:
1st:
3.250 (39/12)
2nd:
1.736 (33/19)
3rd:
1.217 (28/23)Chassis:Frame type:
Backbone
Caster angle:
25.50 °
Trail:
34 mm (1.3 in)Front tire:Type:
With tube
Size:
2.50-10 4PR
Manufacturer/model:
CHENG SHIN/C183ARear tire:Type:
With tube
Size:
2.50-10 4PR
Manufacturer/model:
CHENG SHIN/C183ALoading:Maximum rider weight:
40.0 kg (88 lb)
Tire air pressure (measured on cold
tires):
Front:
100 kPa (1.00 kgf/cm², 15 psi)
Rear:
100 kPa (1.00 kgf/cm², 15 psi)
Front wheel:Wheel type:
Spoke wheel
Rim size:
10x1.40Rear wheel:Wheel type:
Spoke wheel
Rim size:
10x1.40Front brake:Type:
Drum brake
Operation:
Right hand operationRear brake:Type:
Drum brake
Operation:
Right foot operationFront suspension:Type:
Telescopic fork
Spring/shock absorber type:
Coil spring
Wheel travel:
96.0 mm (3.78 in)
Rear suspension:Type:
Swingarm
Spring/shock absorber type:
Coil spring/oil damper
Wheel travel:
71.0 mm (2.80 in)Electrical system:Ignition system:
DC CDI
Charging system:
AC magnetoBattery:Model:
GT4B-5
Voltage, capacity:
12 V, 2.5 AhFuse:Fuse:
10.0 A
U1P686E0.book Page 2 Thursday, April 14, 2011 1:20 PM

INDEX
AAir filter element, cleaning ...................... 7-8BBattery .................................................. 7-23
Brake lever ............................................. 4-3
Brake lever, checking and lubricating ... 7-20
Brake lever free play, adjusting ............ 7-15
Brake pedal ............................................ 4-3
Brake pedal, checking and
lubricating ........................................... 7-20
Brake pedal free play, adjusting ........... 7-16
Brake shoes, checking ......................... 7-17CCables, checking and lubricating .......... 7-19
Carburetor, adjusting ............................ 7-11
Care ........................................................ 8-1
Clutch free play, adjusting .................... 7-14DDrive chain, cleaning and lubricating .... 7-19
Drive chain slack .................................. 7-17EEngine break-in ...................................... 6-3
Engine idling speed .............................. 7-11
Engine oil ................................................ 7-7
Engine, starting a warm .......................... 6-2
Engine stop switch.................................. 4-2FFront fork, checking .............................. 7-21
Fuel......................................................... 4-4
Fuel cock ................................................ 4-6
Fuel tank breather hose.......................... 4-5
Fuel tank cap .......................................... 4-4
Fuse, replacing ..................................... 7-24
HHandlebar switches ................................. 4-1IIdentification numbers ........................... 10-1LLabels, location .......................................1-1MMain switch ............................................. 4-1
Maintenance and lubrication, periodic..... 7-3
Maintenance, emission control system ... 7-2
Matte color, caution .................................8-1
Model label ............................................ 10-1PParking ....................................................6-4
Part locations .......................................... 3-1SSafety information ...................................2-1
Seat ......................................................... 4-7
Shifting ....................................................6-2
Shift pedal ............................................... 4-3
Shift pedal, checking ............................. 7-16
Sidestand ................................................ 4-8
Sidestand, checking and lubricating...... 7-21
Spark arrester, cleaning ........................ 7-10
Spark plug, checking ...............................7-6
Specifications .......................................... 9-1
Speed limiter ........................................... 4-2
Starter (choke) lever................................ 4-7
Starting and warming up a cold engine ... 6-1
Starting circuit cut-off system .................. 4-8
Start switch.............................................. 4-2
Steering, checking.................................7-22
Storage....................................................8-3
Supporting the motorcycle .................... 7-25Swingarm pivots, lubricating ................. 7-21
TThrottle grip and cable,
checking and lubricating ..................... 7-20
Throttle grip free play, checking............ 7-12
Tires ...................................................... 7-13
Troubleshooting .................................... 7-29
Troubleshooting chart ........................... 7-30VValve clearance .................................... 7-12
Vehicle Emission Control Information
label (For Canada).............................. 10-2
Vehicle identification number ................ 10-1WWheel bearings, checking..................... 7-22
Wheel (front) ......................................... 7-26
Wheel (rear) .......................................... 7-27
Wheels .................................................. 7-14
U1P686E0.book Page 1 Thursday, April 14, 2011 1:20 PM