2006 YAMAHA TTR50 fuel

3 - 30
INSPADJBATTERY INSPECTION AND CHARGING/
FUSE INSPECTION
6. Install:
Battery
 Battery band
7. Check: Battery terminals
Dirt → Clean with a wire brush.
Loose connection → Connect properly.
8. Lubricate: Battery terminal
9. Connect: Battery lead coupler
(to the battery terminals)
10. Install:
Battery cover
 Seat assembly
Recommended lubricant:
Lithium soap base grease
FUSE INSPECTION
CAUTION:
To avoid a short circuit, always set the
main switch to “OFF ” when checking or
replacing a fuse.
1. Remove:
Seat assembly
 Battery cover
Refer to “FRONT FENDER, SEAT
ASSEMBLY AND FUEL TANK ” section in
the CHAPTER 4.
2. Disconnect: Battery lead coupler 1
(from the battery terminals)
NOTE:
Push down on the tab a, and then remove the
battery lead coupler.
1
a

4 - 1
ENGFRONT FENDER, SEAT ASSEMBLY AND FUEL TANK
EC400000
ENGINE
EC4R0000
FRONT FENDER, SEAT ASSEMBLY AND FUEL TANK
Extent of removal:1 Front fender removal
2 Seat removal
3 Battery removal
4 Fuel tank removal
5 Air filter case removal
6 Bottom cover removal
Extent of removal Order Part name Q ’ty Remarks
FRONT FENDER, SEAT
ASSEMBLY AND FUEL TANK
REMOVAL
Preparation for removal Turn the fuel cock to “OFF ”.
1 Front fender 1
2 Seat assembly 1
3 Air scoop (left and right) 2
4 Battery cover 1
5 Battery coupler 1 Disconnect.
6 Battery band 1
7 Battery rubber cover 1
8 Battery 1
9 Fitting band 1
10 Fuel hose 1 Remove on fuel tank side.
1
2
3
43
4
5
5

4 - 2
ENGFRONT FENDER, SEAT ASSEMBLY AND FUEL TANK
Extent of removal Order Part name Q’ty Remarks
11 Bolt (fuel tank) 2
12 Fuel tank 1
13 Air filter case cover 1
14 Air filter element 1
15 Air filter case 1
16 Bottom cover 1
4
5
6

4 - 3
ENGMUFFLER
MUFFLER
Extent of removal: 1 Muffler removal
Extent of removal Order Part name Q ’ty Remarks
MUFFLER REMOVAL
Preparation for removal Seat assembly Refer to “FRONT FENDER, SEAT
ASSEMBLY AND FUEL TANK ” section.
1 Bolt (spark arrester) 3
2 Spark arrester 1
3 Nut (muffler) 2
4 Bolt (muffler) 1
5 Muffler 1
1

4 - 4
ENG
CARBURETOR
2
1
6
6
3
8
9 5
47
New
New
T R..7 Nm (0.7 m
•
kg, 5.1 ft • Ib)
New
T R..2 Nm (0.2 m •
kg, 1.4 ft • Ib)
Extent of removal: 1 Carburetor removal
Extent of removal Order Part name Q ’ty Remarks
CARBURETOR REMOVAL
Preparation for removal Fuel tank Refer to “FRONT FENDER, SEAT
ASSEMBLY AND FUEL TANK ” section.
1 Clamp (air filter joint) 1 Loosen the screw (air filter joint).
2 Carburetor heater lead connector 2
3 Air vent hose 1
4 Fuel hose 1
5 Carburetor assembly 1
6O-ring 2
7 Joint 1
8 Carburetor top 1
9 Starter plunger assembly 1
1
CARBURETOR

4 - 5
ENGCARBURETOR
EC468000
CARBURETOR DISASSEMBLY
Extent of removal:1 Carburetor disassembly
Extent of removal Order Part name Q ’ty Remarks
CARBURETOR DISASSEMBLY
1 Throttle valve 1
2 Throttle cable 1
3 Spring 1
4 Clip 1
5 Gasket 1
6 Carburetor top cover 1
7 Jet needle assembly 1
8 Starter plunger assembly 1
9 Starter cable 1
0 Carburetor overflow hose 1
A Fuel drain screw 1
B Float chamber 1
1

4 - 6
ENGCARBURETOR
Extent of removal Order Part name Q’ty Remarks
C Float pin 1
D Float 1
E Needle valve set 1
F Main jet 1
G Needle jet 1
H Pilot jet 1
I Throttle stop screw set 1
J Carburetor heater 1
K Fuel filter 1
1

4 - 9
ENGCARBURETOR
Fuel filter
1. Inspect:Fuel filter 1
Damage → Replace.
1
ASSEMBLY AND INSTALLATION
Carburetor
1. Install:
Clip 1
NOTE:
Align the space b between the clip ends with
the slit a of the throttle valve.
1
a
b
2. Install: Starter plunger 1
NOTE:
Align the slit a of the throttle valve with the tab
b of the carburetor top.
1
ba
FUEL LEVEL ADJUSTMENT
WARNING
Gasoline (fuel) and its vapors are highly
flammable and explosive. Keep away from
sparks, cigarettes, flames or other sources
of ignition.
1. Measure:
Fuel level a
Use a fuel level gauge 1.
Out of specification → Adjust.
Fuel level gauge:
YM-01312-A/90890-01312
Fuel level:2.0 ~ 3.0 mm (0.08 ~ 0.12 in)
Below the float chamber mating
surface
a
1